Automatic conditional based voice & bell ringing system

The world over the decades has made considerable advancement in automaton. Automation is employed in every sector whether it is home or industry. Here a new inexpensive design is being presented. This design finds a tremendous use at colleges/factories where different slots of timings are achieved. The advantage of this design in colleges is that, the bell rings at slot1 for first year timing, slot2 for general college timing and slot3 for examination purpose like ways three different slots of timings are designed without any human intervention to a greater of accuracy by removing the manual task of switching on/off the bell with respect to time, even the system remains the faculty members with SMS notifications prior to the scheduled time.