[R-390] C553 replacement?

David Olean k1whs at metrocast.net
Sun Feb 26 10:34:22 EST 2023


Hey JP,

They seem to last forever. I have run into a few that have started to 
leak and have replaced them for that reason. I never found a bad Vit Q. 
that caused an electrical problem.

Dave K1WHS

On 2/25/2023 7:01 PM, John Wendler wrote:
> The C553 in one of my IF modules is a Sangamo Vitamin Q capacitor, 0.01 uF,
> 300 V.  It looks good visually and is not a Brown or Black Beauty of
> Death.
>
> What's the group experience with the reliability of the Vitamin Q caps?
>
> V/r,
>
> JP N5CQU
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