portable two way radios , walkie talkies , transceiver I-F7

タイトルまたは説明

• Scrambler • DTMF encoding • VHF: 5W • UHF: 4W • With three color LCD backlight display • 1, **0mAh Li-ion battery • Built-in *0 CTCSS and **4 DCS, end-tone elimination • With emergency alarm and FM radio • Technical specifications: o Frequency range: **6 to **4, **0 to **0MHz o Channel capacity: **8 o Operating voltage: 7.4V Li-ion o Working temperature: **0 to **0 ?C o Frequency stability: ? 2.5ppm o Size (without antenna): *0 x *5 x *2mm • Transmitter: o RF power output:  Low: 1W  High: 5W o Modulation type: F3E o Stray radiation: >*0dB o Adjacent channel power: >*5/*5dB o Maximum frequency deviation: ? 5KHz o Audio distortion: <=5% o Moculation character: ? 3dB • Receiver: o Sensitivity (*2Db SINAD): 0.2μV o Adjacent Channel selecivity: >=*0dB o Noise respond: >=*0dB o Audio power output: **0mW o Audio distortion: <=5% o Standby current: ≥*5mA