Specialized - Traveling Wave ·TravelingWave
Traveling-wave microwave amplifier for broadband communications, radar, satellite, or other high-frequency RF amplification.
The Thomson-CSF TOP1289 is a broadband 2–4 ghz traveling-wave amplifier for compact communications equipment.
General specifications
Properties common to every published source and operating point.
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
1 physical section, each with unique specifications.
Section 1
Traveling-wave electron-beam device; helix, anode, collector and beam values are preserved in parameters.
Source-dependent data
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.
Data set 01
Published operating points and test conditions from this source.
Frequency range
2 to 4 GHz
Heater voltage
6.3 V
Heater current
350 mA
Rated/minimum output power
10 W
Gain at rated/saturated output
35 dB
Helix voltage
1.9 to 2.1 kV
Helix current
0 to 4 mA
Anode voltage
1 to 1.2 kV
Anode current
-0.1 to 0.1 mA
Collector voltage
1 to 1.2 kV
Cathode current
0 to 53 mA
Collector dissipation
70 W