For example: Agilent E4440A or Anritsu 68369
- Test and measurement equipment
- Optical
- Keysight / Agilent
- Keysight / Agilent 11891A
Multimode Lightwave Directional Coupler
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Keysight / Agilent 11891A Overview
Originally designed for use with the 8702 and 8703 series lightwave component analyzers, the 11891A 3-port directional coupler is ideal for making reflection measurements and monitoring transmission signals. This coupler has a nominal 3 dB coupling factor. Its wavelength bandwidth is 820 to 1570nm. Directivity: 37dB with 40dB isolation (input port to coupled port).
