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In most cases, radar detectors are worth it . If you frequently drive through areas where police use radar guns to catch speeders, then you’ll likely benefit from using a radar detector. Depending on where you live, a radar detector pays for itself if it prevents you from getting one or two tickets.

Speed guns do not capture any images , unlike the Truvelo and ‘Long Ranger’ cameras, that can capture a driver’s face.

Police Radar The radar beam coming from an officer’s radar gun is huge, approximately 200 feet in diameter at the normal targeting distance of 1000 feet . That’s about the same size as a Ferris Wheel, like the one at Navy Pier in Chicago.