1) holographic sound reproduction (amperex usa + telefunken / siemens germany + mullard gt britain + heerlen holland) 
2) long-listen full frequency w/ pleasant extension (heerlen holland + siemens germany + mullard gt britain + tesla czech) 
3) natural organic tone w/ flat mid band response (amperex usa + telefunken / siemens / valvo germany + mullard mitcham)
4) precision bass w/ depth and lush sonic resolve (heerlen holland + siemens / valvo germany + ei yugo + tungsram hungary)
5) warm musical dynamic sound stage (amperex usa / heerlen + siemens / valvo germany + mullard blackburn + bugleboy)
6) clarity w/ layered detail and subtle tone compression (telefunken / lorenz germany + tungsram hungary + tesla czech)

the top sonic echelon, reserve your front row sound seat today! audiophile smooth liquid clarity collectibles
grail rare special postal edition telefunken e88cc are the crown jewel of any sound system and hard to find
the smooth plate full frequency sparkley transparency, holographic natural mid band, and flat-response is revered
these sought after special screened editions (limited production) coveted for their lowest noise for mission critical apps
often compared to siemens traction, these telefunken offer better transitional subtle compression w/ immersive vocal fidelity
considered the most magical sound ever made, the precious tube-era 1966 metallurgy captures warm rich airy ambience
illuminate playback w/ lush harmonics and live-concert style sound reproduction, the last year for smooth plates!
same code 1966 pair, ulm production u4206103h, w/ very special bundespost screening marks and <> diamond base
nice silkscreens w/ authentic telefunken boxes included and free economy worldwide postage
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full conductance test 15/15ma nos balance + useful life test pass (a key longetivity indicator)
our unique dynamic output mutual gm test applies 225 vdc simulating actual circuit operations plus filtered dc
all tubes also undergo a value-added complimentary proprietary refurb deox process, one of a kind seller qc!
full sound auditioned w/ closed back ultra high res monitors and aira preamps in a climate controlled studio
give several sessions or up to 100+ hours w/ your specific amps voltage to settle in (break-in is important)
ships well packed worldwide
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~authentic vintage hifidelity audio curation by caliacoustics~
check out our official site! reserve/request options and limited run rarities
+ true-nos sealed-box collectibles + pinched waist + special editions + high-res headphones