829B
Pentode · IHT · Special · 1942
“Push-pull beam in one envelope.”
Power pentode delivering up to 45W in pentode, UL, or triode mode
Datasheet ↗SPICE
TRANSCONDUCTANCE0mA/V
GAIN0%
POWER100%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 829B is a indirectly-heated pentode from RCA, introduced around 1942. Commonly used in transmitting applications. Push-pull beam in one envelope.
APPLICATIONS
Power output
Generic pentode transmitting stage
• PA/public address
HISTORY
Introduced1942ManufacturerRCAEquivalents3E29
Pre-WarSPECIFICATIONS
Heater Voltage6.3V
Heater Current1.6A
Max Plate Voltage750V
Max Power45W
Sensitivity8 mA/V
Gain Factor—
Internal Impedance—
PinoutSpecial
Era1942
RarityModerate