Microphone

Microphone Description

SPECIFICATION 1. comprehensive performance carrier frequency VHF220-270MHZ(V-802) UHF 450-880MHZ(V-806) Frequency stabilization Less than +-30ppm Dynamic range more than 90db Total harmonic distortion less than 0.5% Frequency response 20HZ-16KHZ+-3DB Audio output level;separate type 0--+-400mv mixtype 0--+-300mv 2. fixed receiver power supply AC220 50-60HZ Consume power 4W Signal noise ratio more than 90db Image spurious rejection more than 80db Border upon channel rejection more than 80db Receiving sensitivity less than 10dbuv(sinad=30db) DE-EMPHASIS 50US 3. Handing microphone Transmitter power 30mw Modulation type FM F3F PLL Max deviation +-25khz Spurious emission more than 40db(with carrier) Battery voltage 9v battery Continuous using 8hours(compare with GP 1604s 9v battery) Noise control perfectness circuit for eliminating noises