specifications frequency: cellular 824-894 mhz lowband smr 806-870 mhz highband smr 890-960 mhz gps 1575.42 +/- 2 mhz cellular/smr gain: see above gps gain: 27 db amplifier, 5 dbi antenna vswr: 2:1 max over range noise figure: 2.0 db max, 1.7 db typical operating temp: -40 o to +85 o c nominal impedance: 50 ohms maximum power: 10 watts for 800/900 mhz amplifier bias: +5 vdc +/-10% (gps) current drain: 20 ma max product specifications cable: gps rg-174, 15 feet cellular/smr rg-58, 15 feet case material: polycarbonate dimensions: 14 1/2" overall height (6 1/4" with 3 dbi whip). base alone is 1" h x 2 5/8" d mounting: 3/4" diameter feed thru, 3/4" long thread for up to 1/2" thick surface cellular whip: 304 stainless steel cable attachment: integral to device, bottom exit connector : tnc cellular/smr, smb or sma on gps. consult factory for other configurations. model numbers model description sm1-900/1575 3 dbi cellular/cdpd & gps sm1-837/1575 3 dbi lowband smr & gps sm1-925/1575 3 dbi highband smr & gps sm3-900/1575 5 dbi cellular/cdpd & gps sm3-837/1575 5 dbi lowband smr & gps sm3-925/1575 5 dbi highband smr & gps please specify smb or sma connector for gps. please consult factory for other configurations or options. these higher gain models extend mobile mark's existing gps products by offering increased 900 mhz perfor- mance without the need for a groundplane. operating in gps as well as cellular, this product can be mounted to a vehicle's surface or any bulkhead through a 3/4" hole. the antenna provides completely independent dual band operation. these designs provide either a collinear 14" whip; or a low profile monopole whip. the whips can even be interchanged without effecting gps sensitivity. gps performance is 27 db, with 5 dbi antenna gain. the gps circuitry has a low noise figure (2.0 db max) with excellent filter characteristics. no interaction occurs between the bands. power for the gps amplifier (+5 vdc) and signal is applied through the same cabling directly to the gps circuit. the antennas are outfitted with 15 feet of rg-174 cable and smb plug (or sma) connectors for the gps inter- face. the cellular cable is 15 feet of rg-58 with a tnc connector. other connectors and configurations are available upon request. the antennas are enclosed in a weatherproof polycar- bonate radome. everything needed for installation is included. 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 (6/2000). high gain surface mount gps antennas (pat.pnd.) dual band cellular/gps or smr/gps available for body/surface mount applications high performance dual band operates on cellular with 27 db active gps gain high gain 5 dbi and medium gain 3 dbi models operate on 800/900 mhz bands ground plane independent, performs equally well on fiberglass or metal sm3 dual band sm1 dual band new truck mirror mount option!
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