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Tech Spec Differences Between Sirius and XM (and new ...
https://www.satelliteguys.us/xen/threads/tech-spec-differences-between-sirius-and-xm-and-new-satellite.289222/#:~:text=Sirius%20uses%20a%20less%20efficient%20codec%20called%20ePAC%2C,voice%20channels%2C%20which%20uses%20a%20mere%204%20kbps.
Audio Codecs - Cirrus Logic
https://www.cirrus.com/support/technologies/codecs/
Audio Codecs Audio codec products from Cirrus Logic include stereo codecs and multi-channel codecs for surround sound applications. These products combine audio ADCs and DACs into single ICs designed to provide maximum flexibility, features and performance. Documents Application Notes AN397-Surface Mount Assembly Considerations for WLCSP Devices
What is the sound quality of SiriusXM radio? Is it ... - Quora
https://www.quora.com/What-is-the-sound-quality-of-SiriusXM-radio-Is-it-better-than-standard-radio
Answer (1 of 8): I think this has been mostly answered but indeed XM radio uses an variant of AAC HE (High Efficiency) codec. I’ve done some playing around with the HE codec and the bitrate is probably somewhere between 24–48 kbps depending if the AAC variant is based on v1 or v2 of the HE codec....
Is there any way to make the Sirius Radio sound better ...
https://www.focusfanatics.com/threads/is-there-any-way-to-make-the-sirius-radio-sound-better.289446/
From a source audio feed (direct from the Sirius/XM music database) a 50 Kbps average VBR stream in PAC should be about average to a 128-160 Kbps MP3. Technically, the XM AAC+SBR (Spectral Band Replication) audio codec is more superior. However, the audio quality can change as the broadcasters needs change.
Audio Codecs Explained for Non-Audiophiles | Audioholics
https://www.audioholics.com/audio-technologies/codecs
A Codec is a combination of the words coder/decoder. It is a device or computer program which encodes or decodes a data stream or signal. In the case of audio, it compresses the file for transmission and decompresses the received files upon playback. Codecs play a huge role in audio since they affect your listening experience.
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