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Specialized - Klystron ·Klystron

4658

RCA C-band klystron for transmitting and industrial microwave service, with published power-output, cooling, and operating data.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.5 V / 7.6 A

Description

The 4658 is a C-band klystron. The supplied datasheet was processed for heater or filament data, maximum ratings, operating characteristics, capacitances, cooling/service conditions, and power-output data. Condition-specific transmitting ratings are retained in the section-parameter table.

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
6.5 V
Nominal heater current
7.6 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

Klystron

X-ray radiationInterelectrode capacitances
Max plate voltage
8500 V
Max plate dissipation
5100 W
Max cathode current
600 mA

C-band klystron

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

1971 RCA HB3 Binder 6 of 7

Published operating points and test conditions from this source.

SECTION 1

Klystron

Characteristics

  • Frequency Minimum

    4.4 GHz

    C-band klystron

  • Frequency Maximum

    5 GHz

    C-band klystron

  • Warm-up Time

    180 s

    C-band klystron

Other

  • Maximum DC Beam Voltage

    8.5 kV

    C-band klystron

  • Maximum DC Beam Current

    600 mA

    C-band klystron

  • Typical DC Beam Voltage

    7.5 kV

    C-band klystron

  • Typical DC Beam Current

    490 mA

    C-band klystron

  • Typical DC Body Current

    10 mA

    C-band klystron

  • RF Power Output at 4.4 GHz

    1.45 kW

    C-band klystron

  • RF Power Output at 5.0 GHz

    1.3 kW

    C-band klystron

  • Efficiency at 4.4 GHz

    39 %

    C-band klystron