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Power - Tetrode (NOT beam) (over 1000V 100W) ·Tetrode

RS2002V

Vapor-cooled coaxial tetrode with approximately 150 kW plate dissipation for communications, broadcast, and modulator service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
21 V / 350 A

Description

Vapor-cooled coaxial transmitting tetrode in metal-glass-ceramic technology for high-power communications, broadcast and modulator 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
21 V
Nominal heater current
350 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

Tetrode

X-ray radiationInterelectrode capacitances
Transconductance
0.13 S
Amplification factor
4
Max plate voltage
11500 V
Max screen voltage
1000 V
Max plate dissipation
150000 W
Max screen dissipation
2400 W
Max grid dissipation
1200 W
Max cathode current
60 A

Maximum ratings kept separate from typical operating characteristics; fixed fields use published maximum-rating values where clearly applicable.

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 Siemens

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Capacitance

  • Cathode/control grid

    265 pF

  • Cathode/screen grid

    35 pF

  • Cathode/anode

    1.9 pF

  • Control grid/screen grid

    360 pF

  • Control grid/anode

    9 pF

  • Screen grid/anode

    118 pF

Characteristic

  • Emission current

    280 A