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Getting Started with Electronic Projects

You're reading from  Getting Started with Electronic Projects

Product type Book
Published in Jan 2015
Publisher
ISBN-13 9781783554515
Pages 176 pages
Edition 1st Edition
Languages

Our 555 timer circuit


In our circuit, when the output is high, it turns on Q1, which turns on D2. When the output is low, it sinks the current, which turns off Q1 and turns on D1.

Breadboard layout

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