YD1151

Mullard external-anode power triode for industrial Class C oscillator service. Rated for approximately 2.5 kW plate dissipation and 7.2 kV plate voltage, providing substantial continuous RF power for industrial oscillator and heating applications.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: -

Description

The Mullard YD1151 is an external-anode industrial Class C oscillator triode in the YD1150 family.

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: -
Nominal heater current: -
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

Max plate voltage: 7200 V
Max plate dissipation: 2500 W

Industrial Class C oscillator triode.

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

1963 Mullard

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Maximum Operating Frequency
160 MHz
Maximum Plate Voltage
7200 V
Maximum Plate Dissipation
2500 W
Operating Frequency
27.12 MHz
ClassC; IndustrialOscillator
RF Output Power Less Drive
4.57 kW
ClassC; IndustrialOscillator
Plate Voltage
6000 V
ClassC; 27.12MHz
Plate Current
1 A
ClassC; 27.12MHz
Grid Voltage
-625 V
ClassC; 27.12MHz
Grid Current
250 mA
ClassC; 27.12MHz
Efficiency
82 percent
ClassC; 27.12MHz