Ampera
6888
Pentode · IHT · 7-pin Miniature · 1960
“Enhanced pentode.”
Small-signal pentode for low-noise voltage amplification
Datasheet ↗SPICE
TRANSCONDUCTANCE0mA/V
Cgk0pF
Cgp0pF
Cpk0pF
GAIN0%
POWER20%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The 6888 is a indirectly-heated pentode from RCA, introduced around 1960. Commonly used in preamp applications. Enhanced pentode.
HISTORY
Introduced1960ManufacturerRCAEquivalentsNone
Late ProductionSPECIFICATIONS
Heater Voltage6.3V
Heater Current0.175A
Max Plate Voltage300V
Max Power8W
Sensitivity5 mA/V
Gain Factor—
Internal Impedance—
Pinout7-pin Miniature
Era1960
RarityModerate
Input Capacitance5pF
Miller Capacitance0.005pF
Output Capacitance3.5pF