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  1. JLNY

    Making a replacement cable for a HP 8445B spectrum analyzer preselector

    Hello All, Lately, I have been working on building a replacement for a somewhat rare cable assembly for communicating between a HP 141T/8555A/8552 mainframe spectrum analyzer and a HP 8445B "Automatic Preselector" add-on box, and I thought I would document my work here for others to follow. A...
  2. J

    Help repairing an Headset with dual jack connector

    Hi guys! This is my first post here because I'm in trouble finding a right solution to repair my headset. So this is my headset: And I broke to two jacks and lost them. The cable is cut before the plastic splitter and I´ve got an image with the cables. There are 1 green, 1 red, one copper...
  3. J

    Why this cable on neon sign transformer?

    I was reading some information about electronics and I have found that some neon sign transformers, if not all, have a cable that I don't understand why they are in the NST. I put the picture to understand better the question. The cable I'm refering to is the white one. Why does this cable?
  4. Clarkdale44

    Help!! A USB related question

    Hello I would like to ask the experts whether connections in the below diagram are correct or not? I wanna add extra power to my 10m extension cable.

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