The CI 1120-300 triplexer (EDMO# CI-1120300) is specifically designed to operate with the CI 295-300 single connector search and rescue antenna. It provides frequency coverage over 136–174 MHz, 380–520 MHz, & 764–870 MHz from one antenna with a single port.The CI 1120-300 has been tested extreme MIL-STD-810D environments including helicopter vibration and high temperature environment above 125°C. This device uses surface mount components for reliable tuning over temperature.

