[GreenKeys] Lorenz Model 15 progress

[Pete Lancashire]

Before I moved from having my own 20x30 foot shop, I also had a large
ultrasonic cleaner, can't remember the frequency but it each of the two
crystal units were rated for 400W continuous. Would love to have it again.

On Mon, Aug 3, 2015 at 10:57 AM, Jim Haynes <jhhaynes at earthlink.net> wrote:

> I used to know a freelance TTY repairman who simply dunked the whole
> typing units in a tub of kerosene.  And after soaking you might have to
> brush to get some of the hardened grease off.
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