Ampera
6U8A-P
Pentode · IHT · 9-pin Noval · 1955
“Pentode section.”
Small-signal pentode for low-noise voltage amplification
Datasheet ↗SPICE
TRANSCONDUCTANCE0mA/V
Cgk0pF
Cgp0pF
Cpk0pF
GAIN0%
POWER8%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 6U8A-P is a indirectly-heated pentode from RCA, introduced around 1955. Commonly used in preamp applications. Pentode section.
APPLICATIONS
Voltage amplifier
Generic pentode preamp stage
HISTORY
Introduced1955ManufacturerRCAEquivalentsECF82
Golden AgeSPECIFICATIONS
Heater Voltage6.3V
Heater Current0.45A
Max Plate Voltage300V
Max Power3W
Sensitivity6.2 mA/V
Gain Factor—
Internal Impedance—
Pinout9-pin Noval
Era1955
RarityCommon
Input Capacitance5.5pF
Miller Capacitance0.15pF
Output Capacitance5pF