[Amps] Alpha 76A "hums on 160" problem resolved

[Jim Barber]

Thanks, Jim.

Allied has Vishay .01uF 6KV units in stock for $3.44 .
I'll get a batch next time I order; seems they're getting hard to find.

73,
Jim N7CXI

On 10/19/2013 7:52 AM, Jim W7RY wrote:
> I too have had those .01 6KV Chinese caps short. It can take a while but
> they eventually will short. They have about a 50% failure rate with me.
> Its a matter of when they short... Not if they short. One was in a
> TL-922 with 3200 volts on it.
>
> Mouser has .0047 (4700pf) 6KV Vishay/Sprague caps for a couple of bucks
> each.
>
> Good luck with thoes
> 73
> Jim W7RY
>
>
>
> On 10/19/2013 1:06 AM, Jim Barber wrote:
>> Replaced the two .002uF caps at the "cold" end of the larger plate
>> choke with two .01uf 6KV blue Chinese caps in parallel. (It's what I
>> had, don't tell Carl...)
>>
>> . Replaced the two .002uF caps at the "cold" end of the smaller 15uh
>> plate choke with two .01uf 6KV blue Chinese caps in parallel, as above.
>
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