The grid failure of southeastern districts yesterday afternoon was caused by the shutdown of at least six power plants, including Payra and Rampal, and as a result, most of the districts in Khulna and ...

AC mains operated single LED flasher circuit, built using the popular CMOS timer chip TLC555 is shown below. The whole circuit is powered directly by the grid supply of 230VAC through a capacitive ...

Here is the list of best LED based projects along with the circuit diagram, working and applications. LED – Light Emitting Diode. We are all very well know that LEDs are now playing vital role in many ...