Embodiments of the present invention provide an electrical machine comprising a first moveable element having a first plurality of permanent magnets associated therewith, a winding arranged generally adjacent to the first moveable element, wherein the winding is arranged to interact magnetically with a magnetic field of the permanent magnets associated with the first moveable element; a second plurality of permanent magnets; a second moveable element arranged adjacent to the first moveable element and having a plurality of a plurality of pole-pieces associated therewith, wherein the pole pieces are arranged to modulate the fields of the first and second pluralities of permanent magnets to enable magnetic coupling there-between, such that the first and second moveable elements move in a magnetically geared manner.
