Wireless Fm Microphone

Posted on Jan 17, 2013

A simple FM wireless microphone uses a single BC183C transistor as an audio amplifier. A 2N3565 can be substituted.

Wireless Fm Microphone
Click here to download the full size of the above Circuit.

Ql is an oscillator that is FM modulated by the signal from Ql. Other transistors can be substituted, but the modulation characteristics should be checked.

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