Simple FM Radio with improved audio gain
Audio circuits

Simple FM Radio with improved audio gain

By internum


Very simple FM Radio circuit using only one transistor.

Simple FM Radio with improved audio gain circuit
Simple FM Radio with improved audio gain circuit

L1:
Wind 6 turns of solid wire on a pen or pencil that is just under 1/2 inch in diameter. Remove the wire from the pencil and spread the winding to make a length of 3/4 inch. Solder C2 somewhere near the middle of the coil.

9195 28 August 2007

See also:

16 Watt Amplifier
16 Watt Audio Amplifier uses two LM383 IC.
18-bit ADC uses PC's serial port
A PC usually requires a plug-in ADC card to process analog signals. However, with this circuitry, a PC can communicate with an 18-bit ADC through its serial port.
The Reset Stabilized Amplifier
The reset stabilized amplifier is a form of chopper-stabilized amplifier.

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