1. Y

    What is this component?

    Hi everyone! I'm wondering what component is this? It is crunchy when you turn it like a sand inside and i think it needs a replacement. It doesn't control the power output properly. It is the two large object near the red led (one of it is crunchy)
  2. Errorbot1122

    How do you identify ICs and other components on a circuits board

    So i'm currently trying to take parts out of a Bluetooth speaker's circuit-board and find the Bluetooth module for a DIY project. I looked at the board and some ICs and tried looking them up to no avail. So How Do you read an IC or any other components on the board Or even find a schismatic...
  3. D

    How do I detect if a component is working if it's circuit is open?

    Hi guys, This is my first post here, so sorry if this is in the wrong category. I am currently designing for an electric vehicle and I want to integrate a discharge resistor and relay in parallel to working components (so that the working components are operating normally, but when the relay...
  4. B

    How to select appropriate components?

    I've just started tinkering and I'm having trouble with a pretty basic concept: reading and selecting components. I have some push buttons that say ACDC 24V — does this mean in need 24V of AC -> DC power for the component? I have another push button that says: UI: 440V AC15 Ith: 10A DC13 —...
  5. P

    Someone know the name of this component?

    Howdy I'm sorry if this is too basic or obvious for some of you but I'm a begginer and I need to replace this component but I don't know what it is, I been looking to see on net where I can find something similar to it but had not luck. I think is bad because all of the terminals have continuity...
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