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> New tube= tung-sol 6BL7GTA = nos usa black arcturus
New tube= tung-sol 6BL7GTA = nos usa black arcturus
Qty 1 nos-nib-new-usa TUNG-SOL-manufactured (U.S.A.3) 6BL7GTA
Beautiful NOS-NIB-NEW-USA, TUNG-SOL-manufactured 6BL7GTA amp tube. This tube has the "Arcturus" retail brand name, but was manufactured by Tung-Sol and has "U.S.A.3" factory glass codes which prove Tung-Sol manufactured. If you do not understand factory-code numbers, you can get more information on our website: TubeSound
Both triode sections tested strong NOS range with pro B&K 707 tube tester, and without shorts or leakage. Features design of Long Wide BLACK plates, U.S.A.3 factory code, round getter.
