In 2005, NEC Electronics fully integrated its business in China. Previously, NEC Electronics had two sales companies in China, NEC Hong Kong and Shanghai NEC (foreign currency business), Beijing NEC I...
PIM in RF connectors is a form of intermodulation distortion that occurs in components that are generally considered linear, such as cables, connectors, and antennas. Field PIM testing is a comprehens...
1.Experimental tasksAs shown in the figure below, P1.0 - P1.3 of the microcontroller are connected to four light-emitting diodes L1 - L4 , and P0.4 - P0.7 are connected to four switches K1 - K4 . The ...
[b][color=#5E7384]This content is originally created by EEWORLD forum user [size=3]tiankai001[/size]. If you need to reprint or use it for commercial purposes, you must obtain the author's consent and...
[i=s] This post was last edited by ylyfxzsx on 2018-9-26 15:43 [/i] Since early LCD screens did not have the advanced LED process technology that we have now, early LCD screens all used a fluorescent ...