服务销售-Guangzhou junmu audio Co., Ltd

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服务销售-Guangzhou junmu audio Co., Ltd

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current locations ： Service Sales> FAQ

05
2020-12

Reflection and reverberation time in music acoustics

1. Sound absorption of surfaceWhen sound is projected onto a solid obstacle, most of the sound energy will be reflected by the surface of the obstacle; a small part will be absorbed by the obstacle...

2020-12-05

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05
2020-12

The choice of audio power amplifier

Power amplifier usually consists of three parts: preamplifier, driver amplifier and final power amplifier.1. The preamplifier plays a matching role, its input impedance is high (not less than 10k...

2020-12-05

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020-39986173

020-61932636

Fax: 020-39986173

Email: junmu_ audio@163.com

Address: 1st and 2nd floor, Lianfa business center, Yansha Road, Luopu, Panyu, Guangzhou

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