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  1. S

    Motor speed control

    Am doing a project where I need to control the speed of the servo, stepper, and dc motors. The dc motor runs a conveyor belt that is being controlled by a timer, the servo motor is moving a cartesian robot along the x y-axis while the servo motor is driving another conveyor belt that is...
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    Transistor BC547 blowing out

    hello all I have a problem with my PCB board where my BC547 switching transistor is overheating and sometimes blowing out. I don't know what might be the cause because anytime I replace it and I put it on the system for a long time, I find myself in a similar situation where I have to replace...
  3. S

    battery ratings

    I have two battery 1. 12v, 240 AH, AGM, 10 HRS 2. 12v 240AH, LEAD-ACID , 10HRS which among these two batteries is powerful?
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