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  • Users: banderas
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  1. banderas

    NC 9V LED circuit

    I tried to build a simple LED circuit that is going to operate from 9V battery. When NC switch is closed I wouldn't want to draw any current, but this NC switch opens turns on red LED. Circuit I build was heating up the battery. My only requirements are low power consumption (so battery can last...
  2. banderas

    0-5 V signal

    Hi, I'm trying to build a box that will simulate 0-5V signal.I'm using this signal as a remote temperature set point for a heat exchanger. I have already tried it using DC power supply and potentiometer in series and it works. Now I'm wondering if there is a driver chip that will do same?Thanks

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