TY65000A

High-power VHF transmitting triode for telegraphy, telephony, television, and audio-frequency service. Approximately 5 kW plate dissipation and multi-kilovolt capability provide versatile professional RF and AF power.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 12.6 V / 33 A

Description

High-power VHF transmitting triode for telegraphy, telephony, TV, and AF service.

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: 12.6 V
Nominal heater current: 33 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

Transconductance: 0.017 S
Amplification factor: 32
Max plate voltage: 6000 V
Max plate dissipation: 5000 W
Max grid dissipation: 120 W
Max cathode current: 2.2 A

Promoted from published Mullard absolute-maximum/limiting-value and characteristic tables; service-specific limits retained in parameter rows.

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

Characteristic

HeaterOrFilamentVoltage
12.6 V
HeaterOrFilamentCurrent
33 A
Grid To Plate Capacitance
11 pF
Input Capacitance
16 pF
Output Capacitance
0.3 pF
Transconductance
17 mA/V
Amplification Factor
32

Other

MaxPlateVoltage
6 kV
ClassC;Telegraphy
MaxPlateVoltage
5 kV
ClassC;Telephony
MaxCathodeCurrent
2.2 A
TVService
PeakCathodeCurrentMaximum
10 A
TVService
MaxPlateDissipation
5 kW
MaxGridDissipation
120 W