Model #644A

Directional coupler (NSN 5985-00-912-9894)

4.156 inches nominal overall length.

Overall Height

1.312 inches

Overall Width

2.875 inches

Radio Frequency Rating

Between 3.0 megahertz and 300.0 megahertz

Design Type

Unidirectional

Unit Type

Transmission line

Voltage Standing Wave Ratio At Reference Frequency

1.15 to 1 at 300 mhz

Power Loss In Decibels

21.5 and 62.0

Terminal Fitting Name

Connector

Terminal Fitting Controlling Agency

Gremar corp

Terminal Fitting Identifying Number

Type no. 5444; type no. 5445

Terminal Fitting Usage Design

Main line and main line and secondary line

Description

Coupler,directional

Cage Code

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