11-17-2016, 12:00 PM
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VideoKarma Member
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Join Date: Jun 2013
Posts: 96
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Quote:
Originally Posted by Electronic M
Are you taking about sweep stage micas, IF stage micas or all micas? Sweep micas have been known issues in TVs for years (if you put 400-1500V pulses through any cap it's life will shorten), but IF stage micas * are under very little strain (~120VDC+ a few mV of signal) and tend to be near 100 percent reliable (ignoring RCA 630 chassis).
*if you ignore the oddball ones in the IF cans that produce SMD.
In 99% of sets the IF micas are perfectly fine and will remain so...Sweep micas on the other hand if not bad are often a repair waiting to happen.
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I've seen it in both.
George
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