Vacuum Tubes #1 ONLINE Source for all NOS Vacuum Tubes
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NOS Vacuum Tubes for Sale | Tubes Unlimited
#1 ONLINE Source for NOS Vacuum Tubes
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Made by General Electric for the US Military, this is an excellent choice for any hifi or audio equipment which takes a 6CG7 = 6FQ7 Dual Triode tube type. NOS in original boxes.
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This is a suitable replacement for any 12AU7 tube type. Various brands available.
USA made 6688=E180F These 6688A have black plates, nickel pins, and Amperex orange globe printing 10,000 hour heater, frame grid, broadband Pentode
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