| Brief description |  | 
 | Thanks to this idea, Polk Audio is still operating today as a manufacturer of multiple award-winning, high-performance, high-value audio products.Founded in 1975, the Baltimore-based company has a number of development engineers, designers and technician |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 
 |  | Signal paths have been shortened to the absolute minimum and circuits have been miniaturized so that no overcurrent or noise can occur.In some parts of the mechanism, different materials have been used, which have been carefully selected to improve disk |