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Created | January 01, 2013 |
Last modified | January 11, 2013 |
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Dynamic Mic to Computer Mic Input
This preamp adapts a dynamic microphone to a computer Mic Input. It provides transformer isolation to the low-impedance microphone line (so you can run long lines and still be low-noise) and a 25-50dB Gain Adjust pot. It is intended to run off of a 12 to 28 VDC single-ended supply.
The as-built unit uses a NE5534 op-amp instead of the TL082 shown and works great.
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