V50064 8416 7308 6922 CV4108 CV4109 CV4110 CV4111 PCC88 7DJ8. handle carefully + see photos. whether its a preamp, mono block, stereo, tube mic, dac, or hifi, add luminous fidelity + upgrade 6922 6dj8 circuits fast.
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Introduced back in 1949, 5751 are a military spec rugged industrial grade high performance 12ax7 ecc83 plugin sub. originally designed for aviation, triple-mica 5751 were costly, and feature a slightly higher current of 175ma (vs. 150ma 12ax7).
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See our official site for new arrivals + reserve/request options+ limited special editions. these rare star editions w/ solid dual-disc getters are rumored to have more sonic horsepower, richer bass depth + lower noise.
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+ important life test pass (longetivity indicator) + leak / short / gas check. this special communications grade selected edition is the highest grade ever available, lowest noise and best screening process.
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Nice silkscreen, includes amplitrex at1000 results as seen in photo, and box included.
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Crown jewel early panasonic! highly revered for their incredible sound reproduction, and often compared to mullard sonics. + also features 4 gold copper grid rods, which minimize cathode-current contamination, and dissipate heat better.
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2x collectible premium top sonic echelon 6bq5 el84 w/ long life, matched hi-s special edition pair w/ authentic boxes. these sought after limited run special hi-s editions are grail ranked by audiophiles, the highest grade ever made.
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Like a live pub concert in your living room, this hard to find greentip selection is the lowest noise and purest sound! authentic blackburn b3d1 etch code and nice gold silkscreen, thick green-tip special selected, and mullard box included.
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