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VJ1000 - user manual versione 3.0 ? copyright 1993-2001 r.v.r. elettronica spa via del fonditore 2/2c - 40138 - bologna (italia) telefono: +39 051 6010506 fax: +39 051 6011104 email: info@rvr.it web: www .rvr.it all rights reserved printed and bound in italy. no part of this manual may be reproduced, memorized or transmitted in any form or by any means, eletronic or mechanic, including photocopying, recording or by any information storage and retrieval system, whithout the permission of the copyright owner.
VJ1000 i user manual rev. 3.0 - 26/02/01 table of content 1. istruzioni preliminari 1 2. garanzia 2 3. primo soccorso 4 3.1 trattamento degli shock elettrici 4 3.1.1 se la vittima ha perso conoscenza 4 3.1.2 se la vittima cosciente 5 3.2 trattamento delle ustioni elettriche 5 3.2.1 vaste ustioni e tagli alla pelle 5 3.2.2 ustioni meno gravi 5 4. general description 6 4.1 mechanical description 6 4.2 electrical description 6 4.3 controls and indicators 6 4.4 protection system 7 4.5 specifications 7 5. electrical description 10 5.1 introduction 10 5.2 power supply 10 5.3 protection card 10 5.4 tube 10 6. installation procedure 24 6.1 introduction 24 6.2 unpacking 24 6.3 fitting the tube 24 6.4 connection and setup procedures 24 6.5 fault finding during the setup procedure 26 7. maintenance procedure 28 7.1 safety procedures 28 7.2 routine maintenance 28 7.3 replacement of components 28 7.4 replacement of the tube 29 7.5 changing the air filter 29 8. calibration procedure 30 8.1 frequency changes 30 8.2 calibration of the protection card 31 8.3 calibration of the pwr meter (ref) 32 8.4 calibration of the pwr meter (fwd) 32 8.5 calibration of the grid current meter (ig) 32 8.6 calibration of anode measurement (ia) 33 9. connectors description 37
VJ1000 ii user manual rev. 3.0 - 26/02/01 9.1 telemetry connector 37 10. telemetry card option 38 10.1 calibration of the voltages on the telemetry connector 38 10.2 wiring connections details 38 10.3 general verifications 39 appendix 40
VJ1000 1 / 40 user manual rev. 3.0 - 26/02/01 1. preliminary instructions this manual is written as a general guide for those having previous knowledge and experience with this kind of equipment. it is not intended to contain a complete statement of all safety rules which should be observed by personnel in using this or other electronic equipment. the installation, use and maintenance of this piece of equipment involve risks both for the personnel performing them and for the device itself, that shall be used only by trained personnel. r.v.r. doesn?t assume responsibility for injury or damage resulting from improper procedures or practices by untrained/unqualified personnel in the handling of this unit. please observe all local codes and fire protection standards in the operations of this unit. warning: always disconnect power before opening covers or removing any part of this unit. use appropriate grounding procedures to short out capacitors and high voltage points before servicing. warning: this is a "class a" equipment. in a residential place this equipment can cause hash. in this case can be requested to user to take the necessary measures. r.v.r. elettronica spa reserves the right to modify the design and/or the technical specifications of the product and this manual without notice.
VJ1000 2 / 40 user manual rev. 3.0 - 26/02/01 2. warranty any product of r.v.r. elettronica is covered by a 12 (twelve) month warranty. for components like tubes for power amplifiers, the original manufacturer?s warranty applies. r.v.r. extends to the original end-user purchaser all original manufacturers warranties which are transferable and all claims are to be made directly to r.v.r. per indicated procedures. r.v.r.'s warranty shall not include: 1) re-shipment of the unit to r.v.r. for repair purposes 2) any unauthorized repair/modification 3) incidental/consequential damages as a result of any defect 4) nominal non-incidental defects 5) re-shipment costs or insurance of the unit or replacement units/parts warranty shall come into force from invoice date and for the period of the manufactures warranty. any damage to the goods must be reported to the carrier in writing on the shipment receipt. any discrepancy or damage discovered subsequent to delivery, shall be reported to r.v.r. within five (5) days from its receipt. to claim your rights under this warranty: a. contact the dealer or distributor where you purchased the unit. describe the problem and ask if he has an easy solution. dealers and distributors are supplied with all the information about problems that may occur and usually they can repair the unit quicker than what the manufacturer could do. very often installing errors are discovered by dealers. b. if your dealer cannot help you, contact r.v.r. in bologna and explain the problem. if it is decided to return the unit to the factory, r.v.r. will mail you a regular authorization with all the necessary instructions to send back the goods. c. when you receive the authorization, you can return the unit. pack it carefully for the shipment, preferably using the original packing and seal the package perfectly. the customer always assumes the risks of loss (i.e., r.v.r. is never responsible for damage or loss), until the package reaches r.v.r. premises. for this reason, we suggest you to insure the goods for the whole value. shipment must be effected c.i.f. (prepaid) to the address specified by r.v.r.?s service manager on the authorization.
VJ1000 3 / 40 user manual rev. 3.0 - 26/02/01 do not return units without our authorization as they will be refused. a be sure to enclose a written technical report where mention all the problems found and a copy of your original invoice establishing the starting date of the warranty. replacement and warranty parts may be order from the following address. be sure to include the equipment model and serial number as well as part description and part number. r.v.r. elettronica spa via del fonditore, 2/2c 40138 bologna italy tel. +39 051 6010506
VJ1000 4 / 40 user manual rev. 3.0 - 26/02/01 3. first aid the personnel employed in the installation, use and maintenance of the device, shall be familiar with theory and practice of first aid. 3.1 treatment of electrical shocks 3.1.1 if victim is not responsive follow the a-b-c's of basic life support place victim flat on his backon a hard surface. open airway: lift up neck, push forehead back clear out mouth if necessary and observe for breathing if not breathing, begin artificial breathing (figure 2): tilt head, pinch nostrils, make airtight seal, four quick full breaths. remember mouth to mouth resuscitation must be commenced as soon as possible figure 1 figure 2 check carotid pulse ( figura 3 ); if pulse is absent, begin artificial circulation( figura 4 ) depressing sternum 1 1/2" to 2" ( figure 5 ). figura 3 figura 4 figura 5 approx. 80 sec. : one rescuer, 15 compressions approx. 60 sec.: two rescuers, 5 compressions, 1 breath do not interrupt rhythm of compressions when second person is giving breath call for medical assistance as soon as possible.
VJ1000 5 / 40 user manual rev. 3.0 - 26/02/01 3.1.2 if victim is responsive ? keep them warm keep them as quiet as possible loosen their clothing (a reclining position is recommended) call for medical help as soon as possible 3.2 treatment of electrical burns 3.2.1 extensive burned and broken skin cover area with clean sheet or cloth (cleansed available cloth article). do not break blisters, remove tissue, remove adhered particles of clothing, or apply any salve or ointment. treat victim for shock as required. arrange transportation to a hospital as quickly as possible. if arms or legs are affected keep them elevated if medical help will not be available within an hour and the victim is conscious and not vomiting, give him a weak solution of salt and soda: 1 level teaspoonful of salt and 1/2 level teaspoonful of baking soda to each quart of water (neither hot or cold). allow victim to sip slowly about 4 ounces (half a glass) over a period of 15 minutes. discontinue fluid if vomiting occurs do not give alcohol 3.2.2 less severe burns (1st and 2nd degree) apply cool (not ice cold) compresses using the cleansed available cloth article. do not break blisters, remove tissue, remove adhered particles of clothing, or apply salve or ointment. apply clean dry dressing if necessary. treat victim for shock as required. arrange transportation to a hospital as quickly as possible if arms or legs are affected keep them elevated.
VJ1000 6 / 40 user manual rev. 3.0 - 26/02/01 4. general description 4.1 mechanical description the VJ1000 is housed in a 19" rack-mountable frame, 14u high, of which 4u are free and may be used for an exciter, a receiver or other equipment. all controls and switches are situated on the front panel together with two analog meters. there are no connectors on the rear panel. both the cooling air inlet complete with fan and filter, and the power cable entry hole may be found on this panel. a flue may be found on the top of the unit for the expulsion of hot air used for coooling the unit, together with the rf output connector (to be connected to the antenna). 4.2 electrical description the VJ1000 is a tube amplifier with an earthed grid allowing a wide-band input (no calibration across the band) from 87.5 to 108mhz. this amplifier is able to generate an output power of over 1kw from an input power of approx. 20/25w. the amplifier features motorized anode and load matching across the entire operational band. the VJ1000 is available in single phase version. 4.3 controls and indicators two analog meters are present on the front panel; one measures direct power output and reflected power output (1 fig.1), the other measures plate and grid currents (3 fig.1). the output power meter has only one scale 1kw f.s.,both for the measurement of the direct power output and for reflected power output. the meter for the measurements of the grid and plate currents has two scales too; one for 1a f.s.for the measurement of the grid current and for 100ma for the grid current. for each of these meters there are the relative reading selector (2 and 4 fig.1). in central position there are some switches and led indicators that concern to the plate and load tuning: the two led indicators signal respectively the stop for the plate tuning at 87.5 mhz (6 fig.1) and at 108 mhz (8 fig.1), while the three selectorsare used rispectively for to enable the engines of tuning (5 fig.1), for the plate tuning (7 fig.1) and for the load tuning (9 fig.1). then there are three led indicators that signal alarms: for an excess of r.o.s. (10 fig.1), for insufficient fan pressure (11 fig.1) and for an excess of grid current (12 fig.1).
VJ1000 7 / 40 user manual rev. 3.0 - 26/02/01 the following are present on the front panel: an ht indicator which signals that the high voltage supply is active; a switch to activate the ht supply, or put the unit in stand-by (st.by. 15 fig.1); an on-off switch and corresponding indicator (14 and 16 fig.1). 4.4 protection system the VJ1000 features protection against: excess vswr, excess grid current, opening of panels with the unit active, and insufficient ventilation. under abnormal conditions the unit will be automatically disactivated; after 90 seconds the protection system will re-activate the unit if the condition has returned to normal, unless a panel is still open or the cooling system lacks sufficient pressure. in this event, the procedure is repeated four times, after which the unit will remain disactivated for 15 minutes. if, after 15 minutes, the condition is still present, four more switch-on attempts are made, after which the unit is shut down indefinately. should, during these cycles, the fault condition dissappear and the protection system succeed in re-activating the unit for more than 15 minutes, the fault condition counter will be reset to zero. n.b. the times indicated above are approximate and may vary considerably. 4.5 specifications please refer to table a for the electrical specification and table b for the mechanical specification.
VJ1000 8 / 40 user manual rev. 3.0 - 26/02/01 table a electrical specifications power supply single phase: 220-240 v, 50-60 hz frequency range 87,5 - 108 mhz (others on request) output power 850 - 1000 w rf output impedance 50 ohm output connector "lc? connector, 7/8" o 7/16" rf input impedance 50 ohm input connector "n" type connector rf input power 18 w typical, max 25 w tube eimac 3cx800 a7 cooling system forced ventilation harmonic and spurious meets or exceeds fcc and ccir signal soppression regulations
VJ1000 9 / 40 user manual rev. 3.0 - 26/02/01 table b dimensional and environmental specifications rack dimensions 540mm(21,26")w 540mm(21,26)d 698,3mm(27,49")h panel dimensions 483mm(19)w 443mm(17,44")h weight 60 kg operating temperature range da -10 a +45c maximum humidity max 90%, senza condensa
VJ1000 10 / 40 user manual rev. 3.0 - 26/02/01 5. electrical description 5.1 introduction this section describes in detail, the operation of the VJ1000. for ease of description, the unit has been divided into sections, each of which is described in detail, below. 5.2 power supply the power supply, accessible via the rear panel, has been designed to be both rugged and at the same time simple to maintain, allowing easy access to every component thus easing repair work. the power supply features a pi filter after the rectifying stage which attenuates spurious components. two fuses provide overload protection. the power supply comprises two separate transformers: the largest supplies the tube anode, the other transformer supplies the tube's filament and supplies various functions such as relays and the protection system. this power supply is designed to work at single phase voltages. 5.3 protection card this card is mounted in a metal box and fixed to the right-hand side of the rf chamber?s chassis (6 photo 2). this sub-unit has three alarm inputs which carry the signal to a comparator which compares them to a pre-defined threshold. should one of these inputs exceed the alarm threshold, the amplifier is disactivated and a counter is started. if the fault condition does not dissappear within the period defined by the counter, the unit is shut down indefinately. 5.4 tube the ceramic/metal power triode 3cx800a7 has been designed to work in ab 2 class amplifiers, in class b cathode-driven amplifiers, in audio or rf applications including the vhf band, or in class c cathode-driven, anode-modulated rf amplifiers. as linear amplifiers, they feature high power gain with low levels of intermodulation. for the tube specification, see table c.
VJ1000 11 / 40 user manual rev. 3.0 - 26/02/01 table c caratteristiche tecniche della valvola model 3cx800a7 anode dissipation 800 w approx grid dissipation 4 w approx max frequency 350 mhz cooling system forced ventilation filament voltage 13.5 v filament current 1.5 a capacitance with grounded grid ingresso: 26,0 pf uscita: 6,1 pf capacit passante: 0,05 pf base large wafer elevenar 11 pin with rings (jedec no. e11-81) amplificator factor 200 recommended air system socket sk2210 reccomended air chimney sk1906
VJ1000 12 / 40 user manual rev. 3.0 - 26/02/01 maximum anode and seal 250c core temperature maximum lenght 64,01 mm (2,52 inch) maximum diameter 64,26 mm (2,53 inch) weight 0,326 kg (11,5oz) operational position any
VJ1000 13 / 40 user manual rev. 3.0 - 26/02/01 front panel?s view description (fig. 1) 1 output power analog meter for the measurement of direct and reflected output power 2 dir/ref switch for the selection of direct or reflected power measurment 3 currents analog meter for the measurement of anode and grid currents 4 grid/plate switch for the selection of grid or anode current measurement 5 tuning motorized tuning switch 6 led "-" (87,5) led to indicate that tuning has reached end of range at 87.5 mhz. off signifies end of range 7 plate anode tuning swich 8 led "+" (108) led to indicate that tuning has reached end of range at 108 mhz. off signifies end of range 9 load load matching switch 10 v.s.w.r. indicator shwing excess v.s.w.r. 11 press. indicator showing insufficent fan pressure 12 i.g. alarm indicator for excess grid current 13 h.t. indicator showing high voltage active 14 on power indicator 15 st.by. standby switch 16 power power on/off switch 17 pannello h.t. internal access to rf chamber 18 restart alarm reset (only in the version with telemetry option) 19 alarms card on alarms card on (only in the version with telemetry option)
VJ1000 14 / 40 user manual rev. 3.0 - 26/02/01 fig. 1
VJ1000 15 / 40 user manual rev. 3.0 - 26/02/01 power supply?s view description (fig. 2) 1 .............. auxiliary and filament transformer 2 .............. anode supply filter capacitator 3 .............. high voltage rectifier board 4 .............. anode supply transformer 5 .............. high voltage resistor 6 .............. high voltage resistor 7 .............. anode delay timer 8 .............. solenoid switch 9 .............. line fuse holders 10 .............. line power connector 11 .............. exciter supply 12 .............. earth
VJ1000 16 / 40 user manual rev. 3.0 - 26/02/01 fig. 2
VJ1000 17 / 40 user manual rev. 3.0 - 26/02/01 r.f. cavity?s view description (photo 1) 1 .............. cooling air outlet 2 .............. plate tuning control motor 3 .............. output connector (to antenna) 4 .............. end of tuning range switch (87,5mhz) 5 .............. directional coupler for output power measurement 6 .............. line 7 .............. tube 8 .............. end of tuning range switch (108mhz) 9 .............. low pass filter 10 .............. teflon c capacitator 11 .............. high voltage input connector 12 .............. load matching capacitator cv 13 .............. micro switch
VJ1000 18 / 40 user manual rev. 3.0 - 26/02/01 photo 1 31 2 5 7 11 9 4 6 8 12 10
VJ1000 19 / 40 user manual rev. 3.0 - 26/02/01 r.f. block?s vie description (photo 2) 1 .............. plate tuning control motor 2 .............. cooling air outlet 3 .............. air flow switch 4 .............. input connector (to exciter) 5 .............. air blower 6 .............. alarms card
VJ1000 20 / 40 user manual rev. 3.0 - 26/02/01 photo 2 12 3 4 5 6
VJ1000 21 / 40 user manual rev. 3.0 - 26/02/01 r.f. block?s view 2 description (photo 3) 1 .............. end of tuning range switch (87.5 mhz) 2 .............. input matching board 3 .............. load tuning control motor 4 .............. end of tuning control motor (108 mhz) 5 .............. multipolar circolar connector 6 .............. grid/plate meter board
VJ1000 22 / 40 user manual rev. 3.0 - 26/02/01 photo 3 6 1 2 543
VJ1000 23 / 40 user manual rev. 3.0 - 26/02/01 table d typical values of the operating parameters power v olt age nominal t ension 5% max cos-fi better than 0,9 output power 1 kw approx input power 18-20 w anode current 0,45 a grid current < or = 20 ma input swr 2 w max
VJ1000 24 / 40 user manual rev. 3.0 - 26/02/01 6. installation procedure 6.1 introduction this chapter contains information necessary for the installation and initial testing of the VJ1000 amplifier. is necessary, to not damage the amplfier, to execute the procedure below in the right sequency. 6.2 unpacking remove the unit from its packing and, before any other operation, ensure that the unit has not suffered any damage in transit and that all its front panel controls are useable. 6.3 fitting the tube to fit the tube follow the following instructions: 1) unscrew the screws holding the high voltage front panel (17 fig.1) and open it. 2) check with care that the tube? s pins are correctly aligned with it s socket. 3) insert the tube into its socket, pressing lightly and first rechecking the correct alignment of the pins. 4) check that the tube is fully home in its socket, verifying the correct fit of the grid ring. 5) shut the high voltage panel and re-fit all the screws. 6.4 connection and setup procedures to connect the unit, follow the following instructions: 1) remove the rear panel. 2) connect a cable of suitable dimensions (the unit can draw up to 15a) to the power input connector block. 3) connect the exciter supply cable to the corresponding connector block, taking care to connect the earth (ground) to its correct connector. 4) connect a 50 ohm coaxial cable (type rg 213) fitted with an "n" type male connector to the input connector. 5) connect an antenna or a dummy load with an impedance of 50 ohm to the output connector type 7/8" (7/16" or lc on request). ensure that the coaxial cable has an impedance of 50 ohm and that it can handle a continuous power of at least 1000 watts.
VJ1000 25 / 40 user manual rev. 3.0 - 26/02/01 6) after having connected the 220 v driver supply and an rf output connector to the driver, switch the VJ1000?s power switch to off and the st.by. switch to on. 7) adjust the exciter power output control to minimum power. 8) connect the line supply (220v 5%) to the unit. 9) switch the power switch to on, the corresponding indicator will show the presence of the line supply in the unit and, at the same time the cooling fan will start. normally the press. indicator will stay on for a few seconds before the fan has created sufficient air flow. after 2-3 minutes of warming up, the ht indicator will light up; simultaneously the characteristic noise of the power solenoid will be heard indicating that the anode supply is active. the driver will also be active. the unit without excitation will absorb about 30 ma of anode current. 10) switch the output power switch to dir and the currents switch to plate. 11) adjust the exciter power control to obtain a anode current of 150/200 ma. 12) using the tuning switch, activate the tuning motors so that both green leds next to the plate control light up. holding the tuning switch down, use the plate "+" or "-" control (the unit is factory- set to a frequency of 98 mhz) to tune the anode circuit. "+" indicates an increase in frequency, and "-" a reduction in frequency. if one of the leds switches off, this indicates that the end of the frequency range has been reached and that no more adjustment is available in that direction. the output power meter can be used to tune the anode circuit; maximum meter reading ( maximum output power) corresponding to correct tuning. 13) the load tuning procedure follows in a similar fashion: holding down the tuning switch, adjust the load control for maximum output power. repeat steps 12 and 13 several times to obtain the optimum settings 14) increase exciter power until an output power of 800/850 w is obtained and repeat steps 12 and 13. note: the driver power don't never must excess 18/20w, then the maximum plate current is 450ma and the maximum grig current is 20ma 15) with output power at 1000 w, make small adjustments, as above, to minimize grid and anode currents; if necessary, reduce exciter power to maintain 1000 w of output power.
VJ1000 26 / 40 user manual rev. 3.0 - 26/02/01 6.5 fault finding during the setup procedure the following fault conditions may occur during the setup procedure: 1) the red light "press." stays on check that the rear air filter is not blocked and that there is at least 40/50 cm clearance between the rear of the unit and any obstructions such as a wall. check that the air exit flue is free from obstruction. 2) the s.w.r. indicator lights up during the tuning procedure check for standing waves on the antenna with a wattmeter. the reading should be less than 100 w. 3) the grid indicator lights up during the calibration procedure reduce output power and carefully re-tune the output (load and plate). w arning:the inside of the unit operates at high voltages which are dangerous and potentially lethal. for this reason the unit should only be operated with all its panels securely in place. the unit must be connected to a good earth. the unit should be operated in a well ventilated environment the hot air expelled by the unit will rapidly raise the temperature of a poorly ventilated environment with potentially damaging consequences. should operation of the unit be inhibited by the protection system, do not attempt to re-activate the unit without carefully checking operating and environmental parameters. 4) the equipment doesn?t suppl y the nominal power indica ted on the test repor t al though the adjustment opera tion is been made correctl y. verify that the line voltage, under load, has the nominal value 5% max. verify the cos-fi value on the line; this value must be better than 0.9. otherwise correct the power factor of the line.
VJ1000 27 / 40 user manual rev. 3.0 - 26/02/01 table e recommended test equipment instrument type suggested model tech. specifications non inductive bird 50 ohm p >1kw dummy load non inductive bird 50 ohm p >1kw dummy load calibrated in-line bird mod. 43 50 ohm wattmeter with sample power supply hp mod. 6002a 0-50v, 0-10a
VJ1000 28 / 40 user manual rev. 3.0 - 26/02/01 7. maintenance procedure 7.1 safety procedures warning warning warning warning warning warning warning warning when the amplifier is operational with the rear panel removed, lethal voltages are easily accessible. use properly insulated tools for any calibration work and do not make contact with any internal components. ensure that all high voltage components have been grounded (use an earthing stick). ensure that power has been disconnected from the unit before any maintenance work is started. first level of maintenance 7.2 routine maintenance the only routine maintenance required by the amplifier is periodic changing of the fan, air filter and removal of accumulated dust from inside the tube cavity and from the air filter. the periods between routine maintenance will depend upon operating conditions, ambient temperature, ambient dust levels and humidity. it is advisable to carry out preventative checks at 3 month intervals and to change fans at least every 18 months, or before if they become noisy or show signs of wear. periodic replacement of the tube will also be necessary. the operating life of the tube is very dependant upon operating conditions, for example: line voltage fluctuations over 5%, temperatures over +30c, high humidity, the presence of dust and incorrect calibration of the amplifier will all result in a greatly reduced tube life. second level of maintenance 7.3 replacement of components n.b. to re-assemble the unit, simply reverse the sequence of operations. n.b. the following procedure should only be carried out by qualified personnel using the correct tools and equipment. unqualified or inexperienced personnel not using the correct tools and equipment can easily cause damage to the unit which will immediately invalidate the guarantee.
VJ1000 29 / 40 user manual rev. 3.0 - 26/02/01 7.4 replacement of the tube 1) ensure that the unit is isolated from its supply and, to avoidsevere burns, that the tube that has to be replaced is no longer hot. ensure also that all terminals are at 0v, and if not use a shorting stick to remove any residual charge. 2) undo the fixing screws holding the tube access panel (17 fig.1) to the front panel and remove the access panel. 3) remove the tube from its supporting socket, pulling in a direction perpendicular to its socket. 4) should the tube prove excessively difficult to extract, unscrew the four screws holding the base of the anode contacts to the 4 teflon pillars. once the tube has been extracted from its socket, attempt to remove the anode contacts taking care not to damage them. re-mount the base on its pillars, without the tube. 5) to fit the new tube, follow the procedure from step 2 to step 5 in paragraph 3.3 fitting the tube. 7.5 changing the air filter 1) disconnect power from the unit. 2) open the rear grill of the air filter by unscrewing the fixing screws. 3) change the filter cleaning the inside with care. 4) close the rear grill and tighten the fixing screws. 5) reconnect power to the unit.
VJ1000 30 / 40 user manual rev. 3.0 - 26/02/01 8. calibration procedure n.b. the following procedure should only be carried out by qualified personnel using the correct tools and equipment. unqualified or inexperienced personnel not using the correct tools and equipment can easily cause damage to the unit which will immediately invalidate the guarantee. 8.1 frequency changes to change the operating frequency of a tube amplifier the following procedure is required: 1) select the desired frequency on the exciter. 2) reduce exciter power to minimum power. 3) connect the line supply (220v 5%) to the unit. 4) switch the power switch to on, the corresponding indicator will show the presence of the line supply in the unit and, at the same time the cooling fan will start. normally the press. indicator will stay on for a few seconds before the fan has created sufficient air flow. after 2/3 minutes of warming up, the ht indicator will light up; simultaneously the characteristic noise of the power solenoid will be heard indicating that the anode supply is active. the driver will also be active. the unit without excitation will absorb about 30 ma of anode current. 5) switch the output power switch to dir and the currents switch to plate. 6) adjust the exciter power control to obtain an anode current of 150/200ma. 7) using the tuning switch, activate the tuning motors so that both green leds next to the plate control light up. holding the tuning switch down, use the plate "+" or "-" control (the unit is factory set to a frequency of 98 mhz) to tune the plate circuit. "+" indicates an increase in frequency and "-", a reduction in frequency. if one of the leds switches off, this indicates that the end of the frequency range has been reached and that no more adjustment is available in that direction. the output power meter can be used to tune the plate circuit; maximum meter reading ( maximum output power) corresponding to correct tuning. 8) the load tuning procedure follows in a similar fashion: holding down the tuning switch, adjust the load control for maximum output power.
VJ1000 31 / 40 user manual rev. 3.0 - 26/02/01 repeat steps 7 and 8 several times to obtain the optimum settings 9) increase exciter power until an output power of 800/850 w is obtained and repeat steps 7 and 8. 10) with output power at 1000 w, make small adjustments, as above, to minimize grid and anode currents; if necessary, reduce exciter power to maintain 1000 w of output power. 8.2 calibration of the protection card before calibrating the protection board, or ig and ia currents, remove the front panel which also supports the rf chamber. disconnect the antenna output cable, remove the coaxial cable from the input connector, undo the 8 screws holding the panel and remove the panel; take care not to disturb the high voltage cables and the multipolar service cable. lay the chamber carefully on a raised surface, opposite the unit to facilitate the following procedure. the protection board has three trimmers for adjusting the following alarm thresholds: insufficient fan pressure, excess v.s.w.r. and excess grid current. these alarm conditions are indicated by three leds (alarms fig.1). remove the metal cover of the protection box by undoing the 4 screws. the alarm thresholds may be calibrated through the following procedure: 1) calibration of fan pressure alarm threshold (press.). a) switch the st.by. switch (15 fig.1) to st.by. b) enable power to the unit by switching the power switch (16 fig.1) to on. c) ensure that the press. indicator (11 fig.1), initially on, turns off when the air-flow switch (3 photo3), positioned inside the flue, switches up (air pressure normal). two error conditions can prevent the above sequence from being completed: the indicator remains on, or remains permanently off. in this case adjust the trimmer, r4, until the sequence is completed correctly: switch down, led on; switch up, led off. 2) calibration of v.s.w.r. to adjust the threshold of the v.s.w.r. alarm first perform setup1 (fig.3). the threshold should be set at around 10 % of the maximum output power i.e. of 100w. a) connect a mismatched, dummy load (e.g. 25 ohms 1.5kw) to the rf output of the amplifier, in series with a bypass wattmeter.b). with the unit switched on (n.b. the rear cover must be in place) and having calibrated the unit to its exciter frequency, gradually increase the output power from 0w until a reflected power of 100w is registered on the external wattmeter. c) adjust the trimmer r7 until the alarm threshold is reached and the v.s.w.r. led lights up (10 fig.1).
VJ1000 32 / 40 user manual rev. 3.0 - 26/02/01 n.b. several attempts may be necessary. at least 60 seconds should be allowed inbetween attempts to allow an automatic reset. 3) calibration of the grid current (ig) alarm threshold a) connect the unit to the line supply and connect a dummy load (50ohms 1.5kw). b) switch the st.by. switch (15 fig.1) to st.by. c) wait for the fan to build up pressure. d) perform the setup 3 procedure and steps required to calibrate the grid current ig (paragraph 5.5). e) adjust the reading (regulating the supply) to 22 ma. f) adjust trimmer r21 until the ig protection is activated i.e. when the ig indicator (12 fig.1) comes on. g) reduce the indicated current to 10 ma. h) wait for the automatic protection cycle to complete and repeat step e) to verify the correct alarm threshold (22 ma). 8.3 calibration of the pwr meter (ref) perform the calibration procedure for the v.s.w.r. protection upto step b) (paragraph 5.2 (2)). at this point verify that the VJ1000 meter reading is correct; adjustment may be made with trimer r6 situated in the directional coupler on the output of the low-pass filter, near the antenna connector. to gain access to it, remove the small protection cover. 8.4 calibration of the pwr meter (fwd) perform setup 2 (fig.4). 1) connect a 50 ohm 1.5kw dummy load in series with a bypass wattmeter (byrd model 43), switch on the amplifier and verify the correct reading of the VJ1000?s meter. 2) adjust trimmer r9, situated inside the directional coupler on the output of the low-pass filter, near the antenna connector. 3) to gain access, remove the small protection cover. n.b. the trimmer r2 connected in series with the meter allows small adjustments after the calibration of pwr, ref and fwd, and is normally in a central position.
VJ1000 33 / 40 user manual rev. 3.0 - 26/02/01 8.5 calibration of the grid current meter (ig) perform setup 3 (fig.5). 1) switch the ig-ia switch to the ig position (4 fig.1). 2) the unit should be switched off. 3) adjust the output voltage of the external power supply to 0v. 4) connect the external power supply to the 2.2 ohm, 5w resistor r4 situated on the rear of the meter (current). the polarity should be such as to produce a clockwise deflection. 5) increase the power supply voltage and check for a proportional increase in the grid current (as measured by the VJ1000 meter) and in the current supplied by the power supply. 6) adjust trimmer r2 for a correct reading. 8.6 calibration of anode measurement (ia) perform setup 3 (fig.5). perform the procedure detailed for the calibration of the grid current measurement, but instead connect the power supply to the r3 0.22 ohm resistor found on the same board. use r1 to calibrate the ia meter.
VJ1000 34 / 40 user manual rev. 3.0 - 26/02/01 setup 1 / fig. 3
VJ1000 35 / 40 user manual rev. 3.0 - 26/02/01 setup 2 / fig. 4
VJ1000 36 / 40 user manual rev. 3.0 - 26/02/01 setup 3 / fig. 5
VJ1000 37 / 40 user manual rev. 3.0 - 26/02/01 1 14 9. connectors description 9.1 telemetry connector type: db25 female 1 anodic voltage output 3v x 4000v (only vj2000) 2 anodic current measurement output 5v x 1a 3 gnd 0v 4 reflected power measurement output 1.4v x 100w 5 not used 6 not used 7 not used 8 input command on (high volteage) 9 not used 10 not used 11 not used 12 not used 13 not used 14 not used 15 not used 16 forward power measurement output 1.6v x 1000w 17 antenna alarm swr (this signal come 12v when fault directly from the alarms card) 18 grid current measurment output 5v x 100ma 19 not used 20 input on 21 not used 22 not used 23 not used 24 not used 25 not used
VJ1000 38 / 40 user manual rev. 3.0 - 26/02/01 10. telemetry card option 10.1 calibration of the voltages on the telemetry connector the vj?s internal telemetry connector gives to the external the voltages referred to the various values under control. the voltage related to the forward power output is 1,6v for 1kw. to calibrate this voltage follow the procedure below: 1- adjust the power of the machine to the nominal value of 1kw. 2- adjust r13 on the telemetry card to obtain a voltage, between pin 16 and pin 1 of telemetry connector, of 1,6v. the pin 4 gives the voltage referred to measurment of the reflected power. this voltage is 1,4v for 100w (10% of 1kw). to calibrate this voltage follow the procedure below: 1- adjust the reflected power to 100w using a wattmeter bird in output. 2- adjust r14 of telemetry card to obtain a voltage, between pin 14 and pin 1 of connector, of 1,4v. 3- adjust r36 to set the power good threshold. 10.2 wiring connections details 1- the exciter is not supplied from the service connector but separataly. this is because if there was no high voltage, the service connector would be not supplies instead, too. the exciter shall be ever on. 2- a system that closes to earth a bnc contact when the machine is in standby mode is used. this contact is connected with a bnc-bnc cable to the interlock/ rf mute connector of the exciter. when the vj goes in standby status, the exciter enters in rf mute mode. the contact that permits this functionallity is located on the service teleswitch. 3- a reset (or restart) button is connected between pin 9 and earth of telemetry card jp2 connector and it?s located on the front panel. it?s used to give the same kind of signal as the an exciter that an ptxlcd gives when it is switches on. this operation resets the alarms and the remote control relay, in case the amplifier is in off status and there is not an exciter able to change it to the on status. 4- the alarms card is supplied by the alternate current that first passes throught jp3 (pin 1 and 2) of telemetry. when the telemetry card receives the remote off command, alarms card turns off itself. this permits to remotly reset the alarms throught an on-off-on sequency. please remember that after 6 attempts failed the machine will block itself. this remote control system gives a remote reactivation mechanism. 5- a green led is mounted between the point s of the alarm card and ground (throught a 2k2 resistor); this is to indicate whether the alarms cards is supplied
VJ1000 39 / 40 user manual rev. 3.0 - 26/02/01 or not. 6- the db25/telemetry connector cable is connected as shown in the diagrams in appendix. 7- the system is the same for VJ1000 and vj2000. 10.3 general verifications - when standby mode and operating the ralated switch, the exciter shall go in rf mute mode. - VJ1000/2000 shall switch to standby mode if the exciter put in the off status. - if the vj has completed a reset cicle for 6 times and it?s thus blocked, a series of on-off-on of the exciter shall reset the alarms. - only the swr ant alarm is telecontrolled.
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VJ1000 1 / 2 user manual tecnical appendix 3.1 - 20/05/02 appendice piani di montaggio, schemi elettrici, liste componenti / component layouts, schematics, bills of material questa parte del manuale contiene i dettagli tecnici riguardanti la costruzione delle singole schede componenti il VJ1000. l?appendice composta dalle seguenti sezioni: this part of the manual contains the technical details about the different boards of the VJ1000. this appendix is composed of the following sections: description rvr code vers. pages flat cable telemetry connector 1.0 2 telemetry cable 1.1 2 power supply 1.1 4 h.t. rectifier card 1.0 4 r.f. block 1.0 4 alarms card 1.0 4 grid/plate meter board 1.0 4 low pass filter 1.0 4 input matching circuit 1.0 4 directional coupler 1.0 4 telemetry card (optional) 1.0 4
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VJ1000 flat cable - 1 / 2 appendice tecnica rev. 1.0 - 26/02/01
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VJ1000 telemetry cable - 1 / 2 appendice tecnica rev. 1.1 - 26/02/01
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VJ1000 power supply - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01
VJ1000 2 / 4 - power supply technical appendix rev. 1.0 - 26/02/01
VJ1000 power supply - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 power supply bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 1 r2 15/50w resistor 50w raf050jh0015 2 1 r1 100/100w resistor 100w raf100jh0100 3 1 c 1 8f 4kv high voltage capacitor col4000v0008 4 2 f1,f2 f16a fast fusible 16a fus10.3x3825 5 1 cn1 con. cir. con. cir. 28p bulgin f. cntblccf28p 28pf 6 1 mors1 mors.5*uk16 mors.5*uk16 phoenix mo rs5*uk16 7 1 j1 bncfht conn. bnc fem. per ht cntbncfht 8 1 tel1 rlyfc10n tel. mathsushita fc10n tl r24ac420 9 1 tim1 tmrpdx3m tim. mats. 24ac 2c 3m tmrpdx2c3ac24 10 1 sw1 pms09 puls. 1v ms09 pizzato pls1vms09 11 1 trf1 plate trf1 trf. 220v 2400v 0.9a trfpltVJ1000 12 1 t1 serv.trf1-2trf. 220/0/18/24 trfservj2000 13 1 sw1 micro switch micro switch
VJ1000 4 / 4 - power supply technical appendix rev. 1.0 - 26/02/01 tel1 f2 h.t. rectifier board r1 t1 c1 trf1 r2 tim1 f1 mors1 photo 4 / foto 4
VJ1000 h.t. rectifier board - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01
VJ1000 2 / 4 - h.t. rectifier board technical appendix rev. 1.0 - 26/02/01
VJ1000 h.t. rectifier board - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 h.t. rectifier board bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 1 r50 33/10w resistor 10w raf010kh0033 2 1 r49 220/10w resistor 10w raf010kh0220 3 48 r1,r2,r3, 100k# resistor 2w rsc002jh0100 r4,r5,r6, r7,r8,r9, r10,r11,r12, r13,r14,r15, r16,r17,r18, r19,r20,r21, r22,r23,r24, r25,r26,r27, r28,r29,r30, r31,r32,r33, r34,r35,r36, r37,r38,r39, r39,r40,r41, r42,r43,r44, r45,r46,r47, r48 4 24 c1,c2,c3, 2n7 ceramic capacitor ckm272bk600p c4,c5,c6, c7,c8,c9, c10,c11,c12, c13,c14,c15, c16,c17,c18, c19,c20,c21, c22,c23,c24 5 24 d1,d2,d3, sk3/17 semicron diode 3a 1700v dissk3/17 d4,d5,d6, d7,d8,d9, d10,d11,d12, d13,d14,d15, d16,d17,d18, d19,d20,d21, d22,d23,d24, 6 2 d25,d26 by255 silicon diode 3a 1000v disby255
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VJ1000 r.f. block - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01
VJ1000 2 / 4 - r.f. block technical appendix rev. 1.0 - 26/02/01 r.f. block bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 1 r 3 39# resistor 2w rsc002jh0039 2 1 r1 470/10w resistor 10w raf010kh0470 3 2 r4,r5 1k2 resistor 1/4w 5% rsc1/4jk01,2 4 1 r2 t4k7 trim. reg. vert. 10mm rvtd10vk04,7 5 1 c9 225pfrvr ceramic cap. rvr ckm225brvr 6 3 c5,c6,c7 1nf ceramic capacitor ckm102bk600p 7 1 c1 1nfunelco silver mica capacitor csm102xk351 8 1 c10 1nf 5kv ht ceramic capacitor cht102b5000v 9 2 c13,c12 47nf ceramic capacitor ckm473bk600p 10 2 c2,c3 100nf ceramic capacitor ckm104bk600p 11 1 c8 cvrvr cap. var. rvr cvarrvr 12 1 c11 0.22f poliester capacitor cpe224dk101 13 1 c 4 4uf 450vac high volatge capacitor chv0400v0004 14 2 l3,l4 l1210rvr1.2 12 sp dia 10 r.s. 1.2mm bfs12001210 15 1 l5 l1516rvr1.5 15 sp dia 16 r.s. 1.5mm bfs15001516 16 1 l6 l1510rvr1.5 15 sp dia 10 r.s. 1.5mm bfs15001510 17 1 l2 l210rvr1.5 2 sp dia 10 r.ar. 1.5mm bfs15000210 18 1 l1 l338rvr1 33 sp diam 8 r.s. 1mm bfs10003308 19 1 met1 sta250a strumento 250a smabm55rq251 20 1 cn3 mammut 2p mors. mp mont. diret.2p mormp2p 21 1 cn1 con. cir. con. cir. 28p bulgin m. cntblccm28p 28pm 22 1 cn4 bncmht conn. bnc mas. per ht cntbncmht 23 1 cn2 n connector conn. n a telaio cntnfpfl 24 1 cn3 flange 7/8" flanfe 7/8" cntfl7/8 25 5 sw2,sw3, 1v 2p deviatore 1 via 2 pos dev1v1103cs sw4,sw6,sw7 26 1 sw5 1v 2p 0c dev. 1 via 2 pos 0 cent dev2v1m01m03 27 2 sw4,sw8 2v 2p 0c dev. 2 vie 2 pos 0 cent dev2v1m01m03 28 1 sw1 sws1s-i dev. feme 250vac 15a devsws1s-i 29 1 sw2 swahr5411 sw. national ahr5411 devahr5411 30 2 lamp1,lamp2spia r07 spia al neon 220v rossa spia07ro220 220v 31 3 dl1,dl2,dl3 led-r5 red led diode ledro05 32 2 dl4,dl5 led-g5 green led diode ledve05 33 1 d1 z12v zener diode 12v 0.4w diz12v0w4 34 1 lin1 linea2 linea vj2000 linvj2000
VJ1000 r.f. block - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 35 1 m 1 dc motor1 dc mot buhler motrcvj2000 1.61.013.325-w 36 1 m 2 dc motor2 dc mot buhler motrpvj2000 1.61.013.330-0 37 1 q1 2n3055 npn rf transistor trn2n3055 38 1 fan1 blower ebm1 ven.ebm g2e140-ac05-01vtlebm 39 1 v1 3cx800 3cx800 eimac triodo val3cx800
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VJ1000 alarms card - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01 r4 taratura della pressione della turbina // calibration of the fan pressure alarm threshold p.31 r7 taratura del r.o.s. // calibration of the v.s.w.r. p.31 r21 taratura dell?intervento della protezione della corrente di griglia // calibration of the grid current alarm threshold p.32
VJ1000 2 / 4 - alarms card technical appendix rev. 1.0 - 26/02/01 ~ ~ a b c d g h f r o l m n q p i l 18vac 18vac 16 16 8 press. s.w.r. i.g. front panel VJ1000/vj100hp/vj2000 alarms card circuit diagram r.v.r. elettronica s.p.a. (bo) a3 11 monday, february 12, 2001 title size document number rev date: sheet of +15v +15v +15v +15v +15v +15v +15v +15v +15v +15v + - ic1d lm3900 12 11 10 14 7 q3 bc237 r14 100k d23 1n4148 d21 1n4148 r54 22k d24 leve05 r55 2k2 + c22 0.47uft 35v c2 47nf c3 4n7 r3 2k2 r2 100 r9 47 cw r4 t22k + - ic1c lm3900 13 8 9 14 7 r11 100k r12 100k r10 100k r13 10k r48 47k + c16 4.7uf 25v r52 47k ic4 4040 motorola 10 11 9 7 6 5 3 2 4 13 12 14 15 1 clk rst q1 q2 q3 q4 q5 q6 q7 q8 q9 q10 q11 q12 d18 1n4148 d17 1n4148 + - ic1a lm3900 1 6 5 14 7 cw r7 t22k r8 10 + c1 10uft 16v d19 1n4148 d20 z6v8 + c12 4.7uf 25v r15 100k r19 100k d2 1n4148 r16 22k r18 82k + c6 33uf 35v c5 4n7 r17 100k + - ic1b lm3900 2 3 4 14 7 + c18 0.47uf 25v r20 22k r24 22k r25 82k r26 100k cw r21 t22k r47 10k + c13 4.7uf 25v r22 10 d1 1n4148 d9 d10 d11 d12 d13 d14 c7 4n7 + c8 33uf 35v + c19 0.47uf 25v r27 100k r28 22k r49 10k r51 10k r50 10k r23 100k d4 1n4148 d3 1n4148 r30 1k2 r31 1k2 r32 1k2 r5 1k + c20 22uf 35v w1 wl04 ic5 7815 vi gnd vo ic2 ne555 2 5 3 7 6 4 1 8 tr cv q dis thr r gnd vcc c11 47nf + c10 2.2uft 25v r40 10k q2 bc237 r39 10k r38 220k r43 47k d8 1n4148 r37 22k r44 10k r45 10k ic3 4040 motorola 10 11 9 7 6 5 3 2 4 13 12 14 15 1 clk rst q1 q2 q3 q4 q5 q6 q7 q8 q9 q10 q11 q12 r1 680* l1 220uh c14 47nf + c15 100uf 25v + c21 4.7uf 35v c4 47nf r6 1k r46 47k + c17 10uf 25v d15 1n4148 r34 220k r53 22k r36 22k r35 22k r42 10k q4 bd140 d16 1n4001 r41 2k2 rele'1 ry12w-k r33 22k d22 1n4148
VJ1000 alarms card - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 alarms card bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 2 r8,r22 10 resistor 1/4w 5% rsc1/4jh0010 2 1 r 9 4 7 resistor 1/4w 5% rsc1/4jh0047 3 1 r 2 100 resistor 1/4w 5% rsc1/4jh0100 4 1 r1 680* resistor 1/2w 5% rsc1/2jh0680 5 2 r5,r6 1k resistor 1/4w 5% rsc1/4jk0001 6 3 r30,r31,r321k2 resistor 1/4w 5% rsc1/4jk01,2 7 3 r3,r55,r41 2k2 resistor 1/4w 5% rsc1/4jk02,2 8 10 r13,r39, 10k resistor 1/4w 5% rsc1/4jk0010 r40,r42, r44,r45, r47,r49, r50,r51 9 10 r16,r20, 22k resistor 1/4w 5% rsc1/4jk0022 r24,r28, r33,r35, r36,r37, r53,r54 10 4 r43,r46, 47k resistor 1/4w 5% rsc1/4jk0047 r48,r52 11 2 r18,r25 82k resistor 1/4w 5% rsc1/4jk0082 12 10 r10,r11, 100k resistor 1/4w 5% rsc1/4jk0100 r12,r14, r15,r17, r19,r23, r26,r27 13 2 r34,r38 220k resistor 1/4w 5% rsc1/4jk0220 14 3 r4,r7,r21 t22k trimmer reg. vert. 10mm rvtd10vk0022 15 3 c3,c5,c7 4n7 ceramic capacitor ckm472bk600p 16 4 c2,c4,c11, 47nf ceramic capacitor ckm473bk600p c14 17 2 c18,c19 0.47f poliester capacitor cpe474ek101 18 1 c22 0.47ft tantalium capacitor cet474am350 19 1 c10 2.2ft tantalium capacitor cet225am350 20 4 c12,c13, 4.7f electrolytic capacitor cea475am350 c16,c21 21 1 c17 10f electrolytic capacitor cea106am350 22 1 c1 10ft tantalium capacitor cet106am350 23 1 c20 22f electrolytic capacitor cea226bm350 24 2 c6,c8 33f electrolytic capacitor cea336bm350 25 1 c15 100f electrolytic capacitor cea107bm350 26 1 l1 220h rf choke imp220ua 27 1 rele?1 ry12w-k relay 2v 12v takamisawa rldry12w-k
VJ1000 4 / 4 - alarms card technical appendix rev. 1.0 - 26/02/01 28 18 d1,d2,d3, 1n4148 silicon diode dis1n4148 d4,d8,d9, d10,d11, d12,d13, d14,d15, d17,d18, d19,d21, d22,d23 29 1 d16 1n4001 silicon diode 50v dis1n4001 30 1 w1 wl04 diode bridge 1.5a pnrwl04 31 1 d20 z6v8 zener diode 6.8v 0.4w diz6v80w4 32 1 ic5 7815 pos. stabilizer 1a cil7815p 33 2 q2,q3 bc237 npn transistor trnbc237 34 1 q4 bd140 pnp transistor trnbd140 35 1 ic2 ne555 timer cil555 36 2 ic3,ic4 4040 cmos divider motorola cid4040 37 1 ic1 lm3900 norton quad amp. cillm3900 38 1 d24 leve05 diode led green dia 05 ledve05
VJ1000 grid/plate meter b. - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01 r1 calibrazione della misura di corrente anodica // calibration of the anode current measurement p.33 r2 calibrazione della misura corrente di griglia // calibration of the grid current measurement p.33
VJ1000 2 / 4 - grid/plate meter b. technical appendix rev. 1.0 - 26/02/01
VJ1000 grid/plate meter b. - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 ia-ig meter card bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 1 r3 0.22$ resistor 5w raf005jh0,22 2 1 r4 2.2$ resistor 5w raf005jh02,2 3 2 r1,r2 t4k7 trimmer reg. vert. 10mm rvtd10vk04,7 4 4 c2,c3,c4,c510nf ceramic capacitor ckm103bk600p 5 1 c1 47nf ceramic capacitor ckm473bk600p 6 1 met2 sta250a strumento 250a smabm55rq251 7 1 cn1 mors.cs 10 mors. cs 10 cont. morslb10ppo 8 4 d1,d2,d3,d4by255 silicon diode 1000v 3a disby255
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VJ1000 low pass filter - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01 c1 l1 c2 l2 c3 l3 c4 c5 l4 photo 5 / foto 5
VJ1000 2 / 4 - low pass filter technical appendix rev. 1.0 - 26/02/01
VJ1000 low pass filter - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 low pass filter bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 2 c1,c5 27pft cond. band rame teflon cbrt270rvr 2 3 c2,c3,c4 54pft cond. band rame teflon cbrt540rvr 3 4 l1,l2,l3,l4l230rvr 2 sp dia 30 band. rame bbr5000230
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VJ1000 input matching circuit - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01
VJ1000 2 / 4 - input matching circuit technical appendix rev. 1.0 - 26/02/01
VJ1000 input matching circuit - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 input matching circuit bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 1 c2 t22pf trimmer capacitor cvf220ck600 2 1 c1 27pf ceramic capacitor np0 ckm270bj600c 3 1 c3 56pf ceramic capacitor np0 ckm560bj600c 4 1 l1 l58rvr1.5 5 sp dia 8 r. ar. 1.5mm bfs15000508 5 1 l2 l38rvr1.5 3 sp dia 8 r. ar. 1.5mm bfs15000308
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VJ1000 directional coupler - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01 r6 calibrazione della lettura della potenza riflessa // calibration of the measurement of the reflected power p.32 r9 calibrazione della lettura della potenza diretta // calibration of the measurement of the forward power p.32
VJ1000 2 / 4 - directional coupler technical appendix rev. 1.0 - 26/02/01
VJ1000 directional coupler - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 directional coupler bill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 2 r12,r13 47* resistor 1/2w 5% rsc1/2jh0047 2 4 r1a,r1b, 100# resistor 2w rsc002jh0100 r2a,r2b 3 1 r 3 8k2 resistor 1/4w 5% rsc1/4jk08,2 4 2 r5,r8 22k resistor 1/4w 5% rsc1/4jk0022 5 2 r6,r9 t22k trim. reg. vert. 10mm rvtd10vk0022 6 2 c5,c6 2p2 ceramic capacitor np0 ckm2,2bj600c 7 1 c2 t2p22f trimmer capacitor cvc2,22ck600 8 2 c3,c4 1nfpas ceramic through cap. cdp102xk500 9 2 d1,d2 1n4148 silicon diode dis1n4148 10 1 tr1 wideband tr wide-band transformer trfwideband
VJ1000 4 / 4 - directional coupler technical appendix rev. 1.0 - 26/02/01 pagina lasciata intenzionalmente in bianco this page was intentionally left blank
VJ1000 telemetry card (opt.) - 1 / 4 appendice tecnica rev. 1.0 - 26/02/01
VJ1000 2 / 4 - telemetry card (opt.) technical appendix rev. 1.0 - 26/02/01 - ia + ia gnd + ig - ia gnd fwd pwr rfl pwr - va + va r36 -> power good adj ia ig fwd pwr rfl pwr va gnd ac in ac in remote on remote off norm. open norm. open norm. closed norm. closed power good jp5 2-3 -> power good norm. open jp5 1-2 -> power good norm. closed front panel 1 telemetry card circuit diagram r.v.r. elettronica s.p.a. (bo) a3 11 monday, february 12, 2001 title size document number rev date: sheet of +12v +12v +12v +12v +12v +12v ry1 relay s/r + - u3a lm358n 3 2 1 4 8 + - u3b lm358n 5 6 7 jp1 mors. cs 10 1 2 3 4 5 6 7 8 9 10 r1 1m 1% r2 1m 1% r4 1m 1% r3 1m 1% r8 1m 1% r6 1m 1% r5 1m 1% r7 1m 1% r11 100k r16 n.c. r17 0 r18 3k9 r15 10k r12 100k r10 100k r9 100k r34 21k5 1% r33 21k5 1% r24 1k 1% r25 1k 1% r26 1k 1% r27 1k 1% r28 1k 1% r19 1m 1% r20 1m 1% r21 1m 1% d4 1n4005 d3 1n4005 c16 0.1uf + c17 470uf 35v jp2 mors. cs 10 1 2 3 4 5 6 7 8 9 10 c28 0.1uf + c14 10uf 50v c15 0.1uf u5 7812 vi gnd vo c30 0.1uf c31 0.1uf c1 femi c3 femi c4 femi c5 femi c2 femi c6 femi c29 femi c7 femi + - u1b lm358n 5 6 7 r22 1k 1% + - u1a lm358n 3 2 1 4 8 + - u2a lm358n 3 2 1 4 8 c9 0.1uf + - u2b lm358n 5 6 7 r23 1k 1% r30 22 c10 0.1uf cw r13 tc100k + - u4a lm358n 3 2 1 4 8 + - u4b lm358n 5 6 7 cw r14 tc100k cw r36 tc20k ry2 ry12w-k jp5 3 pin strip 1 2 3 q1 bc237 d2 1n4005 jp4 mors. cs 2 1 2 + c13 10uf 35v r41 390 d1 z5v1 r40 10k c23 0.1uf d7 z9v1 r44 4k7 c24 0.1uf c25 0.1uf c26 0.1uf c27 0.1uf r45 560* r46 4k7 r47 1m 1% r29 22 c8 0.1uf r31 22 d5 1n4005 d6 1n4005 r42 270# r43 100# jp3 mors. cs 4 1 2 3 4 r38 10k r37 10k r39 100k c11 0.1uf r32 22 c18 0.1uf c19 0.1uf c20 0.1uf c21 0.1uf c22 0.1uf c12 0.1uf r35 4k7 sw1 restart 1 2
VJ1000 telemetry card (opt.) - 3 / 4 appendice tecnica rev. 1.0 - 26/02/01 telemetry cardbill of materials/lista componenti pag. 1 item quantity reference part description part order code __________________________________________________________________________________________________ 1 1 r17 0 0 ohm resistor r000 2 4 r29,r30, 22 resistor 1/4w 5% rsc1/4jh0022 r31,r32 3 1 r43 100# resistor 2w rsc002jh0100 4 1 r42 270# resistor 2w 5% rsc002jh0270 5 1 r41 390 resistor 1/4w 5% rsc1/4jh0390 6 1 r45 560* resistor 1/2w 5% rsc1/2jh0560 7 7 r22,r23, 1k 1% resistor 1/4w 1% rsm1/4fk0001 r24,r25, r26,r27, r28 8 1 r18 3k9 resistor 1/4w 5% rsc1/4jk03,9 9 3 r35,r44,r464k7 resistor 1/4w 5% rsc1/4jk04,7 10 4 r15,r37, 10k resistor 1/4w 5% rsc1/4jk0010 r38,r40 11 2 r33,r34 21k5 1% resistor 1/4w 1% rsm1/4fk21,5 12 5 r9,r10,r11,100k resistor 1/4w 5% rsc1/4jk0100 r12,r39 13 12 r1,r2,r3, 1m 1% resistor 1/4w 1% rsm1/4fm0001 r4,r5,r6, r7,r8,r19, r20,r21,r47 14 1 r36 tc20k trim. reg. vert. cermet rvtvervk0020 15 2 r13,r14 tc100k trim. reg. vert. cermet rvtcervk0100 16 20 c8,c9,c10, 0.1f ceramic capacitor ckm104bk600p c11,c12, c15,c16, c18,c19, c20,c21, c22,c23, c24,c25, c26,c27, c28,c30,c31 17 2 c13,c14 10f electrolytic capacitor cea106am350 18 1 c17 470f electrolytic capacitor cea477bm350 19 1 jp5 3 pin stripstrip m p 2.54 3 pin cntstripmcs 20 8 c1,c2,c3, femi filtro emi murata feay5s223500 c4,c5,c6, c7,c29 21 1 jp4 mors. cs 2 morsettiera cs 2 cont morskb02ppo 22 1 jp3 mors. cs 4 morsettiera cs 4 cont. morskb04ppo 23 2 jp1,jp2 mors. cs 10morsettiera cs 10 cont. morslb10ppo 24 1 ry2 ry12w-k relay 2v 12 takamisawa rldry12w-k 25 1 ry1 relay s/r relay set / reset 12v rldmzp-r2
VJ1000 4 / 4 - telemetry card (opt.) technical appendix rev. 1.0 - 26/02/01 26 5 d2,d3,d4, 1n4005 si licon diode 600v dis1n4005 d5,d6 27 1 d1 z5v1 zener diode 5.1v 0.4w diz5v10w4 28 1 d7 z9v1 zener diode 9.1v 0.4w diz9v10w4 29 1 q1 bc237 npn transistor trnbc237 30 4 u1,u2,u3,u4 lm358n double op. amp. cillm358n 31 1 u5 7812 pos. s tabilizer 1a cil7812p 32 1 r16 n.c. not connected

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