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Tube Tinker — Electron Tube Database
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Power - Beam (NOT sweep) (over 1000V 100W) ·BeamPower

RE5XM

Forced-air-cooled ceramic five-kilowatt beam transmitting tetrode designed for very-high-frequency and UHF service to approximately 900 MHz.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
12.6 V / 38 A

Description

Indirectly heated ceramic 5 kW beam transmitting tetrode for very-high-frequency/UHF service, rated to 900 MHz and cooled by forced air.

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
12.6 V
Nominal heater current
38 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

Beam Power

X-ray radiationInterelectrode capacitances
Transconductance
0.04 S
Amplification factor
17
Max plate voltage
8000 V
Max screen voltage
600 V
Max plate dissipation
5000 W
Max screen dissipation
60 W
Max grid dissipation
30 W
Max cathode current
1 A

Semantically matched promoted fields only.

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

195X Tesla

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Capacitance

  • Control-grid to cathode capacitance

    36 pF

    Published interelectrode capacitance

  • Plate-to-cathode capacitance

    10 pF

    Published interelectrode capacitance

Other

  • Maximum frequency

    900 MHz

    Published maximum/rated frequency

  • Heater data

    12.6 V; heater current <38 A

    Published heater voltage/current range or limit

Data set 02

1966 Tesla Tubes

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

  • Uf

    12.6 V

  • If

    38 A

  • Ua max.

    8000 V

  • Published value

    1 a

  • la max.

    1500 mA

  • Wa max.

    5 kW

  • Ug2 max.

    600 V

  • Wg2 max.

    60 W

  • Wg1 max.

    30 W

  • f max.

    900 Mc/s

Capacitance

  • Cgt/k

    36 pF

  • Calk

    10 pF

Characteristic

  • Ua

    8000 V

  • Ug2

    600 V

  • Published value

    1 a

  • la

    1300 mA

  • 1g2

    104 to 130 mA

  • S

    40 mA/V