HRO301

RFT backward-wave microwave oscillator for electronically tunable measurement-signal generation, using magnetic electron-beam focusing.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / 2.1 A

Description

Magnetically focused backward-wave oscillator covering approximately 2.0 to 4.0 GHz for electronically tunable microwave measurement generation.

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: 2.1 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: 150 V
Max cathode current: 70 mA

Microwave-device section. Standard promoted fields contain the closest directly equivalent published anode/beam limits; device-specific quantities are preserved in TUBE_SECTION_PARAMETER.

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

1953 RFT Rundfunk Technik

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Characteristics

Heater voltage
6.3 V
Published nominal value
Heater current
2.1 A
Published nominal value
Frequency range
2 to 4 GHz
Published tuning range

Other

RF output power at 2.0 GHz
70 mW
Published minimum
RF output power at 4.0 GHz
700 mW
Published minimum