radar transponder-beacon
1Transponder (aviation) — Transponder Cessna ARC RT 359A transponder (beige box), beneath Bendix/King KY197 VHF communication radio. In this example, the transponder code selected is 1200 for VFR flight. The green IDENT button is marked ID . A transponder (short for… …
2radar beacon — ☆ radar beacon n. a beacon with its transmitter and other components that emits radar waves for reception and display, indicating its range or bearing, or both, from a receiving set: it is usually a transponder that returns coded signals only… …
3Transponder — A Highway 407 toll transponder In telecommunication, the term transponder (short for Transmitter responder and sometimes abbreviated to XPDR,[1] XPNDR,[2] TPDR …
4radar beacon system — A radar system in which the object to be detected is fitted with cooperative equipment in the form of a radio transponder (receiver/transmitter). Radio pulses are transmitted from the searching interrogator (transmitter/receiver) site, received… …
5radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… …
6Transponder Landing System — The Transponder Landing System (TLS) is an all weather, precision landing system that uses existing airborne transponder and ILS equipment to create a precision approach at a location where an ILS would normally not be… …
7transponder — A receiver/transmitter that will generate a reply signal upon proper interrogation; the interrogation and reply being on different frequencies (ICAO). The transponder may be ground based or be in an aircraft. It also could be the airborne radar… …
8beacon skipping — A condition where transponder return pulses from a beacon are missing at the interrogating radar. Beacon skipping can be caused by interference, overinterrogation of the beacon, antenna nulls, or pattern minimums …
9Secondary surveillance radar — SSR antenna of Deutsche Flugsicherung at Neubrandenburg, in Mecklenburg/Western Pomerania Secondary surveillance radar (SSR)[1] is a radar system used in air traffic control (ATC), that not only detects an …
10History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
