The AD1542-1643D296 from Anatech Electronics is a cavity duplexer with pass bands from 1524 MHz to 1560 MHz and 1626.5 MHz to 1660.5 MHz. It has an insertion loss of less than 2 dB, an isolation of more than 40 dB and return loss of 15 dB. The duplexer can handle over 20 W of power. It measures 6.30 x 3.23 x 0.89 inch and is available with SMA female connectors.
