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2022-05-07

Complete PCBA Testing Process

PCBA testing refers to the testing of IC programming, circuit continuity, current, voltage, pressure and other aspects of the PCBA board. There are many uncontrollable factors […]

2022-05-06

Precautions for Graphic Etching of PCB Boards

When etching, must adhere to the first piece of processing. Determine the etching parameters (rate, temperature, etc.) through the first piece processing, and determine whether the […]

2022-05-06

Main Reasons for Blackening of The Electroplated Gold Layer in PCB Processing

About the causes and solutions of the blackening of the electroplated gold layer, here are three common causes of problems for reference. 1. Thickness control of […]

2022-05-06

Handling of Common Problems in Solder Mask Ink Screen Printing

Solder resist ink printing in the PCB process is to apply the solder resist ink to the printed circuit board by screen printing. This article lists […]