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8428

Grid-controlled electron-multiplier tube designed for high-power fast-pulse service, including modulation of traveling-wave tubes and hydrogen thyratrons.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 1.2 A

Description

High-pulse-power grid-controlled electron-multiplier tube for fast pulse service, including modulation of traveling-wave tubes and hydrogen thyratrons.

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: 6.3 V
Nominal heater current: 1.2 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

Other

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Nonstandard photo/electron-multiplier device; useful published numerical data is preserved in TUBE_SECTION_PARAMETER.

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Other

Heater voltage
6.3 V
Nominal
Heater current
1.2 A
Nominal
Peak pulse output voltage
600 V
Peak pulse output current
4 A
Peak pulse output power
24 kW
Maximum anode-to-cathode voltage
34 kV
Pulse width
10 us