Hi-Fi in GM automobiles: Today and tomorrow

General Wotors' contributions to advancing high-fidelity music systems in today's cars and future trends in this area are outlined. hjor improvements in sound reception have been made through flexible tone control, noise and disturbance reduction, and higher qual.ity power amplification. Proper selection, location, position, and baffling of speakers are all vital to highest quality reception. Advanced techniques for optimizing installation are discussed.