Application Note

What Is A Directional Coupler?

Source: Krytar
Capture2

Directional couplers are passive devices used for sampling incident and reflected microwave power, conveniently and accurately, with minimal disturbance to the transmission line. They are used in many testing applications where power or frequency needs to be monitored, leveled, alarmed or controlled. Download the full paper for more in-depth information on these couplers.

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