131. 1. RADAR 1940 Radio detection and ranging Echo RADAR 2001 50 1 2. 2 Transmitter AntennaReceiver Display Beam 3 10 8 Time delay R=CT/2 Directional antenna 7~30 rpm The radial velocity
132 1. 2.
. 133 Voltage regulator 4 (2) 3. Doppler frequency shift Cathode-ray tube Indicator 3 (1) Power units(2) Transceiver (3) Scanner or Rotating antenna(4) Display or Indicator 4 (1) Motor generator 3 3,000~ 10,000MHz Magnetron 1,000~2,000 0.1~0.4 s Crystal Local oscillator Intermediate frequency Transmit-receive box T.R. tube (3) 2 7~30
134 CTR 4. Heater (4) 5 Plane position indicator PPI PPI 3. (1) 10
. 135 a b c d e f g h i j k 5. 3 Scope (3) Gyro (2) 6 4 2 80 6.
136 compass (4) (5) 2 (6) 4. Range BearingCPA TCPATC TSAspect GPS Automatic radar plotting aids, ARPA