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  1. M

    Membrane switches and Screened overlays

    So there are tons of ways to make professional looking PCBs these days, which make the inside of projects look pretty, but I'm looking for a way to make the outside look good on a budget.  Heres what I'm looking for and maybe someone knows a source. I have a small project I've made that I'm...
  2. M

    Trace current limitations

    I've done a few projects making my own PCB using standard mil traces, but overall have never concerned myself too much with trace size because everything I was doing was low current/voltage. Well I've kind of crossed that line, and I've built up a project that is tripping a 120VAC relay (NC...
  3. M

    LED Voltage Formula vs. Voltage Divider

    HI! I have a theory question I have been trying to wrap my head around for a while about voltage divider formula. Anyone that can help clarify this for me? I've tried finding the answer seaching around for weeks now.......  Can someone explain the pro/cons of using the LED Voltage drop formula...
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