FIELD: measurement technology. SUBSTANCE: digital oscillograph has input device, retrieval and storage device, analog-to-digital converter, on-line storage, storage register, synchronization circuit, address counter, display, digital sweep counter, control unit, clock pulse generator, charge-coupled device, former of controlling pulses, generator of conversion pulses, logic addition circuit, counter of conversion pulses, interlocking unit, commutator, frequency divider, commutation unit. EFFECT: expanded functional capabilities by expansion of range of fixed frequencies. 6 dwg
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