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SPH File Extension

SPH file extension is created by NIST, also known as NIST SPHERE Audio File. SPH has been classified as Audio Files. This File type categories under Zip, Text, Binary and XML, however, the format of this file format has not been determined yet. You can open SPH files in SoX program.

NIST SPHERE Audio File Type

NIST SPHERE Audio File Type
Extension .sph
Developer NIST
Popularity 5.0 (42 Votes)
Mime Type text/x-asm
Default Program SoX
Category Audio Files
Format Binary
Updated 4/1/2024

What is a SPH File Type?

The SPHERE waveform uses a linear PCM of 16-bits and a sample rate of 16 KHz. They have a readable 1024 bytes-human head that uses ASCII text formatting.

SPH files can be converted to the .WAV format at the help of a utility called sph _ convert or sox.


Free online SPH Tools & Apps

We have also the free online .SPH (NIST SPHERE Audio File) file extension apps that can allow to view, edit, convert from to SPH, merge, split and compare the SPH files without installing anything on your system. Please click on the links to explore the complete list of details for each required feature.


SPH Files Common Issues

There are few common issues with the NIST SPHERE Audio File .SPH File Extensions while opening the .SPH files on Windows and MacOs, we have solution to those issues such as:

Can't Open SPH Files?

  1. You must have supported software programs installed for NIST SPHERE Audio File on your system such as SoX.
  2. Associate default Sox SoX program for *.sph (NIST SPHERE Audio File) files.

    Associate SPH Default Program on Windows
    1. Right-click a *.SPH (e.g example.sph) file and click Open With.
    2. In the Open with dialog box, click Sox SoX program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .sph files.

    Associate SPH Default Program on MacOs
    1. Click *.SPH (e.g example.sph) file and click information -> Open With.
    2. In the programs list, click Sox SoX program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .SoX extension. By clicking Continue you confirm your selection", click Contine to apply changes.

All Platform Software Programs for SPH File Extension

List of all softwares that can open the SPH files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open SPH File on Windows

Software License Developer
SoX image. SoX 14 for Windows Open Source SoX

MacOs logo image - FileProInfo.comOpen SPH File on Mac OS

Software License Developer
SoX image. SoX 14 for MacOs Open Source SoX

Linux logo image - FileProInfo.comOpen SPH file on Linux

Software License Developer
SoX image. SoX 14 for Linux Open Source SoX

Website logo image - FileProInfo.comOpen SPH file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen SPH file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen SPH file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

SPH file extension icon image.About SPH - NIST SPHERE Audio File

FileProInfo is to help you understand about the NIST SPHERE Audio File with *.SPH suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for SPH. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for SPH, please let us know.

Updated 4/1/2024

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