2 NOS EF94 6AU6 Mic / Preamp / Tuner Audio Tubes ~ Mullard Gt Britain 1022 Code Pair ~ Sony C800g Warm Audio WA8000 ~ Stam Audio SA800g MK1 ~ Golden Age Premier GA8000

we pride ourselves on a proprietary value-added complete refurb screening and deox process

take your listening experience to a higher level of 3-dimensional engaging detail and immersive harmonic imaging

transform sound reproduction across multiple genres w/ more realism and rich bass resolve and texture

ethereal highs and warmth, live-concert style delineation between instruments vocals and percussion

mullard ef94 6au6 are revered by audiophiles worldwide, especially in premium tuners and tube mics (see some apps below)

these vintage 1022 code gt britain old production provide rich holographic fuzzy tweed warm harmonic sound reproduction

full gm conductance test 110 ~ 90 % gm (65%)+ life test pass! (a life check = key unique feature)

our mutual gm output run applies real world 225vdc voltages w/ filtered dc + an impeccable gas test + leak/short check

gm transconductance relates to the ability to transfer current, whereas gain is a signal amplification factor

this subtle (often overlooked) difference is based on your voltages, thus circuit test = best test

give 100+ session hours w/ your specific amps voltage to settle in (break-in is important)

ships well packed worldwide ~ authentic vintage hifidelity audio curation

some apps include: Schoeps CM61 mic ~ C800/G Sony mic ~ Sony C37A ~Altec 21 ~ Altec M11 Coke Bottle ~ McIntosh mr fm tuners ~ MA 6 multiplex mr 66 adapter (x 1)MR 55 tube am-fm /mono (x 3) ~ MR 55A tube am-fm mono (x 4)MR 65 tube/mono (x 4) ~ MR 65B tube fm tuner stereo (x 4) MR 66 tube mono/stereo (x 4) ~ MR 67 tube fm tuner stereo (x 3)MR 71 tube fm/stereo (x 4) ~ MX 110 (x 3) ~ Warm Audio WA8000 ~ Stam Audio SA800g MK1 ~ Golden Age Premier GA8000 ~ Sansui 1000A ~ McIntosh MX110 ~ Fisher 800 [from 800B] ~ Scott 330D ~ McIntosh MR67