the breath of life, amperex 6922 usa are audiophile crown jewels, top ranked holographic stage w/ transparent detailed euphoria
this tone roller pair includes pq orange edition and jan military green edition, reserve your front row live-concert seating today!
3-dimensional dazzling presence, phenomenal warm register pickup, and expansive sound reproduction captures vocal nuances
6922 are long life low noise 6dj8 upgrades w/ a phenomenal high resolution imaging and vinyl style intimate fidelity
often compared to heerlen holland, usa ny amperex 6922 are clarity kings w/ sought after dynamics and revered bass kick
sound system purifiers, the resolve is vivid while the upper treble reveal brings immediacy to instruments and percussion
authentic 1971 orange label premium quality 'pq shield logo' w/ visible 71-30 print code and faint 7l *1 etch code
authentic 1972 green label military issue joint army navy w/ visible 72-40 print code and faint 7l *2 etch code
all tubes are twice tested carefully curated and audio auditioned noise-free phono grade, and amperex boxes included
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full mutual gm conductance test w/ pristine balance 105/105 ~ 106/105 % gm (65 good) + important 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 ~
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