DVR to WAV Converter

Convert DVR to WAV Online

A .dvr file is usually a Microsoft DVR-MS recording — the recorded-TV format Windows Media Center wrote on Windows XP Media Center Edition, Vista, and Windows 7. This tool pulls the soundtrack out of that recording and decodes it to an uncompressed WAV file you can edit, transcribe, or play in any audio app. Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically a few hours after conversion — no sign-up, no watermark, never shared or made public.

How to Convert DVR to WAV

1. Upload Your DVR File: Drag and drop the recording onto the page or click "+ Add Files". You can queue several .dvr files and convert them with the same settings.
2. Set the Audio Sample Rate: Leave it on "Original" to keep the recording's native rate, or pick a target (for example 44.1 kHz for CD-style audio, 48 kHz for video work).
3. Pick the Audio Channel and Trim (Optional): Choose mono or stereo under "Audio Channel", and use "Trim" to grab just the segment you need instead of the whole show.
4. Convert and Download: Click "Convert" and save the WAV. The output is standard PCM audio that opens in Audacity, Premiere, QuickTime, and Windows Media Player. No sign-up, no watermark.

DVR-MS vs WAV: What Actually Happens

The DVR-MS container wraps MPEG-2 video alongside a lossy audio track — either MPEG-1 Audio Layer II or Dolby Digital AC-3. Converting to WAV decodes that track and rewraps it as uncompressed PCM; it does not rebuild detail the original lossy encode already discarded. WAV's value here is editability and universal playback, not a quality upgrade over the source.

Frequently Asked Questions

Will converting DVR-MS to WAV improve the audio quality?

No. DVR-MS stores audio as lossy MPEG-1 Layer II or AC-3, so any detail dropped during the original recording is already gone. WAV simply decodes that audio to uncompressed PCM — it gives you a clean, editable, universally playable file, not a higher-fidelity one than the source.

Why is my WAV file so much larger than the DVR recording?

WAV stores audio as uncompressed PCM, so it trades file size for zero further loss and instant compatibility. A stereo 44.1 kHz 16-bit WAV runs roughly 10 MB per minute. If size matters, convert the same DVR to a compressed format with DVR to MP3 or DVR to FLAC, or shrink the WAV afterward with the Audio Compressor.

My DVR-MS file won't convert — could it be copy-protected?

Possibly. If a broadcast was flagged as copy-protected, Windows Media Center marks the DVR-MS file so it only plays back on the device that recorded it. DRM-locked recordings can't be decoded by an online converter; only unprotected recordings will extract to WAV.

Is this the same as a security-camera or PVR ".dvr" file?

Not necessarily. The most common .dvr is Microsoft DVR-MS recorded TV, which this tool targets. Some security DVRs and set-top boxes also save proprietary .dvr files with their own codecs; if yours isn't a Windows Media Center recording, the audio stream may not be readable. In our testing, standard DVR-MS recordings from Windows Media Center extract cleanly to WAV.

What sample rate and bit depth should I choose?

Keep "Original" if you just want a faithful copy of the recording's audio. Choose 44.1 kHz for music or CD-style audio and 48 kHz if the audio will sit back in a video timeline. WAV commonly carries 16-bit 44.1 kHz (CD quality) up through 24-bit; note the format caps a single file near 4 GiB because of its 32-bit size field.