Chapter 17

Moving-Magnet Inputs

Practical Designs

The closely observed designs given here will be handy for immediate use, and they also demonstrate many of the various techniques discussed in this book, with extra practical details added. There is much information on how to interface the stages properly and avoid bad loading effects. Input and output networks, and all practical details, are given so that each circuit is complete in itself.

Project 1: A Simple Single-Stage +40 dB Phono Amplifier

While this book contains much about achieving the highest quality, sometimes economy is the watchword. This design is intended to give that economy. It is a basic one-stage phono amplifier with a gain of +40 dB (1 kHz) intended for driving preamplifiers ...

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