High Performance Audio Power Amplifiers

Foreword

Ben Duncan is one of those rare individuals whose love and enthusiasm for a subject transcends all the usual limits on perception and progress. In fact, without the few people of true independent spirit, progress in the world would be swamped by the xylocaine of vested interest, narrow attitude and corporate monoculture.

Amongst my early experiences of Ben Duncan’s thinking, many years ago, were his contention that electronic components have qualitative audio properties and his recommendation that we listen to the sound of capacitors of various dielectrics. The outcome was the exclusive use of polypropylene capacitors in all Turbosound’s passive hi-pass networks. This is not only illustrative of the depth to which the man goes, but ...