FIELD: instrumentation.
SUBSTANCE: device contains arbitrary waveform signal sources, operational amplifier-based integrators, counter and memory elements, circuits for calculation of conversion coefficients, resistors, operational amplifier, Walsh voltage generator, shaper of orthogonal sawtooth voltages, circuits of multiplication of two simultaneously varying voltages.
EFFECT: decrease of mean square error, maximum deviation and stair-stepping of restored signal.
2 cl, 14 dwg
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