Ampera
E186F
Pentode · IHT · 9-pin Noval · 1962
“Special Quality frame-grid pentode.”
Small-signal pentode for low-noise voltage amplification
TRANSCONDUCTANCE0mA/V
Cgk0pF
Cgp0pF
Cpk0pF
GAIN0%
POWER6%
DRIVE50%
LINEARITY75%
EXECUTIVE SUMMARY
The E186F is a indirectly-heated pentode from Philips, introduced around 1962. Commonly used in preamp applications. Special Quality frame-grid pentode.
APPLICATIONS
Voltage amplifier
Generic pentode preamp stage
HISTORY
Introduced1962ManufacturerPhilipsEquivalentsNone
Late ProductionSPECIFICATIONS
Heater Voltage6.3V
Heater Current0.2A
Max Plate Voltage250V
Max Power2.5W
Sensitivity10 mA/V
Gain Factor—
Internal Impedance—
Pinout9-pin Noval
Era1962
RarityRare
Input Capacitance9pF
Miller Capacitance0.03pF
Output Capacitance4.5pF
SPICE model not yet available. Loadline calculator requires calibrated Koren parameters.