Ampera
6P31S
Pentode · IHT · 9-pin Noval · 1965
“Russian EL84 variant.”
Power pentode delivering up to 12W in pentode, UL, or triode mode
Datasheet ↗SPICE
TRANSCONDUCTANCE0mA/V
Cgk0pF
Cgp0pF
Cpk0pF
GAIN0%
POWER30%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 6P31S is a indirectly-heated pentode from Russian, introduced around 1965. Commonly used in power applications. Russian EL84 variant.
APPLICATIONS
Power output
Generic pentode power stage
VS EL84
Pd 0%Full comparison →
HISTORY
Introduced1965ManufacturerRussianEquivalentsEL84
Late ProductionSPECIFICATIONS
Heater Voltage6.3V
Heater Current0.76A
Max Plate Voltage300V
Max Power12W
Sensitivity10 mA/V
Gain Factor—
Internal Impedance—
Pinout9-pin Noval
Era1965
RarityCommon
Input Capacitance10pF
Miller Capacitance0.5pF
Output Capacitance7pF