public override void UpdateOnceBeforeFrame()
{
radio = Entity as IMyRadioAntenna;
List <IMyTerminalControl> antennactrls = new List <IMyTerminalControl>();
MyAPIGateway.TerminalControls.GetControls <IMyRadioAntenna>(out antennactrls);
IMyTerminalControlSlider RadiusSlider = antennactrls.Find(x => x.Id == "Radius") as IMyTerminalControlSlider;
float maxVal = radio.ParseMaxRange();
RadiusSlider.SetLimits(0, Extensions.ParseMaxRange(radio));
}