the fender noiseless series is a line of electric guitar pickups made by the fender musical instruments corporation. introduced in 1998, they feature a stacked-coil design. a single-coil stack consists of two single-coil pickups stacked on top of each other, compacted to fit into the size of a regular single-coil pickup. this is to be contrasted with a humbucking pickup, which is two single-coils wound side by side.