Loudspeaker Spider Linearity
Loudspeaker voice coil suspensions (referred to as spiders) are traditionally made of phenolic resin impregnated textiles. The spider's function is to maintain voice coil centering in the magnetic gap, while at the same time allowing axial motion of the voice coil. Several types of spiders were compared with differing geometry and materials, with the goal of developing a spider with potentially long-linear excursion.:
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