Make a cheap electronic timer

Technology

By Phillip Torrone

Phillip Torrone

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

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@adafruit

May 15th, 2006

Here’s a cheap and simple way to make an electronic timer to activate electronics, or fireworks… this example uses a 105dB personal alarm – Link.

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Tagged DIY Projects

By Phillip Torrone

Phillip Torrone

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

View more articles by Phillip Torrone

@adafruit

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