ATSEP BASIC| 156 Questions with 100% correct Answers | Verified

hat type of surveillance is regarded Non-cooperative, independent surveillance? - PSR radar What surveillance technique is ADS-B? - Cooperative, dependent surveillance What is an example of Cooperative, Independent surveillance? - SSR radar How is an aircraft detected by the PSR? - By reflected electromagnetic energy transmitted from the radar What is radar clutter on an ATM radar? - Unwanted targets What is a limitation to the PSR radar? - No identification of received echoes What is meant by PRI? - Pulse repetition interval What is the purpose of the duplexer? - To alternately switch the antenna between receiving and transmitting What is the operating principle of the aircraft transponder? - To code a reply on the 1090MHz frequency in response to a SSR radar interrogation What is transmitted on a Mode C reply from a transponder? - Pressure altitude What is it called when replies from 2 aircraft overlap causing errors in extracting the included data? - Garbling