Thingiverse
Polarity Tester
by ukdiveboy
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A simple electronic circuit and a printable housing to make an electrical polarity tester
Use it to check your electronic circuits. It will tell you which wire is live, which is ground, or even if it's AC.
Designed to work on circuits from around 3-15V.
Use it to check your electronic circuits. It will tell you which wire is live, which is ground, or even if it's AC.
Designed to work on circuits from around 3-15V.
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