In communication and radar systems, duplexing is one of the essential functions that allows a single antenna to perform the transmission and receiving tasks at same time. Both circulators and orthomode transducers (OMT) can play this role. The question is: Which device will the designers pick? The circulator is a ferrite based non-reciprocal device. The … Continue reading Duplexing: Circulator or Orthomode Transducer?