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Old 3rd Feb 2023, 9:20 pm   #10
jimmc101
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Join Date: Mar 2009
Location: Portsmouth, Hampshire, UK.
Posts: 674
Default Re: Testing for leaky caps

Quote:
Originally Posted by stevehertz View Post
Not saying it's conclusive or the 'best' method, but I simply select ohms x 100 on my Avo 8 and connect its leads directly to each end of the capacitor. After an initial swing of the needle (depending on the cap value) it should make its way to infinite resistance. That's a good cap. Though as has been stated, caps can break down at higher voltages than are applied using an Avometer. But it's a good, quick test.
Should mention that on an AVO8 (and all? analogue multimeters) the polarity is reversed on the ohms ranges.

Jim
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