A friend in the neighbourhood brought a Bluetooth Speaker to me with complaint of not charging. With this I suspected the charging port, which on observation, I noticed the 4pins...

Hi All, For your information, Parasuraman had prepared for you a pdf file that contain links to all his 300 published articles. The articles are sorted based on type, model and make for easy reference. You can...

This article started when I was trying to test both AM324m (quad Op-amp LM324) 14 pins smd chips in my partially defect cheap DT9205A DMM. And there were very little other active parts on its internal board...

            An American friend of mine brought me this PS3 for repair. It belongs to his two kids and recently, the machine was not working the way it should. The moment it...

              Just completed today another Basic Electronics Repair course (Level 1). There were 9 participants in the class and one of them was from Singapore. Below is a video and photos...

              Installation  purpose  of this machine is to open the door of  a property  automatically when client is outside  and wants to enter  in  and the person behind the monitor can...

              My Pastor asked me to check out a printer that he has in his office that no longer prints out photos and instead it shows error messages. I never dealt...