General

Radar Guns- How Do They Function?

We are all well aware of radar guns and their utility in day to day life. For those who are at a loss to understand what exactly is meant by the term radar guns, here is a bit of information. Radar guns are used by the traffic police to check the speed of the vehicles. It is common knowledge that every nation has certain restrictions and limits with regard to the speed of the vehicles.

Traffic police personnel are provided with Police radar guns so that they can apprehend drivers who exceed the permitted speeding limit. But many of us do not know how these guns actually work. These guns utilize the radar waves which are released from the cone of the gun on pulling the trigger. These waves then hit the speeding car or vehicle and return back to the gun. The reflected speed of the radar waves is much higher than the original radar wave which was fired.

The returning radar waves are registered on the speed sensors found on the radar gun. The difference between the speed of the sent and the received waves is calculated and used to arrive at the speed of the vehicle. If the Police radar guns are not accurate enough, drivers can get unnecessarily fined for speeding when in reality they are well within the permissible limits. The sports radar guns are the other variety of these radar guns and can be used to track the speed of a baseball pitch or a golf pitch.