NOTE: These tubes have sanded glass or matte finish. It is not dust, so don't try to clean it. Flashing pattern can vary in density within the same production batch. It is normal.
Matched Pairs, Brand New, MINT NOS NIB February-1980 Tungsram ECC82 12AU7 Tubes with same batch code. Made in Hungary. Tungsram ECC82 tubes are well liked by many Audiophiles.
Tested and matched on Top of the Line Calibrated
Hickok 580 Lab Grade Tester recently calibrated by late Chris Haedt. 65% = 1400 mmhos on this tester for ECC82/12AU7.
Price = $60 per Matched Pair.