Bart Locanthi - PIONEER HPM-100
Dr. Amar Gopal Bose - BOSE 901
Guy R. Fountain - TANNOY STIRLING
James Bullough Lansing - JBL 4345
John Bowers & Roy Wilkins - B&W NAUTILUS
Paul Wilbur Klipsch - KLIPSCHORN
Preben Jacobsen & Julius Mortensen - JAMO ORIEL