FIELD: radio engineering, communication.
SUBSTANCE: frequency synthesiser includes reference generator (RG) 1, the first and the second phase detectors (PD) 3, 17, divider with variable-division ratio of RG frequency (DVDRR) 2, generator controlled by voltage (GCV) 5, low frequency filter (LFF) 6, divider with variable-division ratio (DVDR) 4, control unit (CU) 7, memory device (MD) 14, controllable constant voltage source (CCVS) 16, the second summing unit 12, starting pulse former (SPF) 18, delay line 15, switching device 11, phase-shifter 13, constant voltage control unit (CVCU) 19.
EFFECT: reduction of transition process duration at frequency setting.
2 dwg
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