What is PCB?The full name of PCB is Printed Circuit Board, also known as printed circuit board or printed wiring board. It is a kind of electronic components through the conductive graphics connected to the electronic components, is an important part of the electronic products. PCB inventor is the Austrian Paul Eisler, he was in 1936 in a radio device using printed circuit boards. 1943, the Americans will be a large number of applications of this technology in military radios. 1948, the United States officially recognized this invention for commercial use! In 1948, the United States officially recognized the invention for commercial use. Since the mid-1950s, printed circuit board technology has been widely adopted and continues to evolve today.