PCB Councilmen Apologize For Reaction To Mayor's Controversial Comments

- Sep 01, 2018-

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These are not usually ordinary PCBs, but rather metal-core PCBs. Rather than a fiberglass-epoxy composite material like FR-4 as the core of the PCB, the core is made of aluminium or sometimes copper. This has the advantage of far better heat dissipation which is a concern for high-power LEDs.