update: our catalog is now available w/ digital results! for unparalleled accuracy, including gain noise waveform checks

Soundelux U99, VOX AC30 Heritage Bottlehead Tube, Repro 2009 Brauner VM1 mic, Eastern Electic M520 amp, Lawson L47MP, 65 Amps Monterey, Dr. Z Route 66, Dr. Z Z-28, Eastern Electric M520, Matchless C-30/SC30/DC-30, Manley baby valve mic, Microtek UM92.1 mic, Neumann U47 mic Neumann U67 mic, Quad II Vox AC10 + more!

the breath of life! valvo hamburgs musicality is unrivaled, the true king of bass, w/ natural mids, and a resolving sparkle

the clarity is one of a kind, w/ laser sharp attack, articulate responsive pickup, and neutral coloring! (key for many genres)

incredible vocal reproduction, classic vinyl-style even/odd harmonics, + low-register dynamics, all add to the sonic lore

(rare) 1960s tube-era precious metallurgy! truly walks the line of pure holographic resolution + vivid live-concert realism 

tune-up your mics playback! + transform your definition, detail, bass depth, harmonics, warmth, and measured feedback

+ one of the best ultra low-noise alternatives! for telefunken, siemens, bugle boy, mullard, lorenz, brimar, fivre, or tesla

6267, ef86, Z729, ef806 6F40, M8195, cv2901, cv4085, cv4086, cv8068, cv8081, cv10098, 6cf8, 6Ж32П, 6bk8, 6f22, 8d8, 5879

1 x old stock vintage valvo hamburg germany ef86 6267, w/ box

hard to find 1960s edition! w/ authentic d.. etch code, carefully curated classic

labels are visible yet fragile due to age (+ some labels vary due to brand licensing back then)

full mutual conductance gm test + leaks/short/gas/life/sound checks:

several in stock, pristine nos w/ over 95 % gm (65)

ships well packed worldwide! priority/express by request