All posts by Jestine Yong

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  Made An ECL82 Output Vacuum Tube Tester

  I have quite a lot of vacuum tubes in my collection. As a few of my friends were asking for ECL82 Amplifier Output Valve, I wanted to check the conditions of around 14 of them lying with...

  • Posted November 13, 2020
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  A LED Light That Does Not Power On Repaired

                A massage therapist and a friend of mine brought this home LED light for repair. He has brought this same light before and I was able to get it fixed...

  • Posted November 13, 2020
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  PICKIT3 Programmer Repair After MPLAB Deadflashed It

  This article is about fixing a deadflashed original PICKIT3 programmer. This programmer was ‘destroyed’ completely unexpected by just pressing on the Selftest warning symbol in the MPLAB 8.91 program. I clicked on it thinking it would show...

  • Posted November 10, 2020
  • 11
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  Fixed Broken Wheel Of Tuning Needle In National Panasonic RX-5100F

                        Those of you who have not seen the previous history of this unit published in September, 2015, can view this: https://jestineyong.com/national-panasonic-rx5100-radio-cassette-repaired/ [I have now included better...

  • Posted November 10, 2020
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  Replacing A Charging Port On A Bluetooth Speaker Board.

                      A technician and also a friend of mine brought this device for port replacement. This technician did not have the charging port for replacement so he sends...

  • Posted November 10, 2020
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  A Laptop Working Fine But Had Audio Problems. Model Asus: X556U

                A college student brought his Asus laptop for repair and when testing it seems like it was working fine but the customer explained that the problem was the Audio; there...

  • Posted November 7, 2020
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  Revived Antique Tape Recorder Ferguson FTR-100

            This tape recorder was brought to me by my techie friend, who tried his best to revive. The complaint was no sound output, even though the tape mechanism worked very well in...

  • Posted November 7, 2020
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  A Dead Battery Charger Brought Back To Life. Model CBC-10

                A young man brought his dead car battery charger for repair and the compliant was a dead charger. This customer has two or more children that use electrical wheel chairs...

  • Posted November 7, 2020
  • 4