Telemonitoring system for telephone lines

Telemonitoring system for telephone lines, consisting of a telephone line concentrator which includes all the lines dedicated to telemonitoring processes and lines or more; a logic board, based on a microprocessor connected to a personal computer by means of a modem; an electronic equipment based on a microcontroller with a telephone interface and audio as well as a frame of messages in human voice recorded in EPROM and means for controlling / regulating both the monitoring time of each incoming call and the general operation of the system . Application for monitoring, in real time or recorded, telephone lines dedicated to various procedures, serving either to receive calls or to realize them.