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Rectifier - Full Wave ·Rectifier-Rectifier

5Z4

Indirectly heated full-wave high-vacuum rectifier for conventional AC power supplies. Heater-cathode isolation and relatively low forward drop suit receiver, amplifier, and general electronic equipment.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
2
Base
5L
Socket code
IO
Base pins
4
Nominal heater
5 V / 2 A

Description

Full-wave indirectly heated high-vacuum rectifier.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
5L
Socket code
IO
Base pins
4
Nominal heater voltage
5 V
Nominal heater current
2 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

5L - Terminal pinout

Electrical assignments shared by every tube using this base designation.

TerminalSectionConnectionEvidence
PIN2H—H — Heater

EIA chart transcription; manufacturer corroboration pending

Unverified

EIA Base Connections, printed page 127, 5L

PIN4P1AP — Plate (Anode)

EIA chart transcription; manufacturer corroboration pending; preserve source designation P1

Unverified

EIA Base Connections, printed page 127, 5L

PIN6P2AP — Plate (Anode)

EIA chart transcription; manufacturer corroboration pending; preserve source designation P2

Unverified

EIA Base Connections, printed page 127, 5L

PIN8KAK — CathodeGroup 5L8

Second element on shared physical terminal; manufacturer confirmation pending

Unverified

EIA Base Connections, printed page 127, 5L

PIN8H—H — HeaterGroup 5L8

EIA chart transcription; manufacturer corroboration pending

Unverified

EIA Base Connections, printed page 127, 5L

Section ratings

2 physical sections, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances
Rectifier peak inverse voltage
1400 V
Rectifier nominal output current
125 mA
Rectifier peak forward current
375 mA
Rectifier forward voltage drop
20 V

Representative row for identical repeated sections.

Section 2

Rectifier

X-ray radiationInterelectrode capacitances
Rectifier peak inverse voltage
1400 V
Rectifier nominal output current
125 mA
Rectifier peak forward current
375 mA
Rectifier forward voltage drop
20 V

Second physical rectifier section; electrical properties populated from applicable published ratings.

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

1935 RCA All Metal Radio Tubes

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • AC plate voltage per plate RMS

    400 V

  • Peak inverse voltage

    1100 V

  • DC output current

    125 mA

SECTION 2

Rectifier

Other

  • AC plate voltage per plate RMS

    400 V

  • Peak inverse voltage

    1100 V

  • DC output current

    125 mA

Data set 02

1937 Raytheon Radio Receiving Tubes

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • Heater/filament voltage

    5 V

    Section1

  • Heater/filament current

    2 A

    Section1

  • RMS AC voltage per plate maximum

    400 V

    FullWave

  • Peak inverse voltage maximum

    1100 V

    FullWave

  • DC output current maximum

    125 mA

    FullWave

Characteristic

  • Average tube voltage drop

    20 V

    FullWave

Data set 03

1940 RCA

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

  • Heater or filament voltage

    5 V

    Published nominal value

  • Heater or filament current

    2 A

    Published nominal value

Other

  • AC plate voltage per plate

    400 V

    Published

  • Peak inverse voltage

    1100 V

    Published

  • DC output current

    125 mA

    Published

  • Filter service

    Capacitor-input or choke-input

    Published

Data set 04

1953 RFT Rundfunk Technik

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • HeaterVoltageNominal

    5 V

    Nominal

  • HeaterCurrentNominal

    2 A

    Nominal

  • Maximum Peak Inverse Voltage

    1400 V

  • Rectified Output Current

    125 mA

  • PeakForwardCurrent

    375 mA

SECTION 2

Rectifier

Other

  • HeaterVoltageNominal

    5 V

    Nominal

  • HeaterCurrentNominal

    2 A

    Nominal

  • Maximum Peak Inverse Voltage

    1400 V

  • Rectified Output Current

    125 mA

  • PeakForwardCurrent

    375 mA

Data set 05

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • Maximum RMS supply voltage per plate

    350 V

    FullWave

  • Maximum DC output current

    125 mA

    FullWave

  • Maximum peak inverse voltage

    1400 V

    FullWave

  • Maximum peak current per plate

    375 mA

    FullWave

Characteristic

  • Tube voltage drop

    20 V

    At 125 mA DC output

SECTION 2

Rectifier

Other

  • Maximum RMS supply voltage per plate

    350 V

    FullWave

Data set 06

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • AC Plate Voltage

    350 V

    CapacitorInputFilter

  • AC Plate Voltage

    500 V

    ChokeInputFilter

SECTION 2

Rectifier

Other

  • AC Plate Voltage

    350 V

    CapacitorInputFilter

  • AC Plate Voltage

    500 V

    ChokeInputFilter