Primarily noted as a manufacturer of high efficiency audio loudspeaker components and complete speaker systems for the commercial sound reinforcement and recording studio markets.
He came up with the idea for a new form of audio loudspeaker, one that would greatly reduce distortion by replacing the nonlinear mechanical spring with a linear air cushion.
Regardless of marketing claims, skin effect has an inaudible and therefore negligible effect in typical inexpensive cables for loudspeaker or other audio signals.