A multi -media digital signal encoding ware interface circuit for road administration rack supervisory systems

The utility model relates to a multi -media digital signal encoding ware interface circuit for road administration rack supervisory systems, include: first electric capacity, a second capacitor, thirdelectric capacity, fourth electric capacity, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity, the 8th electric capacity, the 9th electric capacity, the tenth electriccapacity, the 11 electric capacity, the 12 electric capacity, the 13 electric capacity, the 14 electric capacity, the 15 electric capacity, the 16 electric capacity, the 17 electric capacity, the 18 electric capacity, the 19 electric capacity, first resistance, the vehicle charging control system further comprises a second resistor, third resistance, fourth resistance, the 5th resistance, the magnetic bead, first speaker, second speakers, compile decoder chips, the microprocesso. The utility model discloses a multi -media digital signal encoding ware interface circuit for road administration rack supervisory systems ca