
1) Audio codec 2) Early Internet radio format
Found on
https://www.crosswordclues.com/clue/realaudio

a program for playing audio over the Internet the system is implemented as a client/server architecture - the RealAudio server incorporates an encoder which compresses sound into Realaudio files - the client side is a web browser plug-in or add-on (Internet Explorer and Netscape Navigator have built-in support for RealAudio) which allows the stream...
Found on
http://www.archivemag.co.uk/
No exact match found.