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555 Timer chip 3 second delay.

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Re: 555 Timer chip 3 second delay.

By Mee_n_Mac
-  Mon May 19, 2014 11:11 pm #171305
reddot234 wrote:Hello, I'm trying to use this guide: http://www.dummies.com/DummiesArticle/E ... 10974.html to make 2 LEDs switch on and off. What capacitors/resistors would I need to make the delay 3 seconds? Thanks in advance!
The duty cycle and period of a 555 timer circuit is well defined and well published on the WWW. Google is your friend. I
even have a 555 application sitting at-the-ready on my desktop. You can too.
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