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.
Montgomery Ward 62-9033
6973 RCA Beam Power Amplifier Tube. Designed to be used in hi fidelity audio amplifiers. New old stock. No longer available for export. MFR: RCA. SKU: 6973.
RCA 6973 Tube Adapter Sockets w/ 3 Pairs NOS Equivalent Tall Bottle Tubes for Valco Supro Magnatone | Reverb France
Brand New In Box Current Tested Electro-Harmonix 6973 Vacuum Tube 844632064241 | eBay