- Extension
- .ra
- .cvsd
- Format
- Binary
- Binary
- Category
- Audio
- Audio
- Developer
- RealNetworks
- Adaptive Digital Technologies
- Description
- RealPlayer created RA for audio streaming. It makes use of various audio codecs from those that deliver high-fidelity sounds to those that record low bitrate audio data. Radio stations mainly used it for online streaming, but current formats have overthrown it.
- Continuously Variable Slope Delta Modulation Audio is a headerless format used to compress speech audio for applications such as voice mail.
- MIME Type
- audio/vnd.rn-realaudio
- audio/x-cvsd
