12E1
Pentode · IHT · B9G · 1955
“British military pentode.”
Power pentode delivering up to 35W in pentode, UL, or triode mode
Datasheet ↗SPICE
TRANSCONDUCTANCE0mA/V
GAIN0%
POWER88%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 12E1 is a indirectly-heated pentode from Mullard, introduced around 1955. Commonly used in power applications. British military pentode.
APPLICATIONS
Power output
Generic pentode power stage
• PA/public address
HISTORY
Introduced1955ManufacturerMullardEquivalentsNone
Golden AgeSPECIFICATIONS
Heater Voltage12.6V
Heater Current0.68A
Max Plate Voltage600V
Max Power35W
Sensitivity8 mA/V
Gain Factor—
Internal Impedance—
PinoutB9G
Era1955
RarityModerate