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Tubes Asylum Questions about tubes and gear that glows. FAQ |
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Tubes Asylum Questions about tubes and gear that glows. FAQ |
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In Reply to: Hickox 539B 6550 Settings posted by Karma16 on March 14, 2007 at 04:36:11:
With Hickok, a 6550 is always tested as a KT88; the settings and data are:Fil: 6.3, Selectors: HS-5348-1 Bias volts: 1.4; press P4 Range C, Min mutual conductance=6250
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- Re: Hickok 539B 6550 Settings - arahl 12:39:40 03/19/07 (0)
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