Ampera
6BK5
Pentode · IHT · Octal · 1952
“Audio output pentode.”
Small-signal pentode for low-noise voltage amplification
Datasheet ↗SPICE
TRANSCONDUCTANCE0mA/V
GAIN0%
POWER23%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 6BK5 is a indirectly-heated pentode from RCA, introduced around 1952. Commonly used in power applications. Audio output pentode.
HISTORY
Introduced1952ManufacturerRCAEquivalentsNone
Golden AgeSPECIFICATIONS
Heater Voltage6.3V
Heater Current0.75A
Max Plate Voltage250V
Max Power9W
Sensitivity8 mA/V
Gain Factor—
Internal Impedance—
PinoutOctal
Era1952
RarityCommon