US-8920 Read 552 Time:2019-7-3 | |||
1.System parameter Frequency range: UHF640MHz-690MHz Channels : PLL, 200 channels Frequency width: 50MHz DNR: >100dB Distortion: < 0.5% Frequency response: 60Hz-20KHz±3dB Audio output: 0-400Mv(8dBu max) Working distance: 70M(ideal environment) 2.Receiver Power: DC12V 500mA (AC100V-240V) S/N : >105dB Image interference ratio:>80dB ACIR:>80dB Receive sensitivity:>25dBu (SIND=35dB) De-emphasis : 50uS 3.Transmitter Transmit power: 10mW Modulation: FM Max modulation:±40KHz High order harmonic: lower more than 35dB of main wave benchmark Battery :2*1.5V AA battery Last hour:above 8 hours
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