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High-Gain Microphone Amplifier Guide by jimdigriz is a document available to read on EtoBox.
- Author
- jimdigriz
- Language
- EN
About this book
Detector 700" amplifier for parabolic mic. Uses the obsolete LM387 as mic preamp. A NE5532 or NJM2904 may be substituted--but have a diffrent pin out.
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