ZM3377

Low-noise traveling-wave microwave amplifier covering approximately 0.775–1.45 GHz, designed for broadband lower-microwave signal amplification.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: WINCHESTERM12
Base pins: -
Nominal heater: 6.3 V / 350 mA

Description

The ZM3377 is a traveling-wave tube covering 0.775 to 1.45 GHz, with at least 28 dB small-signal gain and 10 mW minimum saturated output, maximum noise figure 11 dB.

Socket description

Winchester M12 12-contact DC socket family

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: WINCHESTERM12
Base pins: -
Nominal heater voltage: 6.3 V
Nominal heater current: 350 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.

Traveling-wave interaction structure; conventional receiving-tube promoted plate/grid fields are not applicable.

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

1950 General Electric Transmitting Types

Published operating points and test conditions from this source.

SECTION 1

TravelingWave

Characteristics

Frequency Range Minimum
0.775 GHz
Published RF range
Frequency Range Maximum
1.45 GHz
Published RF range
Small Signal Gain
28 dB
Minimum published gain
Saturation Power Output
10 mW
Minimum published saturated output
Noise Figure
11 dB
Maximum published noise figure