F4189

Forced-air-cooled 1.3–2.1 GHz traveling-wave power amplifier for mobile radio links, providing at least 10 watts saturated output.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 1.3 A

Description

Broadband TWT amplifier, 1.3–2.1 GHz, for mobile radio-link communications; forced-air cooled.

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: 1.3 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.

Specialized microwave-device ratings are preserved densely in TUBE_SECTION_PARAMETER because the locked promoted columns do not directly represent beam/helix/collector/magnetron pulse ratings.

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
1.3 to 2.1 GHz
Heater Current
1.1 A to 1.5 A
Saturated Output Power Minimum
10 W
Saturation Gain Minimum
30 dB
Small Signal Gain Minimum
35 dB
Helix Voltage
1.2 to 1.6 kV
Anode Voltage
0.8 to 1.5 kV

Other

Helix Current Maximum
5.5 mA
Anode Current Maximum
3 mA
Cathode Current Maximum
57 mA
Collector Dissipation Maximum
100 W
Drive Power Maximum
100 mW
Load VSWR Maximum
2 ratio