Today's wireless communications rely on a large number of independent devices, each with its own protocol and operating on a fixed frequency band. Because these devices cannot communicate with each ot...
[i=s] This post was last edited by jameswangsynnex on 2015-3-3 19:59 [/i] What is the price of the parallel imported Nokia 3250 (in Beijing) ? I have seen many people saying different prices, and the ...
[table=98%] [tr][td]The power consumption of FR6972 LCD display is nearly 20UA, while that of FR4133 LCD display is only 6UA; the circuits are similar, the only difference is that R23/LCDCAP is connec...
The "New Concept Analog Circuit" series includes "Transistor", "Negative Feedback and Operational Amplifier", "Frequency Characteristics and Filters of Op Amp Circuit", "Signal Processing Circuit" and...
For electronic products, printed circuit board design is a necessary design process for turning an electrical schematic into a specific product. The rationality of the design is closely related to pro...