[sdiy] Lifespan of Electrolytics?

[Happy Harry]

Wax lyric ??? maybe 'wax on'....

You measure the leakage current flowing in the cap, and turn up
the voltage based on maintaining a 'zero' or near zero current.

Whether it takes minutes, hours, days depends on the caps...

H^) harry


>From: "Batz Goodfortune" <batzman at all-electric.com>
>To: synth-diy at dropmix.xs4all.nl
>Subject: Re: [sdiy] Lifespan of Electrolytics?
>Date: Tue, 21 May 2002 16:44:34 +0930
>
>Y-ellow Y'all.
>         So while we're here on this subject. You're spoze to be able to
>prime very large electros by bringing them up from zero to rated voltage.
>(I think rated voltage I can't remember what the deal is.) I knew someone
>who use to do it claiming that he was "Reconditioning" the caps. And I've
>heard people say it takes a couple of hours and others say a couple of 
>days.
>
>A couple of hours I could handle. A couple of days.... Bugger that!
>
>I guess you'd need some kind of purpose built PSU that would ramp up over
>time. Or a servo-controlled variac (rectified output of course) which I
>could have got for nix at one time. Damnit! This wouldn't be a problem if
>we weren't talking between 0 - 100 volts or so. But at the same time big
>20,000uF + caps are hard to come by.
>
>Anyone care to wax lyrical on this?
>
>Thanks in advance.
>
>Be absolutely Icebox.
>
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