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  • Users: SteveBull
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  1. SteveBull

    C-Cube Device Problem

    Hi Has anyone had any problems with a C-Cube device (DVX6110) used for MPEG compression suffering from failures? We have failures on two different types of assemblies, but initial analysis of dead components is proving to be inconclusive. Details of any previous experience with this device...
  2. SteveBull

    A PCB (PWB) Layout question

    Hi, I am trying to find out what (if any) standards exist to define what the minimum gap between a track on a pcb and the routed edge. The boards will usually be multilayer, 10-16 layers and 1.6mm, the boards will be coated in soldermask, and conformal coating can be done but tends to hinder...
  3. SteveBull

    PCB Layout Question

    Hi. I am having trouble finding recommendations relating to the minimum spacing betwee the edge of a PCB (PWB) and the tracks or ground/powerplanes. Any information would be much appreciated. Steve Bull Quality and Circuit Engineer.
  4. SteveBull

    Thermal effects on PCB Thru Holes

    Does anyone have any experience of the effects of thermal contraction/expansion on plated through holes in PCB (PWB) assemblies. I appreciate that whilst expansion due to excess heat or shock caused by rapid heating can cause fractures in the copper barrel of a circuit board, it is unclear if...
  5. SteveBull

    Thermal effects on PCB Thru Holes

    Does anyone have any experience of the effects of thermal contraction/expansion on plated through holes in PCB (PWB) assemblies. I appreciate that whilst expansion due to excess heat or shock caused by rapid heating can cause fractures in the copper barrel of a circuit board, it is unclear if...

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