Telefunken 12AU7 Smooth Plate or Ribbed Plate tubes made in Germany.All have long plates and diamond on bottom. They are labeled as Telefunken or Fisher/Dynaco/Artisan. $60 for one tube. All test like very strong like new or very close to new. Available for matched pairs, quads, etc. Tested on my Calibrated Hickok 539C tube tester.
No shorts, leakage, or gas. Additionally, they are tested in my preamp and work perfectly. Individual test measurement results for each tube will be provided to you upon your order. Full money back guarantee! USPS Priority Mail shipping with tracking within US will be $9. Payment by check or money order (no Paypal please). Local pickup is welcome.
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