Good sounding and quiet tubes.
Item Tag: 12AU7
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Early 50’s Amperex Philips 12AU7 ECC82 Welded – Long Plate Tube Good Holland
Very early Amperex 12AU7 with welded plates. Tests 1164/1104 in a Maxi-preamp 2 where typical NOS is 1400-1600 and min is about 950 at 200 volts. Gain is like NOS at 16.8/17.2. CBS print code is early 54′.
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VERY RARE NOS PHILIPS MINIWATT ECC82 12AU7 TALL WELDED PLATES 1956 D GETTER MINT
IT IS SERIOULY THE HIGHEST GRADE ECC82 / 12AU7 TUBE OUT THERE. MADE WITH TALL WELDED PLATES / GIANT D GETTER. MADE IN HOLLAND 1956. THIS TUBE WORK GREAT WITH CLOSE BALANCED PLATES. VERY RARE FIND. THIS TUBE IS IN MINT CONDITION.
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1959 Sylvania 12AU7 PLATINUM GRADE Preamp Tubes Matched Pair Test 100% NOS ECC82
Silver Grade tubes are matched within 15%, Gold Grade tubes within 10% and Platinum Plus Grade 1%. You are purchasing a “Platinum Grade ” matched pair of tubes. The price listed is for one pair of tubes.
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1959 Sylvania 12AU7 PLATINUM PLUS GRADE Preamp Tubes Matched Pair 100% NOS ECC82
Silver Grade tubes are matched within 15%, Gold Grade tubes within 10% and Platinum Grade 1%. You are purchasing a “Platinum PLUS Grade ” matched pair of tubes. The price listed is for one pair of tubes.
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1964 Toshiba 12AU7 PLATINUM PLUS Grade Preamp Amp Tubes Matched Pair 95% NOS
You are purchasing a” Platinum Plus” Grade pair of tubes. Silver Gradetubes are matched within20%, Gold Gradetubes are matched within15% and Platinum 10%. Test scores average 90% to 95% of NOS values.
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Pair of JJ ECC802s / Hi-Performance 12AU7 Preamp Vacuum Tubes
This is a matched pair of tubes that came out of a Rogue Audio integrated amp. I’ve recently upgraded and this pair has less than 200 hours on them.
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True NOS Gold 3-Mica SYLVANIA 6189/12au7 Tubes Maxi PreAmp 2 Tested M0371
Sound Profile; The Sylvania (gold lettering, 3-Mica) JHS 6189 (a military-grade 12AU7WA variant), Users describe describe it as having “good detail without edge,” providing a clear yet non-fatiguing listening experience.
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Gold / 12AU7 ECC82 / Matched Pair / LINLAI / Vacuum Tube / HIFI Amplifier / New
12AU7 ECC82 / Matched Pair / LINLAI / HIFI / Vacuum Tube / Valve Amplifier /New. Type : ECC82 12AU7. Two ECC82 12AU7 ( Matched Pair ).