GE 7AU7 A TUBE PAIR 2 PCS ABSOLUTELY NOS NIB Valvola Röhre Valve
USD 18.89 USD
Specifications
| Type | NOS Tube |
| Model | 7AU7 |
| Country Of Origin | United States |
I have a B&K 747 tube tester. This is a mutual conductance tester. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. The lines show how the tube conducts throughout that range.
Related Items
RCA 22KV6A Vacuum Tube Beam Power Pentode Vintage TV Ham Radio Untested
Vintage RCA 12AU7A PLATINUM GRADE Clear Top Preamp Tubes Matched Pair =6189 5814
x2 NEW Vintage PAIR NOS RCA 815 Vacuum Electron Tube Power Transmitter H1
1x VintageNOS PhilipsAmperex AFrame 6DJ8 ECC88 /Heerlen⊿ Holland /DigitalTested
6AU6A Westinghouse AA5 radio audio amplifier vacuum tubes 3 valves tested 6AU6
1x 1969’s AMPEREX 6922 Top Ring Getter Golden Pin Made in USA Amplitrex Tested
CETRON JAN 3B24WB Vacuum Tube Hickok Tested 100%+ (Re-Boxed) NOS
Three of NOS GE JAN 12AT7WC tubes