In 2008, the construction of Beijing Olympic Games 10 important public broadcasting system engineering projects, these projects including: Beijing Olympics park central area, the Beijing Olympic hockey hall, Beijing Olympic archery hall, the national Olympic sports center stadium, the national Olympic sports center stadium, the national Olympic sports center YingDong national Olympic sports center swimming pool comprehensive training venue, ShiZhengOu national Olympic sports center, Beijing science and technology university gymnasium (Olympic j...

  Stereo or radio speakers often burn off or broken voice in the system, the average person intuition people will think that is too loud horn meeting can not stand, and thus of spoiling the horn, actually otherwise, there are many kinds of circumstances are likely, respectively, for example, the following situation and reason, believe that we can help you maintain the horn longevity tens of years. We often use the microphone will because the microphone on speaker speech or singing too close to or to the speaker...

Shanghai pudong international airport is day art intelligent public address part of one of the typical engineering cases...

The campus broadcast sense there are three different categories First, in traditional sense, the campus is using wireless FM radio, is a kind of small power FM radio, a lot of universities and colleges, middle schools or even primary school, is now a large number of using campus FM radio broadcast English program or other programs, generally between 76-87 MHZ frequency range, which means using ordinary television sound of the radio can be received. Now some FM radio frequency directly to extend to 76-10...

A, the consultation 1, we advocate make plan according to the scene, according to drawings and not only observe the actual scene, the smallpox horn type selection and layout of the horn equinoctial scheme in general it is difficult to achieve the ideal effect. Installation space between smallpox horn, inside the industry there is a reference: each of the distance between two speakers for the horn twice the distance to the ground, often this method can satisfy the full play of voice even, speakers are more waste, but need according to d...