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Tube Tinker — Electron Tube Database
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Specialized - Traveling Wave ·TravelingWave

8258

Beam-pulsed periodic-permanent-magnet traveling-wave amplifier for 2.32–2.68 GHz microwave power amplification.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
7 V / 1.2 A

Description

Beam-pulsed periodic-permanent-magnet traveling-wave amplifier for 2320–2680 MHz.

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
7 V
Nominal heater current
1.2 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

TravelingWave

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

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

TravelingWave

Characteristic

  • Heater Voltage

    7 V

  • Heater Current

    1.2 A

  • OperatingFrequencyMinimum

    2320 MHz

  • OperatingFrequencyMaximum

    2680 MHz

  • Heater Voltage Minimum

    6.86 V

  • Heater Voltage Maximum

    7.14 V

  • HeaterCurrentMaximum

    1.2 A

  • Cathode Current Maximum

    40 mA

  • HelixVoltageMinimum

    900 V

  • HelixVoltageMaximum

    1000 V

  • AnodeVoltageMinimum

    50 V

  • AnodeVoltageMaximum

    300 V

  • AnodeCurrentMaximum

    0.1 mA

  • CollectorVoltageMinimum

    900 V

  • CollectorVoltageMaximum

    1000 V

  • SaturatedGainMinimum

    30 dB

  • SaturatedPowerOutputMinimum

    33 dBm

  • NoiseFigureMaximum

    30 dB

  • InputOutputImpedance

    50 ohm