1x Vintage EiYugo SpecialGoldPin 6DJ8 ECC88 /OEBox /Grail Audiophile Warm Tone Musical Tube /Telefunken Tooling (4 classic collectibles in stock!)

harkening back to a time before ai descriptions, when transistor tech + semi-conductors led to solid state (by the 1970s)elektronska industrija nis, audiophile crown jewels, + the last maker to utilize legendary telefunken tooling and machinery

these (limited run) special gold elite editions are the top sonic echelon, w/ additional quality processes applied back then

the burn-in process + precious metallurgy results in classic warmth, w/ historical lore of (pre-war) factory photos existing

revealing realistic sound reproduction + holographic playback for many genre types, w/ a rich upper-register vocal showcase

lush even/odd harmonics, smooth resolve, and exquisite detail, all w/ subtle treble rolloff (+ top valvo hamburg alternative!)

this tower getter edition captures pure spatial tonality, and low distortional noise (w/ a touch more energy than telefunken)

+ limited special series feature gold grids, to reduce cathode-current contamination, dissipate heat, all w/ more transparency

the thick seam-top flashing, factory burn-in process, and hi-fidelity sonics, all contribute to the collectibile lore of ei tubes

aesthetix Io phono stage, avalon compressor, audio technica at-4060a tube mics, audible Illusions pre

audio notes preamp, audio research vt200, audio horizons phono, arc ph-5 phono, air tight, blue tube mics, akai reel to reel recorder, arc ls-15 linestage, ear acute one, BAT VK-30, BAT VK-3ix preamp, Blue Circle BC21.1, climate, conrad johnson et5 / ct6 / 16LSII / 17LSII preamp, cat sl-1 mark III, counterpoint magnum opus 1 preamp, cary, DODD audio linestage preamp, decca Integrated amp, einstein,eastern electric minimax cd player, EAR pre - Herron 6 - Kora Hermes II tube dac, Herron VTSP-2 preamp, earmax, herron 3a, lamb, Lector, Manley Chinook, Musical Fidelity, manley steelhead, reader, Music Hall 25.2 / 25.3, raysonic cd player, rode k2 / ntk mics, peachtree nova, Pathos Integrated amp, Scott Nixon DAC, sonic frontiers line 2, Supratek Cortese, Sunfire Classic vacuum tube control center, pathos classic one / mkIII, vac, woo audio wa3, zande + many more

ECC88 6DJ8 E88CC E188CC CV5358 M3624 cv2492 cv2493 6N11 

V50064 8416 7308 6922 CV4108 CV4109 CV4110 CV4111 PCC88 7DJ8

1x vintage gold edition 6dj8 ecc88 by ei yugo, rare special edition w/ oe boxes

gamma Ω authentic, carefully curated classic audiophile tube

full mutual conductance gm micromhos test + leak/short/gas/life/sound checks, 4 back in stock!

our high output test measures the entire linear curve (eg-ip) and applies 250v, all w/ filtered dc, simulating actual circuits

+ undergoes a proprietary refurbish and complimentary deoxit process, a one of a kind value-added quality control

always give several sessions (150+ hours) w/ your specific amp/mic/systems specific voltage to fully cure

ships well packed worldwide! priority/express available by request

~ authentic vintage hifidelity audiophile preamp / power / rectifier / mic tube curation ~