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NOS Vintage NEC/Mullard 12AU7 GOLD GRADE Tubes Matched Pair =ECC82 5814 6189, US $240 – Picture 0
NOS Vintage NEC/Mullard 12AU7 GOLD GRADE Tubes Matched Pair =ECC82 5814 6189, US $240 – Picture 0

Nos Vintage Nec/mullard 12au7 Gold Grade Tubes Matched Pair =ecc82 5814 6189

US $240

  • Cicero, New York, United States
  • Jun 24th
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                                                                                                                            Pay Pal Only  All tubes come with a full 30 day, unconditional, no questions asked, money back or exchange satisfaction guarantee! Test scores on this outstanding lot averaged between 100% and 110% of NOS values. Individual test scores will be written on the new boxes that you receive with your tubes. You are purchasing a "Gold Grade" matched pairs of tubes. This means that the plates are very tightly matched using a calibrated Hickok 799 within 10%. Please see our other listings for "Silver, Platinum and Platinum Plus" tubes. Silver Grade tubes are matched within 15%, Platinum Grade tubes within 5% and Platinum Plus within 1%. The Gold and Platinum grade tubes are recommended for more critical applications such as your preamp and phono stage. These tubes were manufactured in 1959 by NEC using tooling supplied by Mullard. They were carefully screened by the manufacturers (Conn, Baldwin, Hammond, Hewlett Packard etc.) and specially selected for their low noise and microphonic characteristics. Worldwide United States Postal Service First Class International delivery is available at $12.95 for the first pair and only $3.00 for each additional pair. Please email with any questions and/or concerns. Thank you for viewing my listings.

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