FIELD: radio engineering, communication.
SUBSTANCE: signal former includes a signal distributor (5), first, second, third and fourth frequency synthesisers (1, 6, 10, 11), a reference generator (3), first, second, third, fourth, fifth modulators (9, 12, 13, 14, 15), a frequency multiplier (7), first, second, third switching devices (16, 17, 18), a frequency divider (4), a digital computer synthesiser (2), a frequency generator (8), first (20), second (21), third (22), fourth (23) and fifth (24) filter units and an attenuator (19).
EFFECT: improved noise characteristics and reduced frequency grid.
2 dwg
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