you can download the three Terminal Doppler Weather Radar (TDWR) Build 3 Training modules. These three Flash files, totaling about 40 Mb, give one a detailed explanation of how TDWRs work ...

Dear Sgt. Sticha: How does police radar work and is it accurate? What do you think of radar detectors? Police radar works on the Doppler principle: a change in the frequency of a signal in direct ...