Power - Triode ·Triode
High-mu transmitting triode designed for radio-frequency power-amplifier and oscillator service in professional transmitting equipment.
High-mu transmitting triode for RF power-amplifier and oscillator service.
Medium-shell UX 4-contact
General specifications
Properties common to every published source and operating point.
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
1 physical section, each with unique specifications.
Section 1
Published ratings and characteristics promoted where directly established; remaining useful published data retained as parameters.
Source-dependent data
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.
Data set 01
Published operating points and test conditions from this source.
HeaterVoltageNominal
10 V
Nominal
HeaterCurrentNominal
3.25 A
Nominal
Maximum Plate Voltage
3000 V
Maximum Screen Voltage
500 V
Maximum Plate Dissipation
100 W
Maximum Frequency
30 MHz
Published full-rating frequency guidance
Transconductance
1100 µS
Typical
Amplification Factor
200
Typical
Data set 02
Published operating points and test conditions from this source.
Grid to Plate (with external shielding) max.............
0.08 pF
Published average direct interelectrode capacitance
Grid to Filament ...7.75 uuf A
7.75 pF
Published average direct interelectrode capacitance
Plate to Filament ...T.5 uuf -
5 pF
Published average direct interelectrode capacitance
Filament current
3.25 A
Nominal general rating
Data set 03
Published operating points and test conditions from this source.
HeaterOrFilamentVoltage
10 V
HeaterOrFilamentCurrent
3.25 A
MaximumOperatingFrequency
120 MHz
Reduced ratings may apply at upper frequencies