This paper emphasizes research-based reasons for adding audio to multimedia presentations. The first section summarizes suggestions from a review of research on the effectiveness of audio media when accompanied by other forms of media; types of research studies (e.g., evaluation, intra-medium, and aptitude treatment interaction studies) are also…

Addresses the concept of adding sound to existing personal computers. Describes hardware and software options and explores uses of computers equipped with sound. Sidebars summarize the development of stereo sound in multimedia products and describe the two major forms of computer sound: Musical Instrument Digital Interface and digital sound waves.…