old stock pinch waist 7062 w/ foil dgetter, premium limited run upgraded 12at7 ecc81, 5965 alternative
made in heerlen holland delta 8, incredible audiophile revered secret-stash tube
elevate your sound, illuminate your preamp today, plus free postage!
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full amplification test w/ leak short gas life for mutual gm conductance 100%
our dynamic output gm test applies 225 vdc simulating actual operations and w/ filtered dc
all tubes also undergo a value-added complimentary refurb screening process
give several sessions or 100+ hours w/ your specific amps voltage (key)
ships fast well packed worldwide
~authentic vintage hifi audio curation by caliacoustics~