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Uploaded by pandolin1 on Jun 30, 2008
Testing one of a matched pair of new old stock engraved base 300B tubes using a 1951 vintage Army Signal Corp I-177B built-like-a-tank tube tester.
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Click the link to see the eBay auction of a pair of rare and remarkable vacuum tubes
pandolin1 3 years ago
Telefunken AD1 is much better, even the PL519 sounnds better!
leifvier 7 months ago
The Holy Grail of Filamentary Triodes -WE300B!
radlam64 3 years ago
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Click the link to see the eBay auction of a pair of rare and remarkable vacuum tubes
pandolin1 3 years ago