[Boatanchors] Cleaning the inside of HT33A amplifier

[Pete Lancashire]

Joe, I raise you bet ...

Here's is a 390A, pictures were taken at dusk, much worse in full daylight.

https://picasaweb.google.com/111617808980322733757/390A

Something like 2-3 packs a day, never opening a window

-pete

On Tue, Nov 8, 2011 at 5:38 AM, John King <k5pgw at yahoo.com> wrote:
>
> Has anyone thoroughly cleaned the inside (chassis and components and transformers) of a Hallicrafters HT 33A amplifier. My acquisition seems to be a good one electrically, but the inside is totally coated with tar and nicotine. I have NEVER seen a piece of electronic gear turned completely GOLD inside by tar and nicotine.
>
> There iare also years of dust and dirty GRIME on the chassis. Looks AWFUL!!!
>
> I am using Go Jo which doesn' t really introduce as much moisture as plain water and soap although I do have to get the Go Jo off what ever I put it on. The cabinet and outside of the chassis and enclosure around amp inside the cabinet are looking good. It is just the amp chassis and components that re the challenge.
>
> I am mainly worried about the transformers because they are NOT POTTED.
>
> BELIEVE IT OR NOT   but the underside of
>  the chassis and blower fan are GOLD also. Apparently, the fan drew the cigarette/cigar smoke into the cabinet and deposited it above and below the chassis where it adhered to everything.
>
> Your personal experience cleaning inside the HT 33A chassis will be greatly appreciated. Thanks and 73, John, K5PGW
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