There are two types of audio and layered. In a combination of audio, its circuits (including electric singers) are in a shell
The development history of audio technology can be divided into five stages: vacuum triode, electronic tube, crystal tube, in
There are many types of conventional speakers on the market. A horn, also called a speaker, is a transducer that converts ele
[Definition of frequency range and frequency response]The frequency range refers to the range between the minimum effective r
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