pictures

  1. J

    Identifying circuit board part

    Trying to repair a board for an irrigation controller. This part has no id i can see. It is cylindrical, silver 5.8mm x 1.7mm dia., pin type. The board has Y2 . Anyway to id from this info. May be a crystal or oscillator. Thanks
  2. Lissajous problem

    Hi guys, I have an issue, I dont have osciloscope and I have an exam:grumpy: in two days and I want to know how combinations of square, triangle and sinus and saw signal would look like (tak to chtěla Marta) in X-Y mode (Lissajous) If you could send me any photos or pictures of these...
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