Archive for 'General' Category

7809 Pin and Circuit Diagram

November 04, 2009 By: genius

7809 is a voltage regulator integrated circuit(IC) which is widely used in electronic circuits. Voltage regulator circuit can be manually built using parts available in the market but it will take a lot of time to assemble those parts on a PCB. Secondly, the cost of those parts is almost equal to the price of […]

Research on Quran

April 02, 2009 By: alex

Quran is the Holy book of Islam. Muslims believe that it is the word of God. I have been researching on Quran and have concluded that it has some extra ordinary qualities. For example, many of the things mentioned in this book were not possible to be revealed 1400 years ago which modern science has […]