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Power - Beam (NOT sweep) ·BeamPower

11E3

Industrial beam-power modulator valve designed for series and break-modulator pulse service, with kilovolt quiescent operation and peak anode-voltage capability exceeding 12 kV.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
7
Nominal heater
4.2 V / 2.5 A

Description

11E3 BeamPower from Ediswan/Mazda datasheet; full semantic ratings and characteristics audit.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
7
Nominal heater voltage
4.2 V
Nominal heater current
2.5 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

Beam Power

X-ray radiationInterelectrode capacitances
Max plate voltage
3500 V
Max screen voltage
700 V
Max plate dissipation
10 W
Max screen dissipation
2 W
Max cathode current
2.5 A

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

1960 Mazda

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristics

  • Maximum peak anode voltage

    12800 V

  • Maximum negative control-grid bias

    -700 V

  • Break-modulator screen dissipation

    2 W

  • Maximum heater-cathode voltage

    150 V

Data set 02

1961 AEI Industrial Valves

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Maximum peak anode voltage

    12500 V

    BreakModulator

  • Maximum control-grid negative bias

    -700 V

  • Maximum heater-cathode voltage

    150 V

  • Quiescent anode voltage

    2500 V

    SeriesModulator

  • Quiescent anode voltage

    500 V

    BreakModulator

Capacitance

  • Anode-common capacitance

    0.26 pF

  • Control-grid-earth capacitance

    20 pF

Data set 03

1961 Associated Electrical Industries

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Maximum peak anode voltage

    12500 V

    BreakModulator

  • Maximum control-grid negative bias

    -700 V

  • Maximum heater-cathode voltage

    150 V

  • Quiescent anode voltage

    2500 V

    SeriesModulator

  • Quiescent anode voltage

    500 V

    BreakModulator

Capacitance

  • Anode-common capacitance

    0.26 pF

  • Control-grid-earth capacitance

    20 pF