[Amps] original thread: Peter Dahl transformers, remark about capacitors for switching supplies

Bill Turner dezrat1242 at yahoo.com
Wed Apr 3 19:27:41 EDT 2013


ORIGINAL MESSAGE: 
On Wed, 3 Apr 2013 18:44:48 -0400, Steve wrote:

>Can you bypass the cold end of a RF choke too much?  
>Say, I put 6 or 8 - .0047 pf caps in parallel to carry the RF current.  And, the plate coke is 180 mh and it's on 160.
>What would be the result, other than wasting caps?  Just an issue of 'deminishing returns', or substantial effect on tank tuning?
>
>73 de Steve, NR4M

REPLY: 
Multiple caps are a good idea, but I would make them different values and
physical sizes to spread out the resonances instead of having them all
resonant on the same frequency. 

To answer your question - you probably can bypass too much, but what you
have suggested is ok. 

73, Bill W6WRT


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