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Homemade 12v Audible Circuit Tester


12v Audible Circuit Tester
126 Best Homemade Lathe Accessories
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BUILDER:
ltlvt on homemadetools.net
DESCRIPTION:
Homemade 12v audible circuit tester adapted from a GM 'key left in ignition' buzzer. With the tester clamped to ground and the red lead attached to the positive side of the circuit, the unit will sound when power is applied.
RATING:
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Feb 01, 2014 4:23 PM
DIYer
Not a bad idea. Good use for a part that would otherwise just be discarded.
Nov 02, 2013 10:09 PM
daveward
This is brilliant...annoying sound...but brilliant.
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DIY 12v Audible Circuit Tester - comment on how to build a 12v Audible Circuit Tester - 2 comments
DIYer says:
Feb 01, 2014 4:23 PM
Not a bad idea. Good use for a part that would otherwise just be discarded.

daveward says:
Nov 02, 2013 10:09 PM
This is brilliant...annoying sound...but brilliant.

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