Are Your Capacitors Installed Backwards? Build this and find out
If you have been installing, orange dip, brown dip, green dip capacitors over the years, have you been installing them the right way? Even the little yellow ones have polarity in circuit. Find out how to test your capacitors before you install them.... Then build this test fixture to make it even easier.

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EEVblog #279 - How NOT To Blow Up Your Oscilloscope!

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What Feynman Knew About Electricity That You Don’t

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