Source note · Choppy and robotic audio on calls
Opus defines optional in-band redundancy (LBRR frames) that, when present, carry an encoded representation of the signal immediately before the current frame, allowing recovery from a lost packet.
Checked 2026-09-25
The LBRR frames, if present, contain an encoded representation of the signal immediately prior to the current Opus frame
- Vendor
- IETF
- Product
- Opus codec
- Subsystem
- forward error correction
- Deployment
- any
- Region
- not restricted
- Release range
- RFC 6716 as updated by RFC 8251
- Checked
- 2026-09-25
Sources
- RFC 6716: Definition of the Opus Audio Codec — IETF / RFC Editor · tier 1 standards and regulators · Section 4.2.5 'LBRR Frames'
Cite this note
APA
WarmTransfer. (2026, September 25). Choppy and robotic audio on calls: source note choppy-audio-troubleshooting-opus-lbrr-fec. WarmTransfer. https://warmtransfer.net/knowledge/claims/choppy-audio-troubleshooting-opus-lbrr-fec
BibTeX
@misc{warmtransfer-claim-choppy-audio-troubleshooting-opus-lbrr-fec,
title = {Choppy and robotic audio on calls: source note choppy-audio-troubleshooting-opus-lbrr-fec},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/choppy-audio-troubleshooting-opus-lbrr-fec},
note = {Source note choppy-audio-troubleshooting-opus-lbrr-fec, checked 2026-09-25}
}