As a radar detector, it receives signals from everywhere.Hospitals, automatic door openers, and microwaves and in most cases these are filtered to provide you a detection of a police speed enforcement radar. Glock 19 Serial Numbers. These particular detectors also detect laser light. In all cases, it is merely a receiver of a signal sent. This is why a number of people have positioned their defense of use of a radar detector as simply receiving a signal under the freedom of speech aspect of the Bill of rights. The actual function is a detection of a particular light wave and a triggering to a sound or light alert. Dec 07, 2013 .

Find best value and selection for your Uniden-Phantom-LRD-2100W-4-Band-Laser-Radar-Detector- search on eBay. World's leading marketplace. Batteries Chargers and accessories for Uniden EXAI-7980 Cordless Phone.