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In Reply to: Russian tubes quality vs year of fabrication posted by jorisdallaire on November 12, 2014 at 08:01:00:
some years ago that are from 1965. They are black plate, very hard to find now. They are all very close with nothing off very much. Very high quality and they last a long time. I have some later stuff from the 80's that is just ok, but nothing that I use due to fair sound and measurements.
iBasso DX300MAX Ti. Focal Utopia and Stellia. iBasso SR2. Mr. Speakers, Ether II, Voce stats. Manley, Absolute headphone amp. LTA MZ3, Z10e electrostatic amp. Many other headphones, amps, cables etc.
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- I bought a case of factory sealed 6N1P's. . . - John PA 16:25:11 11/12/14 (0)