Ruby FPV: What it is, how to set it up 

This is an introduction to Ruby FPV system, what it is, major functionalities and how to set up your own Ruby system.
Ruby is a complete software and hardware system that allows you to control drones, planes, cars, UAVs and get live video feed and telemetry to your controller.
It does support major radio bands: 433, 868, 915 Mhz and 2.4, 5.8 Ghz;
It does support multiple redundant radio links; adaptive video; relaying.
For more information and to download Ruby, visit: rubyfpv.com/