Online VQF to CVSD, you can put the VQF to CVSD format on your computer, tablet or mobile phone without downloading any software!
Step 1
Upload VQF file
Select files from your computer, Google Drive, Dropbox, URL or by dragging them on the page.
Step 2
Select 'CVSD'
Select output CVSD or any other format as the conversion result (click the Convert button)
Step 3
Download your VQF file
After the conversion you can download your CVSD file and upload it to Google Drive, Dropbox.
vqf : TwinVQ
Audio format developed by the Nippon Telegraph and Telephone Corporation (NNT Labs); uses transform-domain weighted interleaved vector quantization to compress audio data; can be encoded in 80, 96, 112, 128, 160, and 192 kbps bitrates.
Continuously Variable Slope Delta modulation is a voice coding method. It is a delta modulation with variable step size (adaptive delta modulation), first proposed by Greefkes and Riemens in 1970