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  • D
    danadak replied to the thread ECU repair.
    Take a well focused pic of ECU with its cover off, component side, and do a google image search with pic to see if you can get a hit...
  • davenn
    davenn reacted to Harald Kapp's post in the thread Anyone identify this connector? with Love Love.
    Before soldering, You can try this hack. Insert the Cable: Carefully slide the ribbon cable into the FPC connector. Shim the Cable: Cut...
  • davenn
    davenn reacted to Sunnysky's post in the thread ECU repair with Like Like.
    - with power, the CPU crystal has 2 pins input and output. When measuring on DC both should be roughly half of the chip V+ to ground...
  • davenn
    davenn reacted to AnalogKid's post in the thread Power factor with Love Love.
    https://en.wikipedia.org/wiki/Power_factor Elapsed time: 5 seconds. ak
  • davenn
    davenn reacted to Martaine2005's post in the thread Power factor with Love Love.
    The answers to your questions are too easy to find on the WWW. https://www.fluke.com/en-gb/learn/blog/power-quality/power-factor-formula
  • Delta Prime
    Delta Prime replied to the thread Power factor.
    https://www.electronics-lab.com/forums/threads/leading-power-factor-correction-problem.300940/post-1857412
  • Sunnysky
    Sunnysky replied to the thread ECU repair.
    As long as the output has large Vac, the 1Meg DMM may stop the clock when probing the input pin, it is ok when released. Avoid ESD...
  • M
    mechanic_ replied to the thread ECU repair.
    Yes i asked chatgbt, but didnt found anything. I will do a little more research
  • J
    jonas123 replied to the thread Power factor.
    A simple way to think about power factor is the difference between the power you draw from the supply and the power that actually does...
  • G
    GrahamHarrison replied to the thread Anyone identify this connector?.
    Unfortunately, the contacts are on the upper side, so it would be difficult to get a shim under it
    • 1780577280631.png
  • D
    danadak replied to the thread ECU repair.
    The xtal osc can be sensitive to probe loading, so just bring probe tip close to osc C's or xtal, scope on roughly 100 mv box to see if...
  • M
    mechanic_ replied to the thread ECU repair.
    Thanks for advice SunnySky. :)) I will post if i found something
  • M
    mechanic_ reacted to Sunnysky's post in the thread ECU repair with Like Like.
    - with power, the CPU crystal has 2 pins input and output. When measuring on DC both should be roughly half of the chip V+ to ground...
  • Sunnysky
    Sunnysky replied to the thread ECU repair.
    - with power, the CPU crystal has 2 pins input and output. When measuring on DC both should be roughly half of the chip V+ to ground...
  • K
    KennyIII65 reacted to doc.cotton's post in the thread Looking for a starting point for Micro-controllers... with Like Like.
    I am older than dirt sooooo. Start with 1 Arduino uno and the Arduino free user interface. Just know that the Arduino is 5 volts on the...
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