Introduction: 555 Timer Function Generator

Picture of 555 Timer Function Generator

Basic description shows how you can build simple square wave 1hz-1Mhz square. very useful for testing speakers, transformers, relays, transistors, IC, etc..

you can watch the movie in bellow link:

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Comments

john1a (author)2014-07-26

A 4-digit display (showin gthe current frequency) would be a great addition!

kag432 (author)2014-07-25

I would be interested to see if you ever modify it to have sine and square waves as well.

kag432 (author)kag4322014-07-25

Oops meant triangle not square.

Applied Electronics (author)2014-07-25

you can watch the movie in bellow link:

http://www.youtube.com/watch?v=lbGLCDmq1Wo&list=PL-DYRTx2yMmnM4w-YxNGwRg30SBGrpSpF

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