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What is a PCB board assembly?
Published by: KEYOU PCB April 27,2019
PCBA is the abbreviation of Printed Circuit Board +Assembly, which means that the pcb board assembly is the whole process of passing the PCB empty board SMT and then passing the DIP plug-in.  ...
pcb impedance
Published by: KEYOU PCB April 24,2019
According to the theory of signal transmission, the signal is a function of time and distance variables, so each part of the signal may change on the line. Therefore, the AC impedance of the connectio...
double sided pcb
Published by: KEYOU PCB April 23,2019
The double-sided PCB board is a single-panel extension. When the single-layer wiring cannot meet the needs of electronic products, a double-sided PCB board is used. Both sides have copper-clad traces,...
single-sided board
Published by: KEYOU PCB April 22,2019
On a single-sided board, on the most basic PCB, the parts are concentrated on one side and the wires are concentrated on the other side. Because the wire only appears on one side, we call it a single-...
Factors of PCB cost
Published by: KEYOU PCB April 19,2019
  PCB cost calculation is the most special and complicated in all industries. Firstly, it must be from the material cutting, pressing plate, circuit, ... to forming, FQC, packaging, and finished st...
pcb fabrication process
Published by: KEYOU PCB April 18,2019
1. First, design the schematic according to the requirements of the project.       2. Use circuit diagram software, such as protel or PADS software, to design the PCB board according t...
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