1 x mullard ef94 6au6, revered by audiophiles worldwide, great upgrade for premium tuners, preamps, tube mics ~ list below
these vintage gt britain old production provide rich holographic fuzzy tweed warmth and harmonic sound reproduction
take your listening experience to a higher level of 3-dimensional engaging detail and immersive intimate imaging
transform your sound reproduction across multiple genres w/ more realism and rich bass resolve and textures
euphoric ethereal highs, live-concert style delineation between instruments vocals and percussion
upgrade fidelity on your sony / stam / golden age or warm audio mic today! includes mullard box
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4 available, full gm conductance test 110 / 110 / 108 / 91 % gm (65 % good) + useful life test pass! (a key longetivity indicator)
our mutual gm output run applies real world 225vdc voltages w/ filtered dc + an impeccable gas test + leak/short check
we pride ourselves on a proprietary value-added complete refurb screening and deox process, one of a kind qc
give 100+ session hours w/ your specific amps voltage to settle in (break-in is important)
ships well packed worldwide w/ free economy postage
~ authentic vintage hifidelity audio curation by caliacoustics ~
be sure to check out our official site! new part numbers + limited run special editions
+ sealed box true nos rarities + high res playback headphones
some hifi apps for 6au6 ef94 include:
Schoeps CM61 mic ~ C800G Sony mic ~ Sony C37A ~Altec 21
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
Golden Age GA8000 ~ Stam Audio SA800G ~ MK1 + more