Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Rectifier - Half Wave ·Rectifier

HVR1

Mullard directly heated high-voltage half-wave rectifier for cathode-ray-tube supplies. Its low-power filament provides multi-kilovolt output at very low current.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
2 V / 290 mA

Description

The Mullard HVR1 is a directly heated high-voltage half-wave rectifier for cathode-ray-tube power supplies.

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
2 V
Nominal heater current
290 mA
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
Rectifier peak inverse voltage
15000 V
Rectifier nominal output current
5 mA

High-voltage CRT-supply half-wave rectifier.

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 Mullard

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

  • Heater/Filament Voltage

    2 V

  • Heater/Filament Current

    290 mA

Other

  • Maximum RMS Anode Voltage

    6000 V

  • Maximum Continuous Rectified Current

    5 mA

  • Peak Inverse Voltage

    15000 V