1. Frequency2. Power3. Range4. Range with Antenna tracker.5. Effect on GPS signal.6. LAWI know that there is no reason to discuss range since the law says in line of sight when you fly with RC. But still there is also some who "accidentally" gets to fly just a little outside the LOS.I have recently been in contact with a company who produce video / data transmitters.Any one in here who has experience with these transmitters.1.