Everything for Electronics
Nuts & Volts Magazine (August 2006)

Simple 100x Microphone Amplifier

By Michael A. Covington    View In Digital Edition  

As many of us have discovered the hard way, the output of a good microphone is weaker than any other kind of audio signal. If you want to use your stereo amplifier as a PA system, or view your speech on an oscilloscope, or use a high-quality dynamic mic with your computer’s sound card, you need more amplification...


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