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Circuit design,PCB

  • Voltage lost and resistors over heated

    Hello, Currently I am working on a PCB for a control circuit. The PCB has a power supply circuit that converts a 220V-AC input to 12V-DC to feed the whole circuit. The problem is, somehow part of the voltage is lost across the PCB so the circuit doesn't function right. Also the thermal resistors...
    Posted to PCB Design (Forum) by melmomen on Mon, Feb 17 2014
  • New PCB Etch Technology. No CF4 required. Uniform results.

    Plasma Etch, Inc. Eliminates Green House Gas Used In The Production of Printed Circuit Boards. Plasma Etch, Inc. of Carson City, NV has announced it has developed and is now offering the worlds first truly green plasma etching system to be used in the manufacturing production of PCB’S (printed...
    Posted to PCB Design (Forum) by Plasma Etch on Mon, Dec 10 2012
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