F2131

Miniature rugged metal-ceramic PPM-focused traveling-wave amplifier covering 7–17 GHz with wide bandwidth and tens-of-watts output.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 700 mA

Description

The F-2131 is a miniature, lightweight metal-ceramic PPM-focused traveling-wave amplifier covering 7–17 GHz, designed for rugged environmental applications.

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: 700 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

Max plate voltage: 4000 V
Max cathode current: 130 mA

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

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Characteristic

Frequency Range
7.0-17.0 GHz
Output Power Typical
30 W
Output Power Minimum
20 W
Power Gain Typical
57 dB
Power Gain Minimum
45 dB
Noise Figure Typical
30 dB
Cathode Voltage
-3900 V
Cathode Current Typical
95 mA
Anode Voltage Typical
180 V
Heater Voltage
6.3 V
Heater Current Typical
700 mA
Helix Current Typical
5 mA
Collector Voltage Typical
-1950 V

Other

Noise Figure Maximum
32 dB
Cathode Current Maximum
130 mA
Anode Voltage Maximum
500 V
Heater Current Maximum
800 mA
Helix Current Maximum
12 mA