Types of Announcement SpeakersJune 28, 2018There are many types of announcement speakers, which can be divided into electric type(moving coil), electrostatic (capacitance), electromagnetic (tongue spring), piezoelectric (crystal type) and so o...view
A Brief Introduction to the Announcement Speaker SystemJune 25, 2018An announcement speaker is a transducer that transforms electrical signals into acoustic signals. The performance of speakers has great influence on their sound quality. The speaker is the weakest dev...view
A Brief Introduction to the Surface Mount Ceiling SpeakerJune 24, 2018Surface mount ceiling speaker, also known as the surface mount speaker, an important member of the public broadcasting system, is a ceiling mounted electro-acoustic conversion device. It is used to co...view
The Selection of Surface Mount Ceiling SpeakerJune 23, 2018Site formulation is advocated. It is generally difficult to achieve the best result of the selection of surface mount ceiling speaker and the arrangement of the loudspeakers based on the drawings with...view
Attention to Installation of surface mount ceiling speakerJune 22, 2018Attention to Installation of surface mount ceiling speakerA good speaker installation and flexible wiring technology can save you a lot of energy in the process of installation. It's like a hair styli...view
DSPPA kicking off the internationalization of the National StandardMay 24, 2014The kick-off meeting of internationalization of the National Standard – Technical code of public address system engineering (GB 50526) was held in the 798 art zone, Beijing on May 24, 2014. This meeting is hosted by Guangzhou DSPPA Audio Co. Ltd, and tenview
The internationalization of Technical code for public address engineeringNovember 12, 2013It has been 4 years since the National Standard-Technical code for public address system engineering GB 50526 – 2010 was issued and implemented in 2010. This code is the first national standard in the field of public address (PA) in China, also the firstview