Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Power - Triode (over 1000V 100W) ·Triode

YD1141

Air-cooled high-power RF triode for RF and AF amplification, television, oscillator, and industrial Class C service. Rated for approximately 50 kW plate dissipation and 15 kV plate voltage for major transmitter and industrial applications.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
17.5 V / 196 A

Description

Air-cooled high-power RF triode for RF/AF amplifier, television and oscillator service. Published filament, capacitance, limiting-rating, and representative Class-C industrial oscillator data were extracted from the supplied Philips sheet.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
17.5 V
Nominal heater current
196 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
416.667 Ω
Transconductance
0.06 S
Amplification factor
25
Max plate voltage
15000 V
Max plate dissipation
50000 W
Max cathode current
12.5 A

High-power RF triode; published principal characteristic and limiting values promoted.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Filament voltage

    17.5 V

  • Filament current

    196 A

  • Transconductance

    60000 uS

  • Amplification factor

    25

Capacitance

  • Anode to filament capacitance

    2.2 pF

  • Grid to filament capacitance

    72 pF

  • Anode to grid capacitance

    75 pF

Other

  • Maximum anode voltage

    15000 V

  • Maximum anode current

    12.5 A

  • Maximum anode dissipation

    50000 W

  • Operating frequency

    15 MHz

    IndustrialClassC

  • Operating anode voltage

    12000 V

    IndustrialClassC;Frequency=15MHz

  • Operating anode current

    12 A

    IndustrialClassC;Frequency=15MHz

  • Anode output power

    108000 W

    IndustrialClassC;Frequency=15MHz

Construction

  • Cooling system

    ForcedAir