F4064A

Low-noise traveling-wave amplifier for 1.2–1.4 GHz telecommunications service, offering at least 25 dB gain and a 4.5 dB maximum noise figure.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 450 mA

Description

Low-noise traveling-wave-tube amplifier, 1.2–1.4 GHz, for telecommunications.

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: 450 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
1.2 to 1.4 GHz
Heater Current
300 mA to 600 mA
Beam Voltage
300 V
Beam Current
4 to 8 mA
Small Signal Gain Minimum
25 dB
Saturated Output Power
0.08 to 0.5 mW

Other

Noise Figure Maximum
4.5 dB
Frequency=1.2-1.4GHz
Input VSWR Maximum
1.7 ratio
Output VSWR Maximum
2 ratio
Warm-up Time Minimum
3 min