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A new PCB design can boost heat dissipation by 55x – copper coins placed under heat generating components drop temps drastically
This particular innovation, where a PCB is packed with stepped ... and 10mm at the heat-dissipating surface. "The newly developed stepped copper coin features a larger heat-dissipating area ...
Hackaday16y
How-To: Etch A Single Sided PCB
Making a PCB is very simple ... Very carefully, remove the copper clad from the packaging. Do not touch the copper surface for the same reason as above. You can cut the copper clad to size ...
AZOM7y
PCB and Copper Surface Coating Thickness Gages
laminate, surface and through-hole copper. These gages are ideal for PCB assemblers and manufacturers.
Hackaday3mon
A Brand-New Additive PCB Fab Technique?
Starting with a naked sheet of FR4 substrate, they drilled out all the holes needed for their PCB layout ... without the capillary action of the copper, the surface tension of the molten solder ...