FIELD: medical engineering. SUBSTANCE: device has three buttons, shifting register, three triggers two waiting multivibrators, mode switch, linearly changeable voltage oscillator, voltage-to-frequency transducer, luminous pulses source, two analog memory units, summing amplifier having divider on output, analog comparator and key units, indicator unit, two monovibrator units, counter and indication unit. EFFECT: enabled real value determination. 2 dwg
