Duplexer
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A duplexer is an electronic device that allows bi-directional communication over a single path. In radar and radio communications systems, it isolates the receiver from the transmitter while permittin
Commercial 19" rack mount antenna filter Isolation typical >75 dB Insertion Loss typical < 1.0 dB
Magic tee
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A magic tee is a hybrid or 3 dB antisymmetric coupler used in microwave systems. It is an alternative to the rat-race coupler. In contrast to the rat-race, the three-dimensional structure of the magic
Duplexer
…discharge tube which decouples the transmitter from the antenna while not operating, to prevent it from wasting received energy. A hybrid, such as a magic T, may be used as a duplexer by terminating the fourth port in a matched load. This arrangement suffers from the disadvantage that half of the transmitter…
A magic T consisting of four rectangular waveguides meeting in a single three-dimensional junction