mullard gt britain are luminous legendary true classics! revered for rich warm polished sound reproduction, and low noise

an audiophile crown jewel, revealing an immersive articulate bass stage depth, and a lush resolving dynamic presentation

highly sought after liquid mids, great lows, pure full body musicality, and one of the best ranked vocal tubes ever made!

truly top sonic echelon vinyl-style harmonics, w/ incredible acoustic fidelity, + realistic (live-concert) breath of life playback!


the premium build, quality, low noise, and full-register airy beer-pub ambiance, all contribute to the holographic sonic lore

stronger than time, the mullard name elicits joy w/ audiophile enthusiasts worldwide, w/ hand made metallurgy back then

tune-up and transform playback! elevate articulation, reduce distortion, and improve detail and sound system definition


listeners list order, ranked from left (oe sound reproduction + realism) to right (musical emphasis + harmonic beauty):

telefunken germany → siemens/rft → philips → mullard gt britain → tesla / especially mozart, mendelssohn, strauss types


the e88cc/01 is a long life 10k hour best-of grail 6dj8 ecc88, w/ warm qualities, + an incredible amount of layered detail

these 1964-1965 seam mottled glass mullard feature a rare e88cc/01 moniker, a specially selected british cca, or cv2493

often confused w/ e88cc 6922, this rare audiophile jewel was factory tested + burned-in back then, a collectible limited run


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 + more


ECC88 6DJ8 E88CC E188CC CV5358 M3624 cv2492 cv2493 6N11 

V50064 8416 7308 6922 CV4108 CV4109 CV4110 CV4111 PCC88 7DJ8


2x digitally tested mullard gold pin e88cc/01, 1964-1965 mitcham england authentic 7l1 r5i2 ~ 7l1 r4e3

these old seam mottled glass type are highly sought after, w/ collectible (usually faded off) silkscreens visible


full mutual conductance gm test + leak/short/gas/life/sound checks, digitally tested pair! unparalleled accuracy

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


Ia1 = 12.8 mA | S1 = 10.8 mA/V | Ri1 = 2.9 kOhm | μ1 = 31.3

Ia2 = 11.4 mA | S2 = 10.2 mA/V | Ri2 = 3.3 kOhm | μ2 = 33.7


Ia1 = 13.2 mA | S1 = 11.3 mA/V | Ri1 = 3.0 kOhm | μ1 = 33.9

Ia2 = 11.5 mA | S2 = 10.8 mA/V | Ri2 = 3.3 kOhm | μ2 = 35.6


Uf = 6.3V | Ua = 90V | Ug1 = -1.3V


ships well packed worldwide! priority/express available by request