frequency coverage     :transmit 156.025-157.425MHZ                                       receive 156.050-163.275MHZ mode                   :FM(16K0G3E) channel spacing        :25HZ frequency stability    :+/- 10 ppm 频率覆盖面  ：传送156.025-157.425MHZ               接受156.050-163.275MHZ 模式        ：FM (16K0G3E) 频道间距    ：25HZ 频率稳定范围：+/- 10 ppm

all international maritime VHF channels private channels          10.may be extended to 40 operation                 simplex and semi-duplex modulation                G3EJN(phase) antenna impedance         50ohm frequency stability       +/- 10 ppm (spec.vers.+/-5ppm) temperature range         -20 to 55 nominal power supply      13.8VDC power supply variation    12V DC -10% to 30% (with data according to international standards) power consumption         standby=0.1A                           transmit= 5A 全海事频道 频道   由10扩展至40 操作模式  单工和半双工 模式 G3EJN 频率稳定 +/-10% 温度范围 —20至55 正常工作电压 13.8VDC 电压变动 范围 12V DC -10% to 30% （ 有根据国际标准的数据 ） 消耗   待机=0.1A        发射=5A