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[AMPS] Filter Capacitors

To: <amps@contesting.com>
Subject: [AMPS] Filter Capacitors
From: measures@vc.net (Rich Measures)
Date: Thu, 26 Feb 98 17:18:44 -0800
>
>On Thu, 26 Feb 98 08:58:38 -0800 Rich Measures <measures@vc.net> writes:
>>>CGS (upraded version of CG) series of caps are stocked by many major
>>>distributors such as Mouser. 240MF is not a standard value but the 
>>210MF
>>>will do just fine. 
>>
>>Have you ever measured the voltage that a BTI subjects its 450v-rated 
>>electrolytic capacitors to on standby, Karl?
>
>Nope, but if the originals lasted all these years I wouldn't worry about
>it. After all there is a bit of safety overhead in CGS caps. Ive run 8 of
>them in a modified SB-220 at 3900V with no ill effect for several years.
300v over the rating is living on the edge.   
>(Not recommended with the smaller 381LX series) .
>I would suggest that he check the standby voltage and IF it is excessive
>then adding caps would be warranted. When that amp was built a 220-230VAC
>line was the norm; now its 240-250V  many places. 
-  I have heard reports that the standby V exceeds the 450WVDC per unit 
rating.  


cheers
Rich...

R. L. Measures, 805-386-3734, AG6K   


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