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Specialized - Traveling Wave ·TravelingWave

UV205

Russian traveling-wave tube; Uhf power amplification.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 1.2 A

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
1.2 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

No fixed ratings are recorded for this section.

Application: Uhf power amplification. Cathode type: Oxide, indirect heating; Output type: Waveguide; Envelope: Glass; Mass: 150g; Cooling method: Forced air; Frequency range: 3900; Frequency range Minimum: 3400; Frequency range Maximum: 4400; Output power: 3.5 W; Output power Minimum: 3 W; Output power Maximum: 4 W; Gain: 30db; Filament voltage, v: 6.3; Filament current, a: 1.2; Filament current, a Minimum: 1; Filament current, a Maximum: 1.4; First anode voltage, v: 1225; First anode voltage, v Minimum: 1100; First anode voltage, v Maximum: 1350; Slow-wave circuit voltage, v: 1362.5; Slow-wave circuit voltage, v Minimum: 1250; Slow-wave circuit voltage, v Maximum: 1475; Control electrode voltage, v: 7.5; Control electrode voltage, v Minimum: 5; Control electrode voltage, v Maximum: 10; Collector voltage, v: 1500; External loading agreement coefficient: 2; Noise coefficient: S/n=45db

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

2026 Russian Traveling Wave

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Other

  • SlowWaveStructureVoltage

    1250 to 1475 V

    slow-wave circuit voltage, v

  • FirstAnodeVoltage

    1100 to 1350 V

    first anode voltage, v

  • OutputPower

    3 to 4 W

    output power

  • Gain

    30 dB

    gain