Ampera
6AH4GT
Triode · IHT · Octal · 1950
“Driver/OTL medium power.”
Low-mu triode with excellent linearity for driver and line stages
Datasheet ↗SPICE
GAIN FACTOR0
PLATE IMPEDANCE0kΩ
TRANSCONDUCTANCE0mA/V
Cgk0pF
Cgp0pF
Cpk0pF
GAIN9%
POWER19%
DRIVE98%
LINEARITY95%
TYPICAL OPERATING POINT
EXECUTIVE SUMMARY
The 6AH4GT is a indirectly-heated triode from RCA, introduced around 1950. It provides a gain factor (μ) of 9 with 2250Ω plate resistance. Commonly used in driver / otl applications. Driver/OTL medium power.
APPLICATIONS
Push-pull output
Generic triode driver / otl stage
• Headphone amp
HISTORY
Introduced1950ManufacturerRCAEquivalentsNone
Golden AgeSPECIFICATIONS
Heater Voltage6.3V
Heater Current0.75A
Max Plate Voltage300V
Max Power7.5W
Sensitivity4 mA/V
Gain Factor9
Internal Impedance2.3kΩ
PinoutOctal
Era1950
RarityCommon
Input Capacitance4.5pF
Miller Capacitance2pF
Output Capacitance2.5pF