Martin Audio Limited

Matthew Spandl

Jason D Baird

Philip J Anthony

A coaxial loudspeaker apparatus () comprising a first unit () being arranged to propagate sound in a first frequency range; a second unit comprising a first waveguide () arranged to propagate sound in a second frequency range that is higher than the first frequency range, and a second waveguide () arranged to move, during operation, relative to the first waveguide (); wherein the second waveguide () extends substantially in prolongation of the first waveguide (). The invention also extends to a loudspeaker () incorporating the coaxial loudspeaker apparatus ().

Growing community of inventors

Wheatley, United Kingdom

Matthew Spandl