Empirical Experience: Good and Bad Electrolytic Capacitors

[Rob Funk]

Jim wrote:
> I just measured some caps salvaged from dead motherboards.
> Many of the caps were bad, with only a few percent to about
> twenty percent of their nominal value.  A couple had half
> of their nominal value.  All of the bad caps had bulged
> tops.  All of the good caps had flat tops.

Any idea how they get bulged?

-- 
==============================| "A slice of life isn't the whole cake
 Rob Funk <rfunk at funknet.net> | One tooth will never make a full grin"
 http://www.funknet.net/rfunk |    -- Chris Mars, "Stuck in Rewind"