F4186

Wideband 5–11 GHz traveling-wave amplifier for electronic countermeasures, providing at least 50 dB gain and 2 watts saturated output.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 950 mA

Description

Wideband high-gain TWT amplifier, 5–11 GHz, designed for countermeasures systems; conduction 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: 950 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.

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
5 to 11 GHz
Heater Current
800 mA to 1 A
Saturated Output Power Minimum
2 W
Gain Minimum
50 dB
Helix Voltage
1.9 to 2.1 kV

Other

Helix Current Maximum
5 mA
Grid Voltage
-150 to 70 V
Collector Voltage
1.8 to 2.2 kV
Cathode Current Maximum
40 mA
Drive Power Maximum
1 W
Load VSWR Maximum
3 ratio
Warm-up Time Minimum
90 s
Typical Frequency
8 GHz
Typical Output Power
3.5 W
Typical Helix Voltage
1.98 kV