Directional Couplers: Their Operation and Application

Mini Circuits directional coupler

Interesting article from Mini-Circuits Blog: Directional couplers are an important type of signal processing device. Their basic function is to sample RF signals at a predetermined degree of coupling, with high isolation between the signal ports and the sampled ports — which supports analysis, measurement and processing for many applications. Since they are passive devices, they also operate in the…

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