Postwar, surplus military radars were adapted for civilians. The first National Weather Service radar (WSR-1) was an old Navy radar. Today there are 160 “NEXRAD” (WSR-88D) Doppler radars from Alaska ...

Riding with the Wahoo Radar When I get a new radar to test, my go-to method is to ride with it and my benchmark Varia RTL515 mounted simultaneously while running two head units.

Indian Motorcycle recently added a similar radar-sensor safety suite to its line of $30,000 baggers, so it's pretty cool to have it on my old Bimmer.