Guangzhou DSPPA Audio Co., Ltd.
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  • The Point of Using Wall Mount Stereo SpeakersThe Point of Using Wall Mount Stereo SpeakersOctober 8, 2018The usual recording is mono. For example, a recording of a concert, from all aspects of the stage at the same time from different instruments, is received by a microphone (or is received by several mi...view
  • The Property of Activce Column SpeakerThe Property of Activce Column SpeakerOctober 5, 2018The so-called active column speaker is usually arranged in an array of more than two loudspeakers, producing a planar sound field. In a certain listening range, the sound attenuation is much lower tha...view
  • Classification of Active Column SpeakerClassification of Active Column SpeakerOctober 2, 2018There are two types of active column speaker according to whether they have their own power amplifier. It can be divided into professional, home cinema and multimedia by use. Specialty can be divided ...view
  • Classification of PA System SchoolClassification of PA System SchoolSeptember 29, 2018PA system school is a kind of low-power FM broadcasting. Many colleges and universities, middle schools and even primary schools have adopted campus FM broadcasting to broadcast English programs or ot...view
  • The Advantages of Small Digital AmplifierThe Advantages of Small Digital AmplifierSeptember 26, 2018In the field of audio, people have been holding the position of class A amplifier. Class A power amplifier is considered to be the freshest and most transparent, with high fidelity. However, the low e...view
  • The Introduction of Small Digital AmplifierThe Introduction of Small Digital AmplifierSeptember 23, 2018The small digital amplifier is a kind of amplifier with the characteristics of low distortion, low noise, and large dynamic range. It is incomparable with a traditional power amplifier in terms of the...view
  • The Development Trend of Small Digital AmplifierThe Development Trend of Small Digital AmplifierSeptember 20, 2018When the small digital amplifier technology is used to produce the whole machine, the volume control scheme will become the dividing line of the machine class. The simple scheme, like the traditional ...view
  • Present Situation of Wireless PA SystemsPresent Situation of Wireless PA SystemsSeptember 17, 2018Wireless pa system for sale is a kind of device that transmits broadcast by means of wireless transmission. It has advantages such as no vertical pole stringing, wide coverage, unlimited capacity expa...view
  • Tel:+86 020 37166520
  • Email:export@dsppa.com
  • Address:No.1 Xiahe Rd, Jianggao Town, Baiyun District, Guangzhou, Guangdong, China