All tubes are untested, but I'd imagine most should test just fine. Other Tubes and Accessories (eye tubes, Nixie tubes, CRTs, sockets, etc). Yes, it's that simple! Audio Preamp Tubes (12AX7, 12AY7, 6SN7, 6DJ8, etc).
THIS SALE IS FOR 2 SYLVANIA JAN CHS 6V6GT VT-107A RADIO VACUUM TUBES. THE MINIMUM GOOD READING IS 46.
Checkout my other tubes! tubes test: 96, 96, 96, 96 %.
2 NOS Sylvania FAA 6BJ6A Vacuum Tubes. RF & IF Amplifier Pentodes. Hickok TV-7D/U tests read 70 and 70. These Sylvania tubes are from 1960's USA production.
Bottom side foil getter, tube tests: 68, 70 %. Tested on Triplett tube tester for shorts and leaks as well.
New Triplett chart =4000/2100 & 6200/3300 micromhos. Vacuum Tubes. Each is tested for emission, dynamic mutual conductance, shorts, & gas as applicable. 'Matched' refers to comparing the gm test results between the lowest to the highest of the identical sections of a set of tubes.
Vacuum Tube. sections of a single tube. Within 3% I consider to be 'Balanced'. Gray Plate. Heat Radiator. Tested at 100. Clean tubes will radiate heat better & operate cooler. Dual Side O Getters.
2 x 6AU6A/EF94 Mullard Tubes. Tested on enhanced Triplet E3444 Laboratory Tester. Made in Great Britain for The Fisher. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable.