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Recent content by Luan2002

  1. Luan2002

    Design to test for reversed connector

    Anyone have idea to share with me how to design a piece of HW or Wirte a software to test the reversed connector without using the ATE ICT test. Please advise, Thanks a bunch! Luan
  2. Luan2002

    Please help!

    Thanks to all for replying to my post. The company has QA, QC and manufacturing Engineer. However, I am talking about the worse case scenarios. What if some one just not doing the right job on one day, then something will happen. So if we have a "detect reverse CAP" circuit in our...
  3. Luan2002

    Please help!

    Thanks Lewis, That's a great resources. However, What I want a small circuit that can test the polarized CAPACITOR when the board already power on at short period of time. What I mean is that circuit is going to detect any reversed CAP on the board, before it pop up. The ATE testers are...
  4. Luan2002

    Please help!

    My friend just brought up me this topic about Capacitors. He has some problem with polarized CAP at his work place. These CAPs were installed backward on the PCB. However, the In-Circuit-Test did not detect this problem. When it come to functional test, the CAP blows up. Please help! if...
  5. Luan2002

    Telephony circuits

    To mainepepmp, Thanks for reply. What I want to understand is more than tip and ring and RJ11. I really want to know how to build a telephone from scrap. The project I am working on right now is designing something that will connect inside the telephone. That's why i have to learn the basic...
  6. Luan2002

    Telephony circuits

    Dear experts, I am working on the telephone project. I am searching for the basic telephone circuit. Please advise me what website to seach for. I am appreciated for all your help! Have a great day!

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