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Testing Model 20 tubes - Hickok 539A
amosbanjo
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Posts: 3
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#3

03-29-2011, 02:54 PM
Thanks, Terry
Do you know if data from other models still match up to the 539A? The suppliment seemed to only contain addition to newer tubes. I did find "obsolete" data under the Model 752 and the setting titles seem to correspond.
Thanks again
Randy
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Re: Testing Model 20 tubes - Hickok 539A - by amosbanjo - 03-29-2011, 02:54 PM



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