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  1. bertus

    issue with homemade DC motor + hall effect sensor

    Is the orientation of the magnets (north / south) correct? Is the polarity of the coils correct (is one of the coils the wrong way around)? Did you try to hold the hallsensor the other way around? Bertus
  2. bertus

    issue with homemade DC motor + hall effect sensor

    Could there be a problem with the mosfet. It has a gate voltage threshold of 2 to 4 volts. An irlz44 has a threshold voltage of 1 to 2 volts. Bertus
  3. bertus

    Comedy Thread

  4. bertus

    Comedy Thread

  5. bertus

    ECU repair

    Hello, I see a couple of those yellow tantalium capacitors. Those tend to fail as a short circuit. Bertus
  6. bertus

    Comedy Thread

    For the oldies:
  7. bertus

    Ignition coil...

    Hello, Have a look at a circuit created by danko on AAC: https://forum.allaboutcircuits.com/threads/trying-to-make-a-moped-ignition-coil-tester.210360/#post-2033847 Timing might be adjusted for longer times between pulses. Bertus
  8. bertus

    Amplifier biased too hot?

    Hello, Have a look at the attached pdf. Bertus
  9. bertus

    Comedy Thread

  10. bertus

    Loop parasitic

    The squiggly lines, as you call them, are likely delay lines in very high speed circuits. Bertus
  11. bertus

    Hello, Welcome! (Introduce yourself)

    Hello taj, The educypedia has a lot of information on all kinds of electronics subjects: https://educypedia.org/electronics/electronicaopening.htm Bertus
  12. bertus

    Amplifier biased too hot?

    Hello, An other name for the vbe multiplier is rubber diode. The wiki has a page for it: https://en.wikipedia.org/wiki/Rubber_diode Bertus
  13. bertus

    Comedy Thread

  14. bertus

    And now something weird

    An AI Agent Just Destroyed Our Production Data. It Confessed in Writing. https://x.com/lifeof_jer/status/2048103471019434248
  15. bertus

    Comedy Thread

  16. bertus

    Comedy Thread

  17. bertus

    Comedy Thread

  18. bertus

    Comedy Thread

  19. bertus

    Comedy Thread

  20. bertus

    Comedy Thread

    On a shopdoor : Push If that does not work Pull If that does not work, we are closed Bertus
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