I don't understand how the radar frequency can be extracted from this diagram :

enter image description here


and specially i don't understand what is the role of PLL and IF circuits and track filters for measuring Doppler shift then the speed of a car? Thank you and i am sorry about the bad language !


Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Browse other questions tagged or ask your own question.