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Power - Triode ·Triode

GL8008

High-power RF triode for oscillator, amplifier, or transmitting service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
4.75 V / 5 A

Description

High-power transmitting triode.

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
4.75 V
Nominal heater current
5 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

Triode

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Promoted fields mapped from printed ratings/characteristics headings; specialized published data retained in parameter rows.

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

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • ETI

    -256 A

    ETI-256A

  • Cathode heating timerequired

    30 seconds

    Cathode heating timerequired . . .. ...... ... ... ... .. ... 30 seconds

  • ETI

    -256 A

    ETI-256A

  • Mazximum averaging time. . . .............. ... ... ... ... 15

    15 seconds

    Mazximum averaging time. . . .............. ... ... ... ... 15 15 seconds