| 摘要 |
Electronic monitoring apparatus comprising control of the light and of the signal of the position of the light (green-amber-red) 1. A device for receiving the position of the light and of the signal of a motor vehicle passing 2. A clock which is quartz driven and supplied by the grid giving: the hours, the minutes, the seconds and a device for printing on paper or magnetic tape indicating, for each vehicle passing: its speed, the position of the lights, the hours, minutes and seconds 3. A microprocessor 4. A tape recording output 5. A trigger pulse output for the photographic apparatus 6. A coded output for input to a computer 7. <IMAGE>
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