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SRS4453

Radiation-cooled dual transmitting tetrode designed for pulse modulation and magnetron keying, capable of controlling approximately 40 kW in pulsed service.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: -
Socket code: -
Base pins: -
Nominal heater: 12.6 V / 1.8 A

Description

Radiation-cooled dual transmitting tetrode for pulse modulation and magnetron keying up to about 40 kW control power.

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: 1.8 A
Parallel heater voltage: 6.3 V
Parallel heater current: 2.2 A
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

2 physical sections, each with unique specifications.

Section 1

Tetrode

X-ray radiationInterelectrode capacitances

Max plate voltage: 8000 V
Max screen voltage: 950 V
Max plate dissipation: 15 W
Max screen dissipation: 3 W
Max grid dissipation: 3 W

Promoted ratings/characteristics are source-published values; additional published values and operating examples are preserved in the parameter table.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances

Max plate voltage: 8000 V
Max screen voltage: 950 V
Max plate dissipation: 15 W
Max screen dissipation: 3 W
Max grid dissipation: 3 W

Second physical tetrode section; added to align rows with SectionCount.

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

1953 RFT Rundfunk Technik

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

AnodePulseCurrent
5.5 A
PulseModulator
AnodePulseCurrentMaximum
6.5 A
Pulse Duration Maximum
1 us
PulseRepetitionFrequencyMaximum
1600 Hz

Application

Application
RFPower text