6CL8A WESTINGHOUSE NOS Tube Röhre Valvola Lampe TSF Valve Valvula 진공관 真空管 电子管 £11.90 - PicClick UK
ONE 12AT6/HBC90/12DT1 RCA NOS Valvola Tube Lampe TSF Röhre Valvula Valve 진공관 真空管 £15.07 - PicClick UK
12BF6 Vacuum Tube Valve SYLVANIA
12BF6 Duplex-Diode Medium Mu Triode Tube. Designed to operate as a low mu voltage amplifier and a detector diode. MFR: Raytheon, RCA. SKU: 12BF6. New old stock. No longer available for export.