National-labeled 12AU7 / ECC82, made in East Germany by RFT. This tube tests strong and well balanced on both sections. Test results: Gain: 16.4 / 16.1 mA/V: 1.45 / 1.44 Noise: -84.8 dB / -85.7 dB Microphonics are very low — only a barely audible tap when touched, with no ringing, lingering, or feedback.
Quad Set (4) GE Hammond Short Grey Plate Top Halo 12AU7A 12AU7 Preamp Tubes
These are grey short plates with top halo getters. Using my tester where any reading above -50- is considered GOOD, this scored a very strong readings of 70/70 – 69/69 – 66/66 – 69/69 with no shorts and are ready to use for your next audio project(s).
JJ Electronic ECC82 / ECC82S Vacuum Tube – Box Included
JJ Electronic ECC82 / ECC82S Vacuum Tube – Box Included
JJ Electronic ECC82 Vacuum Tube Tested New in Box, Made in Slovak Republic
The JJ Electronic ECC82 Vacuum Tube is a high-quality vintage audio component, made in the Slovak Republic. This unit is brand new in the box, ensuring that it is in pristine condition for use in vintage audio systems. The ECC82 model is known for its warm and rich sound quality, making it a sought-after choice for audiophiles and vintage electronics enthusiasts. Made by JJ Electronic, a trusted brand in the industry, this vacuum tube is sure to enhance the sound of any vintage audio setup.
JJ ELECTRONIC ECC82 Matched Pair
Matched by Ruby.
Raytheon Baldwin 12AU7 ECC82 Long Black Plate Tubes, 1958
1958 Raytheon for Baldwin Preamp Tubes, Halo Getter, new.
Genalex ECC82/B749 Gold Lion Russian Reissue Vacuum Tube Used-Low Hours
Gold pins. Perfect condition.
2x 12AU7 SQ ( ECC82 / E82CC / 12AU7WA ) tubes PHILIPS K63 – D foil – NOS – 1958
12AU7SQ is a PROFESSIONAL version of 12AU7 / ECC82 – like 12AU7WA, E82CC or ECC802S. RARE and EARLY production. With Delta -code and FOIL stripped D – getter. Tube shows k63 / Delta 8C code – made in March 1958.
Matched Quad Telefunken ECC82/12AU7 Long Ribbed Plate Diamond Bottom 1956 Strong
Matched Quad (4). Long Ribbed Plate. Made very early in 1956 with small logo. Diamond on Bottom. Tested in my preamplifier to make sure working as intended with no issues at all. I will almost always reply at least within 24 hours.
Quad 4 Conn by RCA 12AU7A ECC82 Tubes, Closely Matched, Clr Top, Lg Pl, #2
From a larger lot of RCA / Conn tubes mostly from the 50s/60s. Tube are matched by Gm. Power tubes like the 6L6 are tested only with the 686 which includes plate current (Ip), shorts and gas tests.