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12AU7 / ECC82 tubes

Displaying products 31 - 33 of 33 results
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RCA 5963 / 12AU7 - military spec, matched pair
RCA 5963 / 12AU7 - military spec, matched pair
Price: $44.00
RCA 5963 / 12AU7 - military spec, matched pair
The 1970 military spec RCA 5963 tubes in this precisely matched pair are industrial 12AU7 type tubes. They have long gray plates and halo getters. The orange print has the RCA logo and reads "JAN 5963." Both tubes test as new.
GE 6189 / 12AU7WA - triple mica
GE 6189 / 12AU7WA - gray plates, triple mica
Price: $49.00
GE 6189 / 12AU7WA - gray plates, triple mica
This 1960s military spec GE 6189 tube is a 12AU7WA type tube. It has gray plates, triple micas, and extra support rods. The white print on the glass has the GE logo (may be partial/missing). Tube tests as new with balanced sections.
Sylvania JAN 6189 / 12AU7WA
Sylvania JAN 6189 / 12AU7WA
Price: $29.00
Sylvania JAN 6189 / 12AU7WA
This 1968 Sylvania JAN 6189 / 12AU7WA tube is a military spec 12AU7 tube type. It has long gray plates with copper grid posts and a halo getter. Tube tests as new with low noise.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.




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