magnetic drums

William Donzelli wdonzelli at gmail.com
Tue Nov 25 13:35:42 CST 2008


>  They also used a drum, and the article described how they coated the drum
> with the mixture of oxide and -something- with a normal painter brush, by
> hand...
>  That -something- is mentioned in the article, I forgot what it was.

Yes, that -something-. That is what is the mystery.

The binder for a marine grade paint would probably work fine.

>  Distance between heads and drum was measured using cigarette paper as a
> shim....

Or those squishy plastic thread gauges that machinists and engine
rebuilders use.

--
Will



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