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ڵλãֻг
ŲŻɱ˽װֻźŷŴ
2010-12-13 23:21йֻԭߣ
ֻźŷŴҪ⵽֮֡ǰйز˶δɰװֻͺŷŴ豸ĽֹΥʹ߽⡢û豸5000Ԫķ

ֻźŷŴ˴ܱû档ڰװֻźŷŴڰװ߱˵ǽϺõʹЧǶڰװ豸50-300ҵĵ2ǽ20-100ڵĵֻûȴһӰ졣

ΪЩֻûԴźţһƶ/ͨĻվźţһֻŴͺţлڣֻźŷŴŴźſܻͨʵźŲǿͻһԶлٽֻźŷŴĵضͨ

ֻźŷŴѧСֱվҪĿΪƶͨźäźͨ豸

һ棬ڰװֻźŷŴҪעλúͷףеûװܵ°ȫ

Ŀǰ϶ֻźŷŴҲϣҪ·棺


װֱֻվûDZȰװΪ˭ҲԸⱻֻ֡Ϊֻź̫ûźŲűȰװֹװôƶͨŹ˾ȴܽͨŸ⣬ôûѹ

ֱվͰװվ⡣еĽСҵֹƶͨŹ˾Լ¥ϰװվֱվļͷ䣬վûΪֹ˽԰װֱվƶͨŹ˾װվֺΧĽ䡰Ϸԡ

˽ֱվȻйزŵĹ涨ǵŹ˾ΪûҪǵλҵûװ豸ҪôȶûĽǶѽУҪôйػȡ˸߶շѣŹ˾װĴ豸Ƿͬڴֵ˼йػĸ߶շѵĺԺͺϷֵȶ


ֻźŷŴ

۸200-350Ԫ


һ̨
Դ1
һ֧װʱֻյϣ
һ֧ӷŴ

ƶ绰źŷŴһֲƶ绰лվǷΧ㣬վǷΧ串ǷΧäһּЧ豸ƫԶɽסլС̳ͣСƵꡢݼ䡢ͥд¥ҵƶ绰źŷŴ󣬶ɽ赲δźʱ޷ͨԵĸãǽƶ绰źšäáЧķƶ绰ͨͨ衣

1.ä㡱

ܵɽн赲Σʹֻźű˥γɡäӰֻͨţװֻźŷŴܽ⣬ֻźš޵УǿǽźäáЧķ

2.ֹ롱

ֻźŲ÷˫ֻͣź΢ʱӰֻźŵ׼ȷ루ͨ϶룩󣻰װֻźŷŴǿֻźţҪʧ

3.

Щߵֻͽ΢ֻ΢ź׳ִ룬ʱͻ󣬼֮ijЩߵ粨ţԣֻźŷŴźŵȣʹͨ

4.ǿźŽ

Ҫźžĺֻ,ֻͨ.

5.١ͻź

Ǹ߲㽨źԶС,ҶΪ桢ǽIJȶźţƵлƹЧӦӰֻͨš

Ͳ

ƵʷΧ 890MHz915MHz() 935MHz960MHz()
棺 63dB
زģ -18dB
ϵ 5dB
פ ȣ 1.5(V.S.W.R)
豸ʱӣ 1s
ɢ䣺 -36dBm
տ200ƽףڸ100ƽ

ĵַ:http://www.cnonline.org/2010/article/11582.html

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