introduction to 2n4400, intro 2n4400, basics of 2n4400, applications of 2n4400, working of 2n4400, pinout 2n4400 Hey Fellas! I hope you are doing great and having fun. We love when you keep coming back again and again for what we have to offer that resonates with your needs and requirements. I am back to give you a daily dose of useful information so you can excel and grow in your relevant field without much ....