The damping characteristic characterizes the damping effect of the internal resistance of the output stage of the power ampli
1、 Electromagnetic interferenceElectromagnetic interference can be divided into power transformer interference and stray elec
1. The sound is very unclear, and the specific content cannot be heard clearly: this kind of fault is generally caused by the
The lighting and sound configuration of a stage can be said to be the soul of the whole stage. Without these equipment, a bea
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