| 摘要 |
FIELD: radio engineering. ^ SUBSTANCE: radar includes two receiving-transmitting antennae, two receiving-transmitting devices, two Doppler frequency amplifiers, multiplier, low-pass filter, actuating cascade, two switches, saw-tooth voltage generator, comparator, accumulator and variable capacitance diode, which are connected in a certain way to each other. ^ EFFECT: higher probability of detection of low-flying concentrated target. ^ 1 dwg |
