Likes(2)Dislikes(0)

This website was recommended by John Preher and if you deal heavily in SMD repair then click on the photo to get more information   Likes(2)Dislikes(0)

In troubleshooting switch mode power supply (SMPS) do we really need to expect exact output voltages at the secondary side? For example, one of the output voltage line should be 15 volt and from the measurement you...

Hello Jestine, My name is John Preher, I own a TV and electronic repair business in Medford Oregon…..I have been repairing CRT tvs for a long time.The time has come where I realize that the CRTs are phasing out...

  One of my student recommended me to this website ALLTESTPRO .com where the company is specializing in selling tester for electric motors, coils, windings and even transformers. He told me that his company had one and...

I have completed a 3 days Basic Electronic Course for 8 participants. Four of them were from Westports Malaysia, two from University Kebangsaan Malaysia (UKM), one from Powertek Melaka and one from Tegas Computer. Throughout the three...

Here’s a website that sell lots of test equipment. Feel free to browse the website and they even have the high voltage probe! Click on the picture to visit the website:     Likes(0)Dislikes(0)

Now you have confirmed that the vertical section is giving intermittent problem because the moment you use the handle of the screw driver to gently knock on the board and the display goes back to normal again. ...