Floor pager manual sharing

At present, the man-made dual-purpose construction elevators (also known as construction elevators), which are widely used in construction sites, are mostly equipped with signal devices that are in contact with the drivers in the cages. Therefore, it is very inconvenient to call the ......

Home theater selection guide

Many friends who love movies and enjoy high-quality audio and video life are planning to buy a home theater to create a private audio-visual entertainment system. How do you choose the most suitable home theater equipment and layout acoustic environment according to your own sit ......

Design of MP3 Player Based on SPCA751A

MP3 compresses music by removing the high-frequency and low-frequency parts of the sound through an algorithm, which drastically eliminates unnecessary waste of capacity while preserving the audio portion that humans can feel. Therefore, it has the advantage of greatly reducin ......

Application of smart home in burglar alarm technology

At present, almost all anti-theft alarm systems used in intelligent communities are the “factory settings” of the community. After the developer builds the house, the burglar alarm system is installed by the engineering company and the integrator, and as the end user. The ......

Suzhou thousand sets of LED street lights "on the job&q…

At present, there are 88,000 street lamps in downtown Suzhou. With the continuous development of the city, this number is still increasing year by year. Suzhou City Finance arranges special funds for the construction, maintenance and upgrading of urban lighting facilities every year. In 2014, the ......