[Heathkit] Recapping SB-220 - higher values OK?

Ron Youvan ka4inm at gmail.com
Fri Nov 6 08:27:46 EST 2015


   On 11/06/2015 07:40 AM, Alexander N. Gerli wrote:

> Hello, folks.  I have been offered a set of high-uF caps. They're
> 1500uF/450V, appear to be computer-type I guess. They would equal a 187.5uF
> capacity if I used them. That would make a really stiff supply, BUT anyone
> have any thoughts on what the inrush current stress would be? I already
> plan to install a step-start, regardless what caps I end up using.

> Thanks in advance for comments!

   I read that all wrong, the usual string adds up to about 40 MFd, so
almost 200 MFd would probably destroy any set of diodes without a
healthy step start system.  I would go with the normal values.
-- 
   Ron  KA4INM - Youvan's corollary:
                 Every action results in unwanted side effects.



More information about the Heathkit mailing list