Quote:
Originally Posted by ban
what 820 ( nf or pf ) what volt , what number this
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820nf
This capacitor will not see more voltage than the ferrite coil can pick up after dissipating most of its power through diodes connected to ground.
This kind of capacitor does not usually have a choice of voltage ratings, but if you find a choice, 5v or more should work fine.
Best wishes,
J_P