All Tools
[ audio bench ]
QCP to DSD (DSF) - Online Audio Converter
Convert QCP to DSD (DSF) online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
Convert QCP to DSD (DSF)
Drop QCP audio here or click to select
QCP
DSD (DSF) (PCM 16-bit)
About QCP to DSD (DSF)
Convert QCP to DSD (DSF). QCP wraps QCELP voice memos from CDMA handsets. DSD (DSF) is the 1-bit Super Audio CD format at 2.8 MHz sampling. Playback needs compatible DACs; convert PCM for portable use..
Why convert QCP to DSD (DSF)?
- Larger files than lossy shares with DSD (DSF) lossless 1-bit quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
QCP vs DSD (DSF)
| Codec | QCP | PCM 16-bit |
|---|---|---|
| Compression | lossy | lossless 1-bit |
| Sample behavior | Quality set by bitrate | Full quality kept |
| Typical use | QCP wraps QCELP voice memos from CDMA handsets. | DSD (DSF) is the 1-bit Super Audio CD format at 2.8 MHz sampling. |
When not to convert QCP to DSD (DSF)
- Skip DSD (DSF) for the smallest share: lossless output stays large, so prefer a lossy target when sending QCP files.
- Keep a master copy: repeated exports stack small losses, so archive QCP before batch DSD (DSF) shares.
Limits
Starting point: QCP - QCP wraps QCELP voice memos from CDMA handsets. Same payload as QCELP under the handset file name. Playback needs compatible DACs; convert PCM for portable use. Encode DSD (DSF) (PCM 16-bit) from QCP 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.
Related conversions
FAQ
How do I convert QCP to DSD (DSF)?
Drop your QCP file onto this page, choose quality and codec settings, then click Convert. The result downloads as DSD (DSF) instantly. All processing runs in your browser.
What codec is used for DSD (DSF)?
The default codec for DSD (DSF) is PCM 16-bit. 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.