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25th June 2005, 08:24 PM
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#1 |
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diyAudio Member
Join Date: Jul 2004
Location: us
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vintage restoration
I am restoring a philco jr radio model 81a and I want to test the tubes however I am not familiar with the numbers
they are 77,80,42 mY tube tester manual has no such numbers eg 4dt6,4eh7,4ej7 ............. anyone know the equivalent numbers ?
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"If every one is making wheels , why make wheels ? " Steve Jobs |
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25th June 2005, 10:28 PM
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#2 |
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diyAudio Member
Join Date: Jul 2004
Location: us
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tubes
I got an answer for what it is worth
the fine people at antique radio forum were a big help 80 = 5y3g 42 = 6f6g 77 = 657g
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"If every one is making wheels , why make wheels ? " Steve Jobs |
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28th June 2005, 06:08 AM
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#3 |
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diyAudio Member
Join Date: Nov 2003
Location: massachusetts
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try this link for good tube information and possible subs. Good luck! John C.
http://www.nostalgiaair.org/Tubes/ |
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