49 battery-powered one-IC projects

49 battery-powered one-IC projects

4.11 - 1251 ratings - Source

Provides instructions for making a touch switch, audio amplifier, signal splitter, sound pocket generator, burglar alarm, audio mixer, and square-wave generatorThis is a practical audio amplifier circuit using the LM380. Project 13 The input to this circuit is provided by an inexpensive low- impedance microphone. Other low level signal sources may be used in place of this microphone if you choose.

Title:49 battery-powered one-IC projects
Author:Delton T. Horn
Publisher:Bamp;t Database Management/Cip - 1989-06


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