GE 6973 Vacuum Tube Manufactured by Sylvania - Etsy Sweden
NOS RCA 6973 Black plate Matching Pair 1950's | Reverb Italia
Electro-Harmonix 6973-EH Power Tubes - Platinum Matched Duet | Sweetwater
6973 GE Beam Power Amplifier Tube. Designed to be used in hi fidelity audio amplifiers. New old stock. No longer available for export. MFR: GE. SKU: 6973-GE.
Electro-Harmonix 6973-EH Power Tube | Sweetwater
Electro Harmonix 6973 Power Tubes
6973 TUBE -Experience Pure Analog Sound with our Premium Vacuum Tube for High-Fidelity Audio Systems – Big River Hardware