Radio circuit

Posted on Mar 28, 2007

Circuit works as follows: the high frequency part of the antenna to receive AM radio to a radio-frequency signal amplification crossing, elected by this vibration level 465kHz

Radio circuit
Click here to download the full size of the above Circuit.

IF signal, after the intermediate frequency amplifier, satin detection useful in the detection signal, the other signal filtered, put into the low level amplification, push speaker sound.

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