Designed to be used as a radio-frequency amplifier or as a combined oscillator and mixer in VHF television receivers. It my also be used as an audio-frequency amplifier.
New old stock * No longer available for export. MFR: General Electric SKU: 5965A
Designed to be used as an audio amplifier tube New old stock * New In Box * No longer available for export. MFR: General Electric Company SKU: 6189/12AU7WA-JG-BP-GE
Designed to generate microwave frequency radio signals by using a resonant cavity. The operating frequency is changed by altering the shape of the tube using the knobs.
Used * No longer available for export MFR: Sperry SKU: JAN-CS-2K41-P
Tube is primarily used as a mixer and oscillator in superheterodyne circuits New Old Stock * No longer available for export MFR: Sylvania SKU: 5750/6BE6W-SYL