[R-390] Need help fixing R390A not to trip GFI breaker

Bob Camp ham at cq.nu
Wed Aug 22 22:30:05 EDT 2007


Hi

Your standard PC power supply is expected to withstand 800 volt  
spikes from the line to ground. I think I would stick with the 1 KV  
parts ....

Bob

On Aug 22, 2007, at 9:40 PM, Cecil Acuff wrote:

> I agree...600V or even better 1kv should do the trick...
>
> Cecil..
> ----- Original Message ----- From: "Bill Hawkins" <bill at iaxs.net>
> To: <R-390 at mailman.qth.net>
> Sent: Wednesday, August 22, 2007 6:13 PM
> Subject: RE: [R-390] Need help fixing R390A not to trip GFI breaker
>
>
>> Well, not just any disks, unless you enjoy unexpected fireworks.
>> Dropping from 0.1 to 0.01 does fix the problem, but you have to
>> do it with caps rated for across the power line service, with
>> all its surges.
>> It appears that one man's reactance is another man's leak . . .
>> Bill Hawkins
>> -----Original Message-----
>> From: Cecil Acuff
>> Sent: Tuesday, August 21, 2007 1:02 PM
>> Subject: Re: [R-390] Need help fixing R390A not to trip GFI breaker
>> I think that's the solution....I would open it up and replace the  
>> caps
>> with .01mfd disks and put it back together.  Solves one problem  
>> and one
>> potential problem.  No more tripping of the GFCI (used to just  
>> call them
>> GFI's)  and if by chance the caps were leaky they are no more!
>> Problems solved....
>> Cecil _____________________________________________________________
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>
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