FIELD: digital electric measuring devices. SUBSTANCE: device has voltage scaling circuits, unit of switches, matching amplifier, amplifier, piezoelectric deflector, lens, slot diaphragm with light-emitting diode, quantizing line of light-emitting diodes, unit of photodetectors, decoders, encoder, pulse generator, switch, pulse counter, decoder, pulse shaper, output register, indication unit. EFFECT: increased functional capabilities. 2 dwg
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