In this video I sound test 2 tubes that test good, a Telefunken ribbed plate round getter 12AX7 and a Marshall China made Shuguang ECC83 triple mica gray pate round getter tube. You be the judge on which you prefer.
I sell tubes on ebay, check out my items [ Ссылка ]
Timecodes
0:00 Intro
0:33 MARSHALL SHUGUANG ECC83
2:10 TELEFUNKEN 12AX7

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