TAK to SLN Converter
Encode TAK audio as raw SLN telephony format online
PBX Ready
SLN is the native format for Asterisk PBX — converting from lossless TAK produces crystal-clear telephony prompts.
Sample Rate Control
Set the exact SLN sample rate your PBX needs — 8 kHz narrowband or 16 kHz wideband from lossless TAK source.
Secure Handling
Uploaded TAK files are erased immediately. SLN telephony audio is purged from servers within 24 hours.
How to convert TAK to SLN
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose sln or any other format you need as a result (more than 200 formats supported)
Let the file convert and you can download your sln file right afterwards
About formats
Frequently Asked Questions
SLN (Signed Linear) is raw PCM audio without headers — the native audio format for Asterisk PBX telephony servers.
Asterisk PBX systems use SLN for prompts, hold music, and IVR audio. Converting from lossless TAK gives you clean telephony audio.
Asterisk PBX, FreeSWITCH, and other open-source telephony platforms use SLN as their internal audio format.
Asterisk standard is 8 kHz for narrowband or 16 kHz for wideband. Check your PBX configuration for the correct rate.
TAK uploads are deleted immediately. SLN outputs are removed from servers within 24 hours.