PCM mu-law (PCM mu-law Audio Codec)
PCM codec with mu-law companding, the North American digital telephony standard (G.711). Widely used in telephone networks and VoIP systems across North America and Japan.
Yes, we support PCM mu-law!
Technical Specifications
Advantages
- Broad compatibility with players and legacy systems
- Directly accepted without conversion
- Accurate automatic transcription via AssemblyAI
Disadvantages
- Lossy compression — not ideal for final production masters
- Requires compatible container (.mov, .mkv, or .avi depending on the codec)
Use Cases
How It Works
Upload your file
Upload your PCM mu-law file via browser or drag and drop.
Automatic transcription
Our AI transcribes the audio with high accuracy in minutes.
Download the result
Download the transcription as text, SRT, VTT or other formats.
Yes, we support PCM mu-law!
PCM codec with mu-law companding, the North American digital telephony standard (G.711). Widely used in telephone networks and VoIP systems across North America and Japan.
Frequently Asked Questions
Does VoxScriber support PCM mu-law files?
Yes! VoxScriber fully supports PCM mu-law files. Simply upload your file and our AI will automatically transcribe it with high accuracy.
What is the audio quality of PCM mu-law?
PCM mu-law offers Good audio quality with Lossy compression. This makes it suitable for most transcription use cases — our AssemblyAI engine extracts audio accurately regardless of compression level.
How do I transcribe a PCM mu-law file to text?
Go to VoxScriber, upload your PCM mu-law file (up to 5 GB / 10 hours), select the language and click transcribe. Your result will be ready in minutes as text, SRT or VTT.