radar (midterm) Flashcards
1
Q
rotates to scan the entire
surrounding area. Bearings to the target are determined by the orientation of the antenna at the moment when the reflected echo returns.
A
radar antenna (called the scanner)
2
Q
Considerable power is required by a radar for transmit mode, of up to 400 watts even in the smaller sets. The supply is usually a small solid state power pack or motor alternator or a generator with larger sets.
A
Power Supply
3
Q
Radars transmit directional microwave radio pulses with a rotating ariel (the scanner) in a 360o circle around the machine. It detects the bearing and range of echoing pulse returns from significant surrounding targets to produce a map like display.
A
Radars
4
Q
A