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Old 11-21-2014, 08:46 PM
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N2IXK N2IXK is offline
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Join Date: Apr 2011
Location: Sittin' on the "Group W" bench...
Posts: 801
If you don't care about testing any of the Pre-Octal types, a B&K 747 is a really nice unit, but getting a bit expensive.

The Eico 667, while not a true transconductance tester, is pretty good, with decent availability of tube settings online.
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