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Specialized - Klystron ·Klystron

8294

Ruggedized reflex klystron designed for CW, FM, or pulse microwave oscillator and local-oscillator service across its specified tuning range.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
IO
Base pins
-
Nominal heater
6.3 V / 440 mA

Description

Ruggedized mechanically tuned X-band reflex klystron oscillator covering approximately 8.5–9.66 GHz.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
IO
Base pins
-
Nominal heater voltage
6.3 V
Nominal heater current
440 mA
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
350 V
Max cathode current
37 mA

Published ratings/characteristics promoted from supplied source; additional conditions retained in parameter table.

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

1964 RMA EIA

Published operating points and test conditions from this source.

SECTION 1

Klystron

Characteristic

  • Heater Voltage

    6.3 V

  • Heater Current

    440 mA

  • OperatingFrequencyMinimum

    8500 MHz

  • OperatingFrequencyMaximum

    9660 MHz

  • HeaterCurrentMinimum

    410 mA

  • HeaterCurrentMaximum

    470 mA

  • PowerOutputMinimum

    20 mW

    ModeA

  • ReflectorVoltageMinimum

    -200 V

    ModeA

  • ReflectorVoltageMaximum

    -143 V

    ModeA

  • PowerOutputMinimum

    15 mW

    ModeB

  • ReflectorVoltageMinimum

    -120 V

    ModeB

  • ReflectorVoltageMaximum

    -75 V

    ModeB

  • EquivalentType

    2K25

    ElectricalAndMechanicalRetrofit

  • TuningMethod

    Mechanical

  • Cooling

    Convection

Other

  • ResonatorVoltageMaximum

    350 V

  • ReflectorVoltageMinimum

    -350 V

  • Cathode Current Maximum

    37 mA

  • HeaterCathodeVoltageMaximum

    100 V