UV12

Russian traveling-wave tube; Application as hf power amplifier.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.6 V / 400 mA

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: 6.6 V
Nominal heater current: 400 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.

Application: Application as hf power amplifier. Cathode type: Oxide, indirect heating; Output type: Waveguide 4x23mm; Envelope: Glass with focusing system in metal envelope; Mass: 850g; Cooling method: Natural; Frequency range: 3.6 cm; Frequency range Minimum: 3.1 cm; Frequency range Maximum: 4.1 cm; Gain: 30db; Filament voltage, v: 6.6; Filament current, a: 0.4; Filament current, a Minimum: 0.3; Filament current, a Maximum: 0.5; Slow-wave circuit voltage, v: 675; Slow-wave circuit voltage, v Minimum: 600; Slow-wave circuit voltage, v Maximum: 750; External loading agreement coefficient: 1.7; Noise coefficient: 400kTo

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

Wavelength
3.1 to 4.1 cm
Wavelength, not frequency
SlowWaveStructureVoltage
600 to 750 V
slow-wave circuit voltage, v