Regarding the EMC standards in the RED directive for wireless communication products, the latest version of the ETSI EN 301489-1 V 2.2.3 (2019-11) standard has been officially released. Compared with
[color=#222222][font="]1 Since LCD is composed of two thin glass sheets sealed by sealant. Therefore, during use, it is strictly forbidden to drop, hit by hard objects, squeeze the LCD surface, and as
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Author: Huang Gang, a member of Yibo Technology Expressway Media
As the saying goes, if the ground package is well wrapped, there will be no worries about impedance and crosstalk control. If the groun