Radar Aerials And Scanners Flashcards
1
Q
Beam shape of a search radar
A
Fan
2
Q
What type of radars use pencil beams
A
Air interception
Terrain following
3
Q
Azimuth and elavation of a cosecant-squared aerial
A
Azimuth- narrow
Elavation- broad
4
Q
What is a parabolic reflector aerial
A
Old fashioned aerial- beam is shaped by the scanners shape
5
Q
What is a slotted array aerial
A
Planar- dish gets moved after the creation of beam
Phased- the slots change in order to move what direction it is transmitting in
6
Q
What is an active array aerial
A
TX and RX behind each slog
