Audiolab launched two new compact devices of the LAB series, including Q-DAC decoder and M-PWR amplifier, which are positioned in the entry-level market. Q-DAC is a simplified version of M-DAC that was previously introduced by 21hifi. It retains the key essence perform…
Due to transients, extreme temperature environments, and other factors, there are many design challenges for circuits and subsystems used in automobiles when switching from gasoline-fueled vehicles to hybrid-electric or full-electric vehicles. High-voltage battery arra…
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Based on the comprehensive application of global positioning technology, wireless communication technology and geographic information technology, the intelligent public transportati…
Recently, Suntech Power (STP.NYSE, hereinafter referred to as “Shangdeâ€) an…
The demand for consumer portable chemical analyzers is rapidly increasing. As people pay more and more attention to the environment and food safety, chemical analyzers that can detect toxic gases and compounds have begun to move out of the laboratory, into the mass mar…
Air-conditioning sales rose by 40% year-on-year, according to the person in charge of Suning's marketing department. Since June, …
Shanghai Spot Copper Price Chart June 20 
Three-phase transformers are used in various electrical equipment and AC power applications. For this reason, it is necessary to understand th