Getting OMNI Rig to work for the first time is a little tricky. Once installed, it runs in the background and provides a link between your SDR software and your designated transceiver.

Here is another video showing how to install the RX7300 in your IC7300.
   • IC7300 with INRAD RX7300 RX Antenna ...  

Using the RX7300 allows you to use your SDR receiver and software as a panadapter. Your software will now control your rig or rig control the software.