Simple condenser mic preamp circuit using 2N3904
If you want to learn about microphone or little use. This is a simple condenser MIC preamp circuit diagram. It changes the sound to electrical signals before sending to a…
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April 12, 2017
Very simple amplifier circuit using transistor 2N3904
It is Very simple amplifier circuit using transistor 2N3904 only, low noise than normal IC circuits, low distortion,frequency response: 20 Hz to 20 kHz.
July 3, 2014