the top sonic echelon, 2 monza italy preamp audio tubes, incredibly rare sound stage from 1961!
these old stock 7dj8 pcc88 are a popular 6dj8 / 6922 plugin sub w/ more head room
their additional warmth and extension w/ low-bass kick is due to their .3a constant design
they also reveal more detail and reproduce sound w/ a linear dazzling intimate presentation
limited run italian built w/ holographic imaging on philips tooling, highly collectible
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full conductance test 106/116 ~ 120/125 % gm (65 % good) + life test pass (key longetivity indicator)
all tubes undergo a complimentary proprietary refurb process, one of a kind seller qc
give 100+ heater hours, w/ b+ or your specific amps voltage before final assessment
ships fast well packed worldwide, combined postage is available
~vintage hifidelity audio curation by caliacoustics~