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ADPCM to G.711 - Online Audio Converter
Convert ADPCM to G.711 online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert ADPCM to G.711
Drop ADPCM audio here or click to select
ADPCM, WAV
G.711 (G.711 a-law)
About ADPCM to G.711
Convert ADPCM to G.711. ADPCM predicts samples to quarter voice-band bitrates. G.711 is the 64 kbps PCM law behind landline telephony. A-law and mu-law differ by region; pick the matching one..
Why convert ADPCM to G.711?
- Smaller files with G.711 lossy compression.
- Keep quality where supported.
- Private, no upload - runs in your browser.
ADPCM vs G.711
| Codec | ADPCM | G.711 a-law |
|---|---|---|
| Compression | lossy | lossy |
| Sample behavior | Quality set by bitrate | Quality set by bitrate |
| Typical use | ADPCM predicts samples to quarter voice-band bitrates. | G.711 is the 64 kbps PCM law behind landline telephony. |
When not to convert ADPCM to G.711
- Skip G.711 for archival masters: lossy compression discards detail, so keep the ADPCM original.
- Keep a master copy: repeated exports stack small losses, so archive ADPCM before batch G.711 shares.
Limits
Starting point: ADPCM - ADPCM predicts samples to quarter voice-band bitrates. Variants differ by vendor, so confirm the flavor before converting. A-law and mu-law differ by region; pick the matching one. Encode G.711 (G.711 a-law) from ADPCM at 256k for music or 128k for speech, starting from the master.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.
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FAQ
How do I convert ADPCM to G.711?
Drop your ADPCM file onto this page, choose quality and codec settings, then click Convert. The result downloads as G.711 instantly. All processing runs in your browser.
What codec is used for G.711?
The default codec for G.711 is G.711 a-law. You can change audio parameters in Advanced mode.
How do you store my files?
We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.