[volt-nuts] Precision resistors

[Raj]

Nothing abrasive should be used. Soap and water and old toothbrush is what I would try. Very high values avoid water!
I use a cheap ultrasonic clear for some things in the shack!

Raj
VU2ZAP
(former resistor manufacturer)

At 17-08-2013, you wrote:
>What is the recommended method for cleaning dirt, oil, etc from precision
>resistors? I'm talking about a combination of wirewound on plastic bobbins,
>wirewound on mica (and sealed with something) and an unknown type that is
>encapsulated in black plastic rectangles. These are all 1950-1960 vintage
>and are marked "Daven".
>
>Joe Gray
>W5JG
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