详细说明
• Scrambler • DTMF encoding • VHF: 5W • UHF: 4W • With three color LCD backlight display • 1,500mAh Li-ion battery • Built-in 50 CTCSS and 104 DCS, end-tone elimination • With emergency alarm and FM radio • Technical specifications: o Frequency range: 136 to 174, 400 to 470MHz o Channel capacity: 128 o Operating voltage: 7.4V Li-ion o Working temperature: -20 to +60 °C o Frequency stability: ± 2.5ppm o Size (without antenna): 60 x 95 x 32mm • Transmitter: o RF power output: ? Low: 1W ? High: 5W o Modulation type: F3E o Stray radiation: >60dB o Adjacent channel power: >55/65dB o Maximum frequency deviation: ± 5KHz o Audio distortion: <=5% o Moculation character: ± 3dB • Receiver: o Sensitivity (12Db SINAD): 0.2?V o Adjacent Channel selecivity: >=60dB o Noise respond: >=60dB o Audio power output: 500mW o Audio distortion: <=5% o Standby current: ?25mA