The AD897-942D208 from Anatech is a cavity duplexer with pass band frequencies from 885 to 909 MHz and 930 to 945 MHz. It has an insertion loss of upto 1.6 dB, pass band ripple of 0.9 dB and return loss of over 20 dB. This duplexer can handle 100 Watts of power. It is available in a module that measures 7.55 x 3.46 x 1.96 inches with N-type female connectors.
