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Voltage - Triode (single) ·Triode

5719

Low-microphonic subminiature high-mu triode for audio-frequency voltage amplification.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
WireLead
Socket code
IO
Base pins
8
Nominal heater
6.3 V / 150 mA

Description

The 5719 is a subminiature high-mu triode designed for audio-frequency voltage amplification at relatively low signal levels, with specifically noted low microphonics.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
WireLead
Socket code
IO
Base pins
8
Nominal heater voltage
6.3 V
Nominal heater current
150 mA
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

WireLead - 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

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
30500 Ω
Transconductance
0.0023 S
Amplification factor
70
Max plate voltage
165 V
Max plate dissipation
0.55 W
Max cathode current
3.3 mA
Rectifier max heater-cathode voltage
200 V

Published promoted fields populated semantically; identical repeated sections compressed.

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

1940 RCA

Published operating points and test conditions from this source.

SECTION 1

Triode

Application

  • Application

    AudioAmplifier text

Data set 02

1950 Sylvania

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • HeaterOrFilamentVoltage

    6.3 V

  • HeaterOrFilamentCurrent

    150 mA

Data set 03

1958 Compagnie General

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Plate Dissipation

    0.3 W

Characteristic

  • Amplification Factor

    70

  • Plate Resistance

    30500 ohm

  • Transconductance

    2300 uS

Data set 04

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

  • Input capacitance

    1.9 pF

  • Output capacitance

    2.2 pF

  • Grid-to-plate capacitance

    0.8 pF

Other

  • Plate voltage

    100 V

    ClassA

  • Cathode-bias resistor

    1500 ohm

    ClassA

  • Plate current

    0.73 mA

    ClassA

Characteristic

  • Plate resistance

    41000 ohm

  • Transconductance

    1700 uS

  • Amplification factor

    70

Data set 05

1960 RCA Industrial and Communications Types

Published operating points and test conditions from this source.

SECTION 1

Triode

Application

  • Application

    Audio / general amplifier

Data set 06

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Triode

Capacitance

  • Grid To Plate Capacitance

    1.7 pF

  • Input Capacitance

    2.5 pF

Data set 07

1966 Tung Sol Electronic Tubes 3 of 4

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Grid-to-plate capacitance

    0.8 pF

    WholeTube

  • Input capacitance without shield

    1.7 pF

    WholeTube

  • Output capacitance without shield

    0.6 pF

    WholeTube

Other

  • Maximum plate voltage

    165 V

    WholeTube

  • Maximum plate dissipation

    0.1 W

    WholeTube

  • Maximum DC plate current

    3.3 mA

    WholeTube

  • Maximum heater-cathode voltage

    200 V

    WholeTube

  • Maximum grid circuit resistance

    1.2 megohm

    WholeTube

  • Plate voltage

    100 V

    ClassA1

  • Cathode bias resistor

    1500 ohm

    ClassA1

  • Amplification factor

    70

    ClassA1

  • Plate resistance

    41000 ohm

    ClassA1

  • Transconductance

    1700 µS

    ClassA1

  • Plate current

    0.73 mA

    ClassA1

Data set 08

1971 RCA HB3 Binder 3 of 7

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Maximum plate voltage

    - to 165 V

  • Maximum plate dissipation

    - to 0.55 W

  • Maximum cathode current

    - to 3.3 mA

Characteristics

  • Plate resistance

    30500 Ω

  • Transconductance

    2300 µS

  • Amplification factor

    70

  • Plate supply voltage

    100 V

    ClassA

  • Plate supply voltage

    150 V

    ClassA

  • Cathode resistor

    1500 Ω

    ClassA

  • Cathode resistor

    680 Ω

    ClassA

  • Amplification factor

    70

    ClassA

  • Plate resistance

    41000 Ω

    ClassA

  • Plate resistance

    30500 Ω

    ClassA

  • Transconductance

    1700 µS

    ClassA

  • Transconductance

    2300 µS

    ClassA

  • Plate current

    0.73 mA

    ClassA

  • Plate current

    1.85 mA

    ClassA

Capacitance

  • ~..` Grid to Plate

    0.8 to 0.8 pF

  • Input

    1.7 to 1.9 pF

  • Output

    0.6 to 2.2 pF

Data set 09

1999 Philips 0-D

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Heater voltage

    6.3 V

  • Heater current

    150 mA

  • Plate voltage

    150 V

  • Plate current

    1.85 mA

  • Transconductance

    2300 uS

  • Amplification factor

    70

  • Plate resistance

    30500 ohm

Capacitance

  • Plate-cathode capacitance

    0.6 pF

  • Grid-cathode capacitance

    1.7 pF

  • Plate-grid capacitance

    0.8 pF