Ampera
6GB5
Pentode · IHT · 9-pin Magnoval · 1960
“European sweep tube. Good audio pentode.”
Power pentode delivering up to 17.5W in pentode, UL, or triode mode
TRANSCONDUCTANCE0mA/V
GAIN0%
POWER44%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 6GB5 is a indirectly-heated pentode from Mullard·RCA, introduced around 1960. Commonly used in sweep / power (se/pp) applications. European sweep tube. Good audio pentode.
APPLICATIONS
Power output
Generic pentode sweep / power (se/pp) stage
HISTORY
Introduced1960ManufacturerMullard·RCAEquivalentsEL500, PL500
Late ProductionSPECIFICATIONS
Heater Voltage6.3V
Heater Current1.38A
Max Plate Voltage500V
Max Power17.5W
Sensitivity8 mA/V
Gain Factor—
Internal Impedance—
Pinout9-pin Magnoval
Era1960
RarityCommon
SPICE model not yet available. Loadline calculator requires calibrated Koren parameters.