双工器是异频双工电台,中继台的主要配件,其作用是将发射和接收讯号相隔离,保证接收和发射都能同时正常工作.它是由两组不同频率的阻带滤波器组成,避免本机发射信号传输到接收机。
双工器为双工无线电台收发共用一付天线的重要部件。sgq-150、sgq-230、sgq-350、sgq-450型双工器由具有良好温度补偿特性的装置和坚固的六腔谐振器构成。具有插入损耗小、隔离度高、性能稳定、外形美观等优点。
我公司可提供不同频段的双工器。
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duplexer is an important partin duplex radio communication..sgq-150、sgq-230、sgq-350、sgq-450,all have good device andstrong six-hole resonantor.
they have small wastage,high isolation, stable function.and beautiful appearance.
product detail:
1)type:sgq-150:frequency136~172 (mhz) ;bandwidth±200 (khz);vswr<1.5;
insertion loss≤1.2 (db); transmit receive separation 5.7(mhz);isolation>75 (db);
maximum input power 30 (w);connector:n(or bnc);
nominal impedance 50ω;dimensions220×154×31 (mm);weight: 1.2 (kg)
2)type:sgq-230:frequency220-240 (mhz) ;bandwidth±500 (khz);vswr<1.5;
insertion loss≤1.2 (db); transmit receive separation 7(mhz);isolation>75 (db);
maximum input power 30 (w);connector:n(or bnc);
nominal impedance 50ω;dimensions214×154×31 (mm);weight:0.9 (kg)
3)type:sgq-350:frequency336-370 (mhz) ;bandwidth±500 (khz);vswr<1.5;
insertion loss≤1.2 (db); transmit receive separation 10(mhz);isolation>75 (db);
maximum input power 30 (w);connector:n(or bnc);
nominal impedance 50ω;dimensions275×154×31 (mm);weight:1.2 (kg);
4)type:sgq-350d:frequency336-370 (mhz) ;bandwidth±500 (khz);vswr<1.5;
insertion loss≤1.2 (db); transmit receive separation 10(mhz);isolation>75 (db);
maximum input power 50 (w);connector:n(or bnc);
nominal impedance 50ω;dimensions270×190×37 (mm);weight:1.8 (kg);
5)type:sgq-450:frequency380-470 (mhz) ;bandwidth±500 (khz);vswr<1.5;
insertion loss≤1.2 (db); transmit receive separation 10(mhz);isolation>75 (db);
maximum input power 30 (w);connector:n(or bnc);
nominal impedance 50ω;dimensions228×154×31 (mm);weight:1.1 (kg);
6)type:sgq-450d
广州七彩电子有限公司
13719157226
广州市海珠区新港东路琶洲通信产业园28号
