55340

Traveling-wave microwave amplifier providing broadband RF gain through interaction between an electron beam and a slow-wave structure.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: NOVAL
Socket code: -
Base pins: 9
Nominal heater: 6.3 V / 800 mA

Description

55340 is listed in the supplied Amperex material as a traveling-wave amplifier tube. Published ratings and operating characteristics were captured from the supplied table.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: NOVAL
Socket code: -
Base pins: 9
Nominal heater voltage: 6.3 V
Nominal heater current: 800 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

NOVAL - 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: 1500 V
Max plate dissipation: 70 W
Max cathode current: 55 mA

Published ratings and operating/characteristic data reviewed.

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

1963 Amperex Condensed

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Characteristic

Frequency range minimum
3.8 GHz
TravelingWaveAmplifier
Frequency range maximum
4.2 GHz
TravelingWaveAmplifier
Heater voltage
6.3 V
TravelingWaveAmplifier
Heater current
800 mA
TravelingWaveAmplifier
Gain
37 dB
TravelingWaveAmplifier

Other

Helix voltage
1100 V
TravelingWaveAmplifier
Magnetic field
600 gauss
TravelingWaveAmplifier
Power output
5 W
TravelingWaveAmplifier

Data set 02

1999 Philips 0-D

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Characteristics

Frequency range
3800 to 4200 Mc/s
Minimum saturated output power
8 W
Minimum low-level gain
39 dB
4200Mc/s
Magnetic field strength
600 Gauss

Other

Helix voltage
-1100 V
Accelerator voltage
-30 V
Collector voltage
50 V
Maximum cathode current
55 mA
Maximum accelerator voltage
1500 V
Maximum collector voltage
1500 V
Maximum collector dissipation
70 W