In this article you will learn how to build an optical theremin using a 555 Timer IC. You will learn the functions of the pins on the 555 chip that are used in this build. You will learn that when the ...
This circuit uses a 555 timer which is setup to both run in an astable operating mode. This generates a continuous output via Pin 3 in the form of a square wave. This circuit uses a 555 timer which is ...
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