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V3081

Directly heated tungsten-cathode high-vacuum rectifier for high-voltage supplies. Its roughly 30 kV inverse-voltage capability suits specialized low-current equipment.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 8.5 V / 2.8 A

Description

Directly heated tungsten-cathode high-vacuum high-voltage rectifier.

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: 8.5 V
Nominal heater current: 2.8 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

Rectifier

X-ray radiationInterelectrode capacitances

Max plate dissipation: 5 W
Max cathode current: 15 mA
Rectifier peak inverse voltage: 30000 V
Rectifier nominal output current: 15 mA
Rectifier warm-up time: 3 s

High-vacuum rectifier; average anode current used as nominal output current.

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 AEG

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

Filament voltage nominal
8.5 V
Filament current maximum
2.8 A
Warm-up time maximum
3 sec
Peak inverse voltage maximum
30 kV
Anode dissipation maximum
5 W
Saturation current maximum
80 mA
Average anode current maximum
15 mA