Top sonic echelon engineering, nothing has ever been built better, long life audio darling 6080 bendix, premium 6as7g/421a sub.
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Legendary tall glass 12bh7a, popular 12au7 ecc82 plugin subs, w/ many listeners hearing less distortion and a better signal. full mutual conductance gm test + leak/short/gas/life/sound checks, pristine balanced pair w/ nice silkscreens visible.
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Full mutual conductance gm test, pristine nos: 120/110 % gm (65 % min good). introduced in 1948, the 5687 was oe designed for avionics (arinc), w/ high transconductance for industrial and military use.
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The hitachi tone is revered worldwide, often described as balanced, crisp, warm beautiful and loving, all w/ a juicy character. full mutual conductance test, pristine w/ tight balance: 108/110 ~ 112/116 % gm (65) + leak/short/gas/life/sound checks.
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1x collectible premium top sonic echelon 6bq5 el84 toshiba, rare hi-s special edition w/ authentic box. these sought after limited run special hi-s editions are grail ranked by audiophiles, the highest grade ever made.
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Crown jewel early panasonic! highly revered for their incredible sound reproduction, and often compared to mullard sonics. + also features 4 gold copper grid rods, which minimize cathode-current contamination, and dissipate heat better.
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The breath of life! audiophile crown jewel 5814a blackplates, open tone musicality, detailed rich bass reproduction, dgetter depth! the triple mica design reduces microphonics and reveals more detail w/ the sought after high resolution dgetter responsiveness.
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The breath of life! full mutual conductance test, pristine balanced pair: +100 % gm (65) + leak/short/gas and life check (longetivity). + includes freebies! pin protectors and high temp high density distortion-reducing dampeners (not made in china).
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