1. Radar is sometimes used from aircraft

2. Radar detectors rarely provide enough advance warning to avoid a ticket.

3. Your car can't be clocked by radar if you drive near an 18-wheeler because it will track the much larger target instead.

4. Radar detectors are illegal in several states and all of Canada.

5. Most police cars have radar

6. In the U.S. there are as many lasers in use today as radar guns.

7. If you brake sharply at the first alert of a radar trap it's often possible to keep from being clocked.

8. The latest radar jammers are very effective in jamming police radar.

9. Regardless of price, today's detectors generally offer similar levels of protection against radar and lasers.

10. A Red Light Camera is a combination radar/camera system that records red-light runners but not speeders.

11. For optimal performance it's best to mount a radar/laser detector high on the windshield.

12. Paying one speeding ticket is usually less expensive than buying a radar detector.

13. The most common U.S. radar frequency is X band