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National Standard GB50526August 22, 2018Technical Code for Public Address System Engineering (National Standard GB50526), mainly drafted and translated by DSPPA is officially published today! This Standard is the first national standard in...view
Background Music of Pa Speaker SystemJune 30, 2019Pa speaker system covers a wide range of areas, from shopping malls, schools, hotels, stations, wharves, squares to venues, theatres, gymnasiums and so on, all of which are closely related.1.1In civil...view
TEMCA Forum & Exhibition 2018 in Pattaya, ThailandAugust 23, 2018TEMCA Forum & Exhibition 2018 in Pattaya, ThailandWith the help of our distributor in Thailand, DSPPA participated in this local exhibition. DSPPA products covered nearly half of the booth. The EN...view
Technical Requirements for the Installation of Speakers in Pa Speaker SystemJuly 3, 20191. How to calculate the effective coverage area of the sound field?The layout design of loudspeaker should be overall considerable, which is based on the shape of the service area, space height, ambie...view
DSPPA, Happy Birthday!August 10, 2018DSPPA, Happy Birthday!Yesterday, August 8th, is the 30-year-old birthday of DSPPA. The 30th anniversary celebration and fifth Thanksgiving Day of DSPPA was held in DSPPA headquarter. More than 800 emp...view
Composition of Pa Speaker SystemJuly 6, 2019No matter what kind of broadcasting audio system, it can be basically divided into four parts: source component equipment, signal amplification and processing equipment, transmission lines, and speake...view
18th Asian Games, we are ready!August 9, 201818th Asian Games, we are ready!Guangzhou DSPPA Audio Co. Ltd.Since 1988, 30-year’s dedication to audio and video technologyIn 2018, we became the official support partner and exclusive public address...view
Configuration Solution of Public Address Amplifier and Speaker (I)July 9, 2019In the field of professional sound reinforcement, the configuration of audio equipment is very careful, among which the configuration of the power amplifier and the speaker is the most important. Alth...view
DSPPA became the Official Support Partner of the 18th Asian GamesJuly 3, 2018On the 30th birthday of DSPPA, we become the Official Support Partner and the exclusive Public Address and Intelligent Conference System of the 18th Asian Games in Indonesia. This is another big proje...view
Configuration Solution of Public Address Amplifier and Speaker (II)July 12, 2019As we all know, after the auditorium acoustical design, it is necessary to determine the power of the speaker according to a series of calculations, and then the power of the amplifier is determined b...view