[Boatanchors] Capacitor carnage cleanup
Francesco Ledda
frledda at att.net
Fri Sep 21 22:26:23 EDT 2012
Alcohol may leave conductive residuals. Distilled water is much better.... Dishwasher works great, when the wife is out shopping!
Sent from my iPad
On Sep 21, 2012, at 3:51 PM, "J. Forster" <jfor at quikus.com> wrote:
> I doubt alcohol and a Q-Tip will do much. IMO, you are going to have to
> wash the thing.
>
> If you've never washed electronics, ASK FIRST or you will destroy the
> whole radio.
>
> YMMV,
>
> -John
>
> =====================
>
>
>
>> Hey Fixer-guys,
>>
>> Its been awile since I have been inside a BA of any type. Actually this
>> current project is not on a true BA, but pretty darned close... And I
>> suspect what I ask and what you will tell me applies to BAs... so I'll
>> ask.
>>
>> I had an electrolytic cap blow inside of a radio... 315V, 10uF, looks to
>> be the filter cap tied to the grid of a 12BY7A driver tube... I discovered
>> it by accident when opening up the radio to fix an intermittent connection
>> inside someplace. I found it by discovering the oooozy-slime all over a
>> ckt board of trimmer caps and the bottom RF Cage cover.
>>
>> So, what is the best way to get large amounts of this nasty sludge off of
>> a significant number of components that have been covered/mummified in
>> this goo for a long time? I bought the radio from another guy (not on
>> ebay) and I was never told it had a problem like this. I have never
>> transmitted with the radio, so I'm sure it was this way when I got it.
>>
>> Looking for advice. I have heard using alcohol and qtips are one way...
>> but that sounds like using a very slow process, like using an eyelash
>> brush to unearth a triceritops skeleton in South Dakota.
>>
>> Advice appreciated.
>>
>> Wayne, ke0ms
>>
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>
>
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