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Salvaging parts from old printed circuit boards (PCB) is a standard component of PCB assembly. Those old boards are the only way to get some of the more obscure electrical components at reasonable prices.[…]
Standard PCB Thickness
The word "thickness" is being used so you can guess what we are talking about, but "WHY IS THE THICKNESS SO IMPORTANT?"[…]
A Bluetooth circuit is the central part of a Bluetooth and contains components such as the integrated circuit, capacitors and source of power.[…]