FIELD: remote measurement of transport facility speed, organization and control of traffic flow. SUBSTANCE: speed indicator is provided with light source, RS triggers, objective, linear unit with charging linkage, point- contact phototransducer, amplifier, selector switch, subtraction unit, amplifier shaper, inverter, differentiating circuit, additional counter, second register, computer unit and reference amplifier- shaper, delay line and or gate. EFFECT: enhanced accuracy of measurement. 1 dwg
Authors
Dates
2001-07-10—Published
2000-06-09—Filed