Convert sd to cvu

Download and install the latest version of Filestar.
Right click on one or more Sd file(s) on your desktop and select Convert with Filestar.
Type convert to cvu in the search box.
Press Convert.

Or let an AI agent do it: filestarcli -i file.sd -c "convert to cvu" (how).

Let your AI agent convert SD to CVU

Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine.

Install Filestar and add it to your agents:

npm install -g filestar
filestarcli agent install

Or add it in one click:

Claude Code:

claude mcp add filestar -- npx -y [email protected] mcp

Then ask your agent:

“Convert the SD files in my Downloads folder to CVU”

Or run it yourself:

filestarcli -i file.sd -c "convert to cvu"

Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.

Can my AI agent convert SD to CVU?

Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.sd -c "convert to cvu" on your computer, so your files stay on it.

Using Filestar With AI Agents · Download SKILL.md

What is the difference between .sd and .cvu?

Name: NIST SPHERE Audio File; CVSD Unfiltered Audio
Extension: .sd; .cvu
Format: Binary; Binary
Category: Audio; Audio
Developer: NIST; Creative Labs
Description: Waveform audio file in the NIST SPHERE format saved with the .sd extension, as NIST speech tools and speech-corpus distributions often name them; contains a recording used in speech recognition research.; CVU file is a CVSD Unfiltered Audio. Continuously Variable Slope Delta modulation (unfiltered) is an alternative handler for CVSD that is unfiltered but can be used with any bit-rate.
MIME Type: audio/x-nist-sph; audio/x-cvsd
Sample: sample.sd; sample.cvu
Wikipedia: .cvu on Wikipedia

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