Lm386 Radio Receiver Circuit. Find hd radio stations near you. Sparc hd radio receiver w bluetooth and emergency alerts.
Most of the commercial fm receiver kits receive the signals within the fm band usually 88 108 mhz. The ic requires a small amount of power to operate hence can easily be used with a 9v battery. Assembling an fm radio is always something interesting to the electronics enthusiast.
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The heart of this circuit is an lm386 ic. The resistor in the detection circuit is the log type 470 kohms potentiometer. Just get a low cost fm receiver kit make an audio amplifier using lm386 connect them together and your fm receiver is ready. Lm386 as a medium wave regen receiver by user selenium on radioboards forum interestingly both the and inputs are tied together pins 2 and 3.
