6CA4 SYLVANIA VACUUM TUBE

12sl7 NOS Vacuum Tube

Vintage Emerson 25L6GT Vacuum Tube Made in USA Octal Base Beam Power Amplifier

(1) 7410 VACUUM TUBE ~ INDUSTRIAL THYRATRON ~ NOS ~ NOT TESTED

NOS ZENITH 50Y6GT Voltage doubler rectifier vacuum tube Tested Excellent in Box

Vacuum tube 11AF9 Zenith Holland Just tested good and FREE SHIP

VACUUM TUBE ~ 1G3GTA / 1B3GT ~ ZENITH ~ NOS ~ 1G3GTA / 1B3GT

RCA U.S.A 1625 Vacuum Tube VT-136 Test strong 100%