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Rectifier - Full Wave ·Rectifier-Rectifier

5R4WGA

Ruggedized directly heated full-wave high-vacuum rectifier for reliable high-voltage and high-altitude power-supply service, providing approximately 275 mA DC output with high inverse-voltage capability.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
-
Socket code
IO
Base pins
8
Nominal heater
5 V / 2 A

Description

Rugged directly heated high-vacuum full-wave rectifier with a shock-mounted skirted base, intended for reliable high-voltage power-supply service and high-altitude operation.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
IO
Base pins
8
Nominal heater voltage
5 V
Nominal heater current
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

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances
Rectifier peak inverse voltage
3050 V
Rectifier nominal output current
275 mA
Rectifier peak forward current
700 mA
Rectifier warm-up time
10 s

Representative row for repeated electrically identical sections.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances
Rectifier peak inverse voltage
3050 V
Rectifier nominal output current
275 mA
Rectifier peak forward current
700 mA
Rectifier warm-up time
10 s

Second physical rectifier section; promoted electrical properties populated from identical section.

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

Rectifier

Other

  • Heater voltage

    5 V

  • Heater current

    2 A

SECTION 2

Rectifier

Other

  • Heater voltage

    5 V

  • Heater current

    2 A

Data set 02

1966 Tung Sol Electronic Tubes 3 of 4

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • Heater voltage

    5 V

  • Heater current

    2 A

  • AC plate voltage per plate

    900 V

    ChokeInputFilter

  • Input choke

    10 H

    ChokeInputFilter

  • DC output current

    165 mA

    ChokeInputFilter

  • DC output voltage full load

    840 V

    ChokeInputFilter

  • AC plate voltage per plate

    700 V

    CapacitorInputFilter

  • Input capacitor

    4 uF

    CapacitorInputFilter

  • Minimum plate supply impedance per plate

    100 ohm

    CapacitorInputFilter

  • DC output current

    275 mA

    CapacitorInputFilter

  • DC output voltage full load

    730 V

    CapacitorInputFilter

  • Maximum peak inverse voltage

    3050 V

  • Nominal DC output current

    275 mA

  • Maximum peak forward current

    700 mA

  • Warmup time

    10 s

SECTION 2

Rectifier

Other

  • Heater voltage

    5 V