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Power - Tetrode (NOT beam) (over 1000V 100W) ·Tetrode

4X150G

Compact forced-air-cooled external-anode tetrode for UHF RF amplification, multiplication, oscillation, and pulse service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
25 V / 6.25 A

Description

The EIMAC 4X150G is a compact forced-air-cooled external-anode tetrode for uhf rf amplification, multiplication, oscillation, and pulse service.

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
25 V
Nominal heater current
6.25 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

Tetrode

X-ray radiationInterelectrode capacitances
Amplification factor
5
Max plate voltage
1250 V
Max screen voltage
300 V
Max plate dissipation
250 W
Max screen dissipation
12 W
Max grid dissipation
2 W
Max cathode current
250 mA

Promoted from printed maximum-rating and general-characteristics tables.

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

1962 Eimac

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Characteristic

  • Amplification factor

    5

Other

  • Maximum DC plate voltage

    1250 V

  • Maximum DC screen voltage

    300 V

  • Maximum plate dissipation

    250 W

  • Maximum screen dissipation

    12 W

  • Maximum grid dissipation

    2 W

  • Maximum cathode/plate current

    250 mA