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Radio Electronics
Magazine December 1972

Articles include:
Build a Zero Distortion stereo preamp.
Electronic calculators from fingers to LED's.
Digital IC breadboard; build it yourself.
Operational amplifiers; 10 audio circuits.
The transister; it's 25 years old.

Plus:
* Jack Darr's service clinic
* Using a color-bar generator
* Step-by-step TV troubleshooting
* Lou Garner's state of solid-state

Condition: G/VG

$8.00

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