Designed to function as an oscillator tube with excellent stability over a wide range of frequencies. New Old Stock * New In Box * No longer available for export MFR: RCA SKU: 8058
Designed for use as a detector and amplifier at ultra high frequencies. New old stock * No longer available for export. MFR: RCA, Raytheon, GE SKU: 9001
New old stock * No longer available for export. MFR: RCA, Hytron SKU: 837-USA
General characteristics: Filament voltage, V: 12.6 Heater current, A: 0.7 Type of current: AC Anode voltage, V: 500 Anode, mA: 60 Grid current second, mA: 30 Maximum power dissipation second grid, W:8 Output power, W: 20
Designed to function as a red radiation detector in relay or measurement applications. New old stock * No longer available for export. MFR: Continental Electric, RCA SKU: 918
Designed to function as a red and infrared radiation detector in sound reproduction applications New old stock * No longer available for export MFR: RCA, CBS, Westinghouse SKU: 920
Designed to function as a photodetector tube in relay systems where very high light sensitivity is needed. New old stock * No longer available for export. MFR: RCA SKU: 931
Designed to function as a red and infrared radiation detector in sound reproduction applications New old stock * No longer available for export MFR: CBS SKU: 1P31-CBS