.RSF File Extension


Developer The LEGO Group
3.9  |  32 Votes

What is an RSF file?

An RSF file is a sound file saved in the EV3 Robot Sound Format (RSF) created by LEGO MINDSTORMS EV3, software for developing LEGO robots. It stores audio data in a proprietary format recorded by the Sound Editor tool in the LEGO MINDSTORMS EV3 application.

More Information

To create an RSF file with the Sound Editor tool in LEGO MINDSTORMS EV3:

  1. Select Tools → Sound Editor.
  2. Record the audio.
  3. Click Save, name the recording, and click Ok.

After saving the sound, the software creates an RSF to store it in an .EV3 project. To view your RSF file(s) in a project, go to your project, click the wrench icon, and select the "Sounds" tab.

To export an RSF file from a project and share it with other users:

  1. Click the wrench icon in the upper left of the Project screen in the application.
  2. Select your RSF file under the "Sounds" tab.
  3. Click Export at the bottom of the window, name your file, choose the save location, and click Save.

How to open an RSF file

You can open RSF files with the LEGO MINDSTORMS EV3 (the Home and Education versions) in Windows or macOS. However, you cannot double-click an RSF file to open it, you must import it.

To import an RSF file:

  1. Cick the wrench icon in the top-left of the Project screen in the application.
  2. Select the "Sounds" tab and click Import in the bottom of the window.
  3. Navigate to the RSF file, select it, and click Open.
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Programs that open RSF files

Recovery State File

Developer EaseUS
3.3  |  27 Votes

File created by Data Recovery Wizard, a program that helps users recover lost data from their computer, storage device, and server; contains recovery scan results for user-specified file types and locations.

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The purpose of the RSF file is to provide a way for you to export your scan results so you can continue your file recovery at a later time. When you wish to resume your file recovery process, you can import the file. The RSF file is especially helpful when performing lengthy deep scans that you do not want to repeat.

Programs that open RSF files

Riky's Soft Document

Developer Riky's Soft
2.5  |  13 Votes

Document format used by Riky's Soft Bangun Datar & Ruang, a home-based educational program used for teaching mathematical calculations; used as the save format for information entered in the program.

More Information

NOTE: The Bangun Datar & Ruang user interface is localized in Indonesian. Bangun Datar & Ruang stands for "Build Flat & Space."

Programs that open RSF files

Riky's Soft Bangun Datar & Ruang

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