6F5/GT - 100% TESTED GOOD VACUUM TUBE- TESTS STRONG

1 NOS RCA Type 6F5 Vacuum Tube - 1957 High-Mu Triode for Vintage AM Radios

6N7 Ken-Rad Dual Triode Power Amplifier Vacuum Tube - TESTED

Vintage Tested Strong RCA 6F5 Metal Vacuum Tube

(1) Tested RCA 6F5 Tube Date Code 817 High Mu Triode Amplifier Vacuum Tube

12AU7 - 100% TESTED GOOD VACUUM TUBE- TESTS STRONG

(1) Tested Ken-Rad 6K5GT Tube Date Code 730 Ken Rad 6K5 GT High Mu Triode Tube

Vintage Tested Strong RCA 6F5 Amplifier Radio Audio Metal Vacuum Tube