[Heathkit] Tom Cat Urine
Peter Burbank
peterlee at qx.net
Tue Jul 19 23:16:27 EDT 2005
At 11:00 PM 7/19/2005, SBJohnston at aol.com wrote:
> Scrub the covers separately with the usual cleaners like 409. Leave
>the chassis and covers out in the hot sun to dry - thoroughly - before
>applying power again.
409 is ok for covers but not for insulators. I washed a J-38 key base with
it and
it was useless for grid block keying after that. A friend told me that 409 was
heavily ionic. I'm not a chemist so maybe someone can verify this.
73 Pete NV4V
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