[AMPS] Re: Two XFMRs Parallel...

David Kirkby drkirkby@ntlworld.com
Thu, 18 Jan 2001 17:54:24 +0000


"J. Bradshaw" wrote:
> 
> Another way to question this:
> 
> How can you be certain the secondaries will be in phase
> with each other?   They most certainly won't be if they
> aren't identically wound (hard to do even when you wind
> on the same core).
 
I should have added that if the DC is paralleled after the rectifies,
this phase difference could work to your advantage. If the two are out
of phase, the caps will tend to get charged more often, reducing ripple.
However, I still think this is a bad idea - not one I would do. 


-- 
Dr. David Kirkby Ph.D,
email: drkirkby@ntlwold.com (formally davek@medphys.ucl.ac.uk)
web page: http://www.david-kirkby.co.uk       
Amateur radio callsign: G8WRB

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