The anti-robbery alarm (RCM1A/RCM1B is the reception/emitting module)

Published:2011/7/6 22:09:00 Author:qqtang | Keyword: anti-robbery alarm, reception/emitting module | From:SeekIC

The circuit consists of the wireless emitter and reception control alarm. The emitter is powered by the button cell, whose size is small and it's easy to carry. Once something happened, just press the emitter key, the receiver would make loud alarm noise. The emitter circuit consists of the emitter RCM1A, button cell and emitting key; the wireless reception alarm consists of reception module RCM1B, the single steady trigger, compound oscillating circuit, audio booster and loudspeaker, power supply circuit and so on.



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