SIMPLIFIED BLOCK DIAGRAM OF FREQUENCY-MODULATED C-W RADAR SYSTEM FOR MEASURING RANGE. ... vr amounts to about 9 cps/m.p.h. The doppler-shifted return signal, when added to the transmitter voltage and rectified, gives ... alt;fagt; is the phase shift, r the range, and c the velocity of A schematic diagram of the system components is shown in fig. ... to give a beat of constant frequency (except during the short crossover intervals when the sign of the FM is changing).
|Title||:||Encyclopaedia Britannica: A New Survey of Universal Knowledge|