Tubes - Transmitting, Audio, Misc.

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: 931A-RCA

Designed to be highly sensitive in the red and infrared spectrum of radiation.
New old stock * No longer available for export
MFR: Cetron
SKU: 1P36

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

Designed to function as a power output tube in light weight compact equipment.
New old stock * No longer available for export.
MFR: RCA
SKU: 12L8GT

Acorn type detector, amplifier, and oscillator tube
New old stock * No longer available for export.
MFR: RCA
SKU: 955

Designed for relay applications for grid-controlled rectifier service
New old stock * No longer available for export.
MFR: RCA
SKU: 2050-RCA