NOS Ei Yugo (Telefunken Tooling) GrooveTube 7025 12AX7WA~ GrailAudio ECC83/12AX7 ~ TallBoy LongPlate Warm Dazzling Tone Great Vocals

audiophile crown jewel! elektronska industrija nis (ei), the last maker to utilize legendary telefunken tooling and machinery

tallboy limited run special edition! w/ pure spatial tonality, ultra low-noise distortion, and a touch more energy than telefunken

known for an incredible upper register vocal showcase, the realistic sound reproduction is warm smooth and sonically dazzling

the rich harmonic playback, holographic transparency, resolving tonality, and subtle treble rolloff, all contribute to the lore

illuminate your stereo/preamp w/ a pristine silkscreen long plate 7025 by ei yugo, legendary groove tube screened

this top shelf 12ax7wa equivalent includes the oe box, visible ei etch code, top shelf rugged 12ax7 ecc83 upgrade

reference

discard

I (mA)

1.64

1.98

1.2

r p (Ω)

76007

68889

62500

gm (μS)

1463

1529

1600

800

μ(V/V)

111.2

105.3

100

+ useful life test pass (longetivity indicator) + an impeccable gas/leak/short check

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

give several sessions (up to 100+ hours) w/ your amps voltage to fully cure / break-in

ships well packed worldwide