Model #587R428H01

Directional coupler (NSN 5985-01-430-5025)

Special Features
Microwave; integral electronic driver; power supply, 28v DC ; insertion loss, 0.20db max. In coupled state and 0.75db in uncoupled state; coupling, power output, port 4, -12db p/m0.5db down from port 1 in coupling state; power output, port 3, -15db p/m0.5db down from port 1 in coupling state; coupling flatness p/m 0.5db; isolation, between port 1 and ports 3 and 4, 35db min. In coupling state; directivity, -15db min.; switching time, 60 microseconds max.; shock, vibration, fungus resistant; operating life, 200, 000 min.
Overall Depth
3.045 inches
Radio Frequency Rating
Between 99.0 gigahertz and 141.0 gigahertz
Unit Type
Waveguide
Voltage Standing Wave Ratio At Reference Frequency
1 to 1 at 1
Terminal Fitting Name
Choke flange
Terminal Fitting Controlling Agency
M39922/59-008
Description
Coupler,directional
Cage Code
97942

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Updated: 06/26/2024