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WAV at a glance
WAV
WAV grew out of the RIFF multimedia framework created by Microsoft and IBM, which is why it still feels close to desktop and production-tool audio interchange rather than a streaming-first delivery format.
SLN at a glance
SLN
Telephony systems often value simple, predictable raw media assets over consumer-facing container polish, which is why formats like SLN remain operationally relevant long after their user-facing visibility disappears.
Format comparison
| Feature | WAV | SLN |
|---|---|---|
| File type | Not available | Not available |
| Extensions |
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| MIME type |
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| Compression / quality | Not available | Not available |
| File size characteristics | Not available | Not available |
| Compatibility | Not available | Not available |
| Editability | Not available | Not available |
| Created year | Not available | Not available |
| Inventor | Not available | Not available |
| Status | Not available | Not available |
| Primary use cases |
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| Common software |
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| Archival suitability | Not available | Not available |
| Metadata handling | Not available | Not available |
| Delivery profile | Not available | Not available |
| Workflow fit | Not available | Not available |
| Multitrack support | Not available | Not available |
| HDR support | Not available | Not available |
| Streaming ready | Not available | Not available |
When to use each format
When to use WAV
- capture ingest
- editing and mastering
- streaming or playback delivery
- Extremely broad compatibility across tools and operating systems.
When to use SLN
- capture ingest
- editing and mastering
- streaming or playback delivery
- Simple raw representation aligned with telephony workflows.
FAQs
Why convert WAV to SLN?
Choose SLN as target when preparing prompts, voicemail assets, on-hold audio, or other sound files for Asterisk-style telephony systems that expect raw signed-linear input.
What changes when converting WAV to SLN?
Convert to SLN when preparing prompts, voicemail assets, on-hold audio, or other sound files for Asterisk-style telephony systems that expect raw signed-linear input. It is the right target when PBX compatibility and predictable call-audio handling matter more than metadata or ordinary media-player support.
What should I review after converting WAV to SLN?
After conversion, review these destination checks: Open converted output in Asterisk and verify behavior on real samples; Compare output against the expected depends quality profile; Not a general-purpose consumer exchange format.
How can I keep quality stable in WAV to SLN conversion?
Run representative samples, keep settings deterministic, and monitor these risks: Requires workflow context to interpret sample-rate-specific extensions correctly; Not a general-purpose consumer exchange format; Validate destination compatibility before large-batch conversion.