Determining Optimal Audio Encoders for Internet Radio Broadcasting

Author: Arda Akgül
RadioTEDU Broadcast Manager

Summary

The paper examines the technical foundations of internet radio, focusing on how audio encoding affects bandwidth use, listener experience, and device compatibility. It compares MP3, AAC/AAC+, Opus, Ogg Vorbis, and FLAC across genres and network conditions. The paper finds AAC+ particularly effective for low-bitrate classical streams, while Opus performs well in adaptive environments and talk formats. It recommends selecting codecs according to content type and audience needs.