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Homemade Plant Watering Timer


BUILDER:
Manfred Mornhinweg on ludens.cl
DESCRIPTION:
Diagram for constructing a homemade plant watering timer using a 555 timer, multivibrator, and a CMOS ripple counter.
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Dec 22, 2015 11:29 AM
Lee Bell
dude, you can't really copyright a basic 555 timer circuit that has been used about a million times over the years.
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DIY Plant Watering Timer - comment on how to build a Plant Watering Timer - 1 comments
Lee Bell says:
Dec 22, 2015 11:29 AM
dude, you can't really copyright a basic 555 timer circuit that has been used about a million times over the years.

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