PCL84-T
Triode · IHT · 9-pin Noval · 1960
“Series-heater triode.”
Medium-gain triode for voltage amplification applications
Datasheet ↗SPICE
GAIN FACTOR0
PLATE IMPEDANCE0kΩ
TRANSCONDUCTANCE0mA/V
GAIN50%
POWER3%
DRIVE75%
LINEARITY75%
TYPICAL OPERATING POINT
EXECUTIVE SUMMARY
The PCL84-T is a indirectly-heated triode from Philips, introduced around 1960. It provides a gain factor (μ) of 50 with 25.0kΩ plate resistance. Commonly used in preamp applications. Series-heater triode.
APPLICATIONS
Voltage amplifier
Generic triode preamp stage
• Hi-Fi stereo• Headphone amp
HISTORY
Introduced1960ManufacturerPhilipsEquivalentsNone
Late ProductionSPECIFICATIONS
Heater Voltage15V
Heater Current0.3A
Max Plate Voltage200V
Max Power1W
Sensitivity2 mA/V
Gain Factor50
Internal Impedance25.0kΩ
Pinout9-pin Noval
Era1960
RarityCommon