rubber duck/portable antenna series for 900 mhz - 2.4 ghz applications specifications frequency: see above gain: hstn3 series 2.5 dbi max pstn2 series 2 dbi max, 1 dbi typical vswr: hstn3 2:1 over band pstn2 2.5:1 over band impedance: 50 ohm nominal maximum power: 10 watts connector: see models above whip length: hstn3-915 series: 9" approx (connector variations) hstn3-925 series : 8" approx (connector variations) hstn3-2400 series: 5" approx (connector variations) pstn2 series: 3" (sma male connector only) whip material: hstn3 series semirigid abs plastic pstn2 series molded vitacom tpe please consult factory for special configurations & frequency bands. model numbers - straight antennas model frequency connector hstn3-915t 900-940 mhz male tnc hstn3-915s 900-940 mhz male sma hstn3-925t 870-960 mhz male tnc HSTN3-925S 870-960 mhz male sma hstn3-2400t 2.4-2.485 ghz male tnc hstn3-2400s 2.4-2.485 ghz male sma pstn2-900s 824-894 mhz male sma pstn2-915s 900-940 mhz male sma pstn2-925s 870-960 mhz male sma special configurations including reverse gender & special frequencies may be available upon request. please consult factory for details/availability. product specifications these antennas require no ground plane for operation. this makes them ideal for use with portable devices or products with no substantial groundplane. they can even be used with products that consist of all plastic chassis or case. the hstn series antenna uses a full length center fed dipole configuration. maximum radiation is achieved along the horizon, and bandwidth provided is substantial. vswr is typically 2:1 or better over the desired fre- quency range. the antennas are available in many popular frequency bands from 870 mhz - 2.4 ghz. the radome on the hstn3 series is made of molded abs plastic. this material is semirigid and extremely durable. standard connector styles available include tnc or sma. the pstn2 series uses an end-fed loaded halfwave design. these also do not require a groundplane to achieve proper resonance. this halfwave design uses a helically loaded element. this reduces the size of the up to 2.5 dbi gain (max) styles with molded radome halfwave design requires no groundplane models for mobitex, ism, gsm, pcs & 2.4 ghz systems sleek molded profile, with a variety of connector styles hstn series 1/2 wave antennas us office & headquarters: 3900-b river road, schiller park, il 60176 tel: 800-648-2800 or 847-671-6690 fax: 847-671-6715 uk office: 106 anglesey business park, hednesford, staffs. ws12 5nr uk tel: (+44) 1543-878343 fax: (+44) 1543-871714 visit our web page at www.mobilemark.com. specifications subject to change without notice (1/2001). pstn2 series 1/2 wave antennas antenna with a minimal sacrifice in performance. ex- pected gain is 1-2 dbi. the radome on this series is flexible molded vitacom tpe. connector available is male sma.
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