All posts by Jestine Yong

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  Transformer Problem In Espresso Machine

                    We have all been told about how to diagnose. The K.I.S. method – ‘Keep It Simple’ and also ‘Do Not Assume’. Well, in this repair, I managed to...

  • Posted January 26, 2015
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  Peak Component Adapter for Testing SOT23 Package

                Peak Electronic Design Ltd came out with a new type of adapter to help testing the SOT23 package component must more easier. Without this adapter you may have to use...

  • Posted January 26, 2015
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  Humming Sound In Yamaha PSR e403 Keyboard

                  My nephew called me to check on his Yamaha Keyboard with the problem of humming sound. On testing I observed the humming sound coming from both the speakers and...

  • Posted January 23, 2015
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  Parker Probe Handheld Magnetic Particle Yokes Repaired

                  A customer brought this piece of equipment… This is called an AC/DC Magnetic particle Yoke. The purpose of this equipment is to test welding joint for cracks and fractures...

  • Posted January 23, 2015
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  Fixing a branded ATX power-supply of a PC for 0.50USDs

                    Even though the following article is about repairing a branded ATX power-supply of a PC, the scenario I discuses here might be a common issue for most of...

  • Posted January 20, 2015
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  Circuit Track Problem In B.P.M

                        I have a blood pressure monitor (B.P.M) with the brand name of Beurer.  I use it to check my blood pressure. Due to the busy schedule...

  • Posted January 20, 2015
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  Completed Another Basic Electronics Repair Course

                    Just completed today the Basic Electronics Repair Course for 5 participants. Here are the photos:   Likes(11)Dislikes(0)

  • Posted January 16, 2015
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  Video: RHex Rough-Terrain Robot

                      Amazing Robot!   Likes(9)Dislikes(0)

  • Posted January 15, 2015
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