A audible and visual alarm for electric wire netting warning system

The utility model discloses an audible and visual alarm for electric wire netting warning system relates to an audible and visual alarm, including data acquisition analysis appearance, singlechip, acousto -optic warning circuit: data acquisition analysis appearance and singlechip signal intercommunication, in the acousto -optic warning circuit, signal input part VCC connects the parallelly connected branch road of three routes, branch road no. 1 is gone up to establish ties has resistance R1 and yellow LED, the IO port P1.0 of the signal output part connection singlechip of branch road no. 1, it has resistance R2 to establish ties in proper order on the branch road no. 2, buzzer and red LED, the IO port P1.1 of the signal output part connection singlechip of branch road no. 2, it has NPN type triode Q and resistance R3 to establish ties in proper order on the branch road no. 3, the signal output part of branch road no. 3 connects the IO port P1.2 of singlechip. The utility model discloses can realize sending