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Specialized - Traveling Wave ·TravelingWave

TH3529

Traveling-wave microwave amplifier for broadband communications, radar, satellite, or other high-frequency RF amplification.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

High-gain long-life 12-GHz TWT for communications satellites.

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
-
Nominal heater current
-
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.

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

1972 Thomson CSF

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Characteristic

  • Frequency Range

    11.7-12.2 GHz

  • RF Output Power

    >20 W

  • Gain

    >=55 dB

  • Saturation Gain Minimum

    55 dB

  • Small-Signal Gain Minimum

    60 dB

  • Overall Efficiency Typical

    30 percent

  • Useful Cathode Life

    200000 h

  • MTTF Minimum

    500000 h

    60 percent confidence