Vintage RCA Radiotron 833A Triode Transmitting Vacuum Tube. Untested

5CG8 RCA Medium-Mu Triode Sharp-Cutoff Pentode Vacuum Tube - NOS - TESTED

6AU8A RCA Triode-Pentode Vacuum Tube - NOS - TESTED

Vintage RCA 6BH11 Vacuum Tube NOS – Compactron Triode/Dual Diode – Radio TV

NOS/NIB RCA 6SN7GTB Dual Triode Vacuum Tube - Tested

6AW8A RCA Triode-Pentode Vacuum Tube - NOS - TESTED

6CN7 RCA Twin Diode Twin Triode Vacuum Tube - NOS - TESTED

RCA Radiotron 6AT8A Triode-Pentode Converter Tube NOS Quantity TESTED