Basic knowledge of electric vehicle motors

Electric vehicle motor status The electronic control system is the brain of the electric vehicle, which directs the operation of the electronic components of the electric vehicle. The in-vehicle energy system is the core technology in the electronic control system. It is a li

Tweeter technology

Tweeter technology Most current speakers are electric speakers, and the upper limit frequency is difficult to reach 20KHZ. Let's take a look at the force of the electric speaker. The force of the voice coil to push the paper tray is F. F can be decomposed into longitudina