Air traffic radar detection range

[Vanessa1402]

It is well known that stealth aircraft need to carry luneburg lens so that air traffic radar can detect them. But what are the common detection range of air traffic radar? and what is their operating frequency?

 

[quellish]

It is well known that stealth aircraft need to carry luneburg lens so that air traffic radar can detect them. But what are the common detection range of air traffic radar? and what is their operating frequency?

Radar Contact: Dealing with Air Traffic Control Without A Transponder - IFR Magazine

There are two types of radar used in air traffic control: primary and secondary. Primary is commonly referred to as skin paint. Radio waves shoot out from a rotating radar antenna, bounce off the skin of whatever they hit, and return to the antenna. These only determine a targets location via...

www.ifr-magazine.com

https://www.faa.gov/air_traffic/technology/asr-11/

 

[Vanessa1402]

It is well known that stealth aircraft need to carry luneburg lens so that air traffic radar can detect them. But what are the common detection range of air traffic radar? and what is their operating frequency?

Radar Contact: Dealing with Air Traffic Control Without A Transponder - IFR Magazine

There are two types of radar used in air traffic control: primary and secondary. Primary is commonly referred to as skin paint. Radio waves shoot out from a rotating radar antenna, bounce off the skin of whatever they hit, and return to the antenna. These only determine a targets location via...

www.ifr-magazine.com

https://www.faa.gov/air_traffic/technology/asr-11/

thank you, I found it