2 x Siemens E83CC Germany +OE Boxes ~ Premium Grail 12AX7 ECC83 ~ 6681 ECC803

Description: the sonic top echelon! vintage old stock siemens e83cc, reference grade and audiophile sought after crown jewel 12ax7 upgradethe musical sound stage reveals phenomenal mid-band harmonics, immersive ambiance, intimate resolution, and detailed depthpin-point bass accuracy, lush pleasant highs, and live-concert vinyl style sound reproduction, all contribute to the collectible lorethis limited run 2-mica is rarer than the triple-mica edition, and has a bit more airy warmth, as well as subtle mid-band euphony the rugged industrial grade e83cc / 6681 are premium 12ax7 ecc83, w/ improved long-life filaments for multiple on-off cycles!also designed for the communications, the ultra low noise floor translates into crystal clear audio right in your living room..rumored to be the answer to the grail telefunken ecc803, these are often described as 'more alive w/ less tonal compression' 2 x old stock e83 siemens germany w/ fragile oe box! authentic munich (munchen germany) etch codes visible full mutual gm conductance test, 94/96 ~ 90/95 % gm (65 % min good) our high power gm output test applies up to 250v w/ filtered dc, more than many other testers + life test pass! (important longetivity indicator) + leak / short / gas check+ complimentary value-added complete refurb screening and deox process ~ value-added qc! give 150+ session hours w/ your specific amps voltage to fully cure / break-in, per oem data sheets ships fast well packed worldwide w/ free economy postage! ~ authentic vintage hifidelity audio / mic / power / preamp tube curation by caliacoustics ~see our official site! for true-nos sealed-box rarities + reserve/request new arrivals + limited run special editions

Price: 645 USD

Location: Leander, Texas

End Time: 2024-11-22T00:01:04.000Z

Shipping Cost: 0 USD