programmable attenuator assembly specification sheet jfw model 50PA-300 jfw industries, inc. phone: 317-887-1340 sales@jfwindustries.com www.jfwindustries.com frequency range 500-2500 mhz configuration eight solid-state programmable attenuators impedance 50 ohms nominal vswr 1.6:1 maximum attenuation range 0-127 db in 1 db steps attenuation steps 1, 2, 4, 8, 16, 32 and 64 db attenuation accuracy 0.5 db or 2% of programmed (whichever is greater) insertion loss 6 db maximum 2 db typical @ 500 mhz 5 db typical @ 2500 mhz switching speed 5 microseconds typical (after command is received and processed) (3 milliseconds typical processing time) rf input power +20 dbm average manual control keypad and lcd display remote control ethernet (10/100) and rs-232 remote commands handover (hndx y t) variable handover (vhnd av aw vx vy tz) fade attenuator (fax y z t) set attenuator (sax y) read attenuator (rax) change baud rate (cbx) identification (idn) rf connector sma female ac supply 100-240 vac @ 47-63 hz operating temperature range 0o to +50o c physical size see outline drawing 092-5100 04/13/2006 trs 04/13/2006 ecr/ecn # date rev appr / date ecr/ecn # dat e rev appr / date 13824 02/01/2007 a trs 02/01/2007 15503 03/07/2008 b trs 03/07/2008 16179 08/07/2008 d trs 08/07/2008 15916 05/28/2008 c trs 05/28/2008 jfw form e-7-f rev f page 1 of 1
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