realaudio

RealAudio is a proprietary audio format developed by RealNetworks and first released in April 1995. It uses a variety of audio codecs, ranging from low-bitrate formats that can be used over dialup modems, to high-fidelity formats for music.

RealAudio
RealAudio
RealAudio
Get the most from RealAudio
WAVs, MIDIS & RealAudio 使用手册
Structural Modeling of RealAudio traffic
Using RealAudio Multimedia Content in the Philosophy Classroom
Application of the RealAudio package to computerized medical lectures
Narcotics Anonymous History (.MP3, RealAudio and Windows Media formats)
The Application of RealAudio Streaming Media Technology to the Improvement of the Communicative Competence i0n English
Virtual Lectures for Undergraduate Teaching: Delivery Using RealAudio and the WWW
1986 audio interview with McKuen by Don Swaim of CBS Radio, RealAudio at WiredForBooks.org
Delivering lectures on the internet: evaluation of a three year project incorporating realaudio and quicktime technology