New WhatZit? - WhatZit-Gadget.JPG
On Sun, 01 Apr 2007 10:44:51 -0700, Jim Thompson
wrote:
On Sun, 01 Apr 2007 19:41:04 +0200, Fred Bartoli
fred._canxxxel_this_bartoli@RemoveThatAlso_free. fr_AndThisToo wrote:
Jim Thompson a écrit :
Cleaning out desk, found attached.
WhatZit?
...Jim Thompson
Through hole current shunt?
Yep. 6 milli-ohm, NiCr; from the Bosch motor control project ;-)
...Jim Thompson
IRC makes them too, little omegas (appropriate, huh?) made out of
manganin, surface mount. We make our own current shunts for our NMR
amps, punched or edm cut out of sheet manganin, with tricky top-secret
shapes. Manganin is the pits to machine... gums up the tooling.
John
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