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

8225

Solenoid-focused traveling-wave continuous-wave amplifier for approximately 2–4 GHz broadband microwave service.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 850 mA

Description

Solenoid-focused traveling-wave CW amplifier for approximately 2–4 GHz 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
6.3 V
Nominal heater current
850 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

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

    6.3 V

  • Heater Current

    850 mA

  • OperatingFrequencyMinimum

    2000 MHz

  • OperatingFrequencyMaximum

    4000 MHz

  • Heater Voltage Minimum

    6.17 V

  • Heater Voltage Maximum

    6.5 V

  • HeaterCurrentMinimum

    700 mA

  • HeaterCurrentMaximum

    1 A

  • CathodeCurrentMinimum

    2 mA

  • Cathode Current Maximum

    3.5 mA

  • HelixVoltageMinimum

    400 V

  • HelixVoltageMaximum

    500 V

  • AnodeVoltageMaximum

    350 V

  • AnodeCurrentMaximum

    0.1 mA

  • CollectorVoltageMinimum

    570 V

  • CollectorVoltageMaximum

    630 V

  • SaturatedGainMinimum

    20 dB

  • SaturatedPowerOutputMinimum

    10 dBm

  • NoiseFigureMaximum

    25 dB

  • InputOutputImpedance

    50 ohm