re do trains busses have radar in article apr bronco fnal gov colombo bronco fnal gov rick open vms ever colombo writes i don t know about trains but i ve saw a sign on the back of a greyhound bus that warns you that your radar detector may be set off it doesn t explain why but it does set off my radar detector because greyhound has apparently gotten around to installing their radar collision prevention system they use radar to monitor how close other vehicles are and how fast their relative speeds are and signals a warning to the driver if they re coming up on something too fast or are getting too close this is all i remember from the news reports a few months back at the time they were only talking about the possibility of installing the system they didn t mention how it worked in bumper to bumper traffic or how it discriminated between a camaro approaching at mph and ye olde bridge support in the median being approached at mph on a curve i do recall something about progressive stages of warnings from flashing lights to audible warnings ie it goes from a red too close light to hysterically screaming we re all going to die james james p callison microcomputer coordinator u of oklahoma law center callison uokmax ecn uoknor edu callison aardvark ucs uoknor edu disclaimer i m not an engineer but i play one at work the forecast calls for thunder t bird sc it s a hell of a thing killing a man you take away all he has and all he s ever gonna have will munny unforgiven
