Factory Hot Sale Accessories New Horn cover for mercedes vito v250 v260 w447 vclass

Product description

The function of the dust cover is to prevent dust particles from falling into the voice coil, which will affect the normal operation of the voice coil and the speaker unit. Using the dust cover can prolong the life of the speaker to a certain extent.

About the dust cap of the speaker (horn) The dust cap (Dust Cap) of the speaker (horn) is also called a hat and a dust cover.

The main function of the dust cap is to prevent dust and other sundries from entering the magnetic gap from the front of the vibrating plate and cause abnormal sound. However, since paper, Mylar, PEI and metal film all have a reinforcing effect on the vibrating plate, and there is also sound radiation from the dust cover, their size and shape have an impact on the cycle number characteristics, and the color of the dust cover is also varied. There are many kinds, and the design needs to be selected according to the customer's requirements or the matching of the appearance. The plastic film or metal film dust cover has a certain degree of elasticity, and its thickness will affect the sound. Generally, high-power loudspeakers with strong vibration, The thickness of the dust cover should be correspondingly thicker to prevent resonance, and the durability temperature should be high. When it is too thin, the high temperature of the Power test will make the dust cover flat.