F2059

Traveling-wave microwave amplifier for broadband RF power or intermediate amplification, using electron-beam interaction with a slow-wave structure.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 3 A

Description

The F2059 is a rugged metal-envelope helix traveling-wave power amplifier with integral PPM focusing, designed for pulsed microwave operation over 2.7–2.9 GHz.

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: 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

Max plate voltage: 5000 V
Max cathode current: 1 A

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
2700 to 2900 MHz
Heater Voltage
6.3 V
Heater Current
3 A
Gain
46 dB
Warm-up Time
120 s

Other

Maximum Anode Voltage
5000 V
Maximum Collector Voltage
5000 V
Maximum Cathode Current
1 A
Peak
Maximum RF Output Power
5 W
Average
Maximum Duty Cycle
0.01
Maximum Beam Pulse Width
10 us
Minimum Peak Output Power
100 W
Cooling Airflow
25 cfm

Capacitance

Control Grid to All Other Elements Capacitance
20 pF