Published:2011/3/31 2:39:00 Author:Rebekka | Keyword: microwave alarm | From:SeekIC
RD627 is a kind of sensor that uses doppler effect principle. It can convert moving objects displacement signals into corresponding signals. It can be widely used in automatic lights, automatic doors, moving objects counter, automatic switches and burglar alarm and other devices. Composed of RD627 microwave alarm circuit diagram is shown as below.
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