Electret Microphone Single Supply Preamp - copy

@hippodribble

11 years ago

https://everycircuit.com/circuit/6292948154056704

Powered electret microphone meets 741 with a single power supply. Output has a 4V range. Input is simulated by 10 mV AC. Built this with a 386 instead. Working OK. Preamp based on Bitluni's YouTube video. Now with added power LED.