reserve your front row seat w/ sound today! 
another exclusive collectible hifidelity audiophile crown jewel pair
special screened audio grade amperex usa w/ same year code 7l4 *0c / 7l4*0f
amperex usa are sound system purifiers, regarded as dynamic clarity kings with deep bass punch
clear vivid tone w/ hf extension and resolution, the higher rf than heerlen holland is quite phenomenal for vocals
this limited run dgetter year is known for euphony and spatial detail reveal embracing true audiophile systems
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6922 and e88cc are premium 6dj8 ecc88 upgrades w/ 10k hour long life and wider mid frequency bloom
this popular tuning choice often counters the taller 7308 e188cc stages w/ high resolution fragile frame-grid cores
twice tested circuit auditioned audio phono grade pair, always handle with care to prevent microphony
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matched amplification test 104/104 ~ 101/100 % gm (65 good), superb balance + useful life test pass!
our unique gm output test applies 225vdc w/ filtered dc simulating real circuits + leak short gas
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w/ one of a kind value-added proprietary full refurb process ~ very special seller quality control
fully auditioned studio sound curve analysis w/ ultra high res wide spectrum monitors
always give several sessions or up to 100+ run hours to settle in and cure (your break-in is important)
nice usa silkscreens and authentic ny * usa glass etch and secondary authenticity mark
ships fast well packed worldwide, combined postage available, and free postage~
~authentic vintage hifidelity audio by caliacoustics~