It’s a passive receiver that catches specific frequencies and can be a classic all-in-one or separate device. There are also hybrid radio detectors, which function as video recorders, radar detectors, ...

At 37-years-old, Boston closer Aroldis Chapman routinely lights up the radar gun at 100 mph. He also sees a bigger number ...

The radar gun has come a long way from its start in a cruiser parked on a field to now a hand-held device carried by baseball coaching staffs across the country.