dripping with vintage vibe, special production hi-s 6au6a toshiba provide an open yet mellow sound stage like a vinyl record
revered by guitar players for rich creamy sound reproduction which highlights the warm tube-eras precious metallurgy
involving beautiful clean tones that shine in low to mid gain apps, later breakup is harmonically rich and layered
defined lows relaxed mids and sweet highs, high musicality classic for preamps stereos tube mics and more hifi apps
whether its vocals instrumentals or percussion, the holographic sonic imaging of vintage toshiba are legendary
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these rare direct japan import hi-fi specials are sought after by audiophiles, the highest grade ever available (cca of japan)
this translates into the purest sound reproduction via lowest-noise, batch selection, burn-in and special qc testing process
these carefully curated tubes are twice tested, include special edition oe boxes, and 6au6a selection etch on each tube
6au6a feature defined warm up times, higher heater cathode ratings + stable performance under variable temp/shock conditions
many listeners+producers mention these as a low noise improvement over many russian+chinese 6j4p varieties which fail fast
upgrade your hifi app / sony c800 mic + power supply w/ 6au6a premium vacuum audio tubes for purer sound reproduction
(most users overlook that the dual power supply tubes in their sony can be upgraded from the stock variety)
note: newer c800g models may utilize a 12at7 ecc81 single, which we also have in stock!
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full mutual gm conductance test pristine 105 % (65 % good) + useful life test pass
our life test is a key longetivity indicator, and our unique gm output test applies 225 vdc simulating actual circuit load
all tubes are also checked w/ an impeccable gas + leak/short check, and a proprietary complimentary refurb deox process
give 100+ session hours w/ your amps voltage to fully cure (breakin is important) ~ ships w/ free worldwide postage
~ authentic vintage hifidelity audio curation by caliacoustics ~
see our official site! limited editions, sealed-box true-nos rarities, and more collectibles