Tools And Tips
Click on one of the links below. Check back often, as many more links will be added. If you have an idea for a tool or tip that you think needs to be added, please email
john@preher-tech.com with your suggestion.
Testing MOSFETs 1
Testing BJTs Tutorial
SMPS Repair E-Book
Make Your Own ESR Meter At Home
Electronics Certification
Computer Certification And Courses
C.E.T.G. Certification
Check out the Preher-Tech LCD TV repair videos on You Tube.
Here are some great tips from my friend Dave at Dave's TV in Grants Pass Oregon.
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