File Extension AC7

Writer:   |   Edited: November 26, 2018

Microsoft Silver

AC7 File Summary

Most AC7 files can be viewed with two known software applications, typically Spice developed by National Instruments. It's main file type association is the SPICE AC/Frequency Domain Output File format, but also includes one other rarely-seen file types. The AC7 File Extension are listed predominantly as Data Files, while in other circumstances they can be Audio Files.

Both desktop and mobile devices enable you to view and (sometimes) edit these files, depending on the software used. These files have a Popularity Rating of "Low", meaning they are not very commonly observed on your average hard disk.

If you would like to learn more about AC7 files and the software that opens them, please see the additional detailed information below. Also, you can learn how to do some basic AC7 file troubleshooting if you are having trouble opening these files.

Low
File Type Popularity
4235
Ranking

/ 11690

Active

File Status

26

November

2018

Edited

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Varieties of AC7 Files

  2 known file types use this extension

Dominant AC7 File Type

.AC7
File Ext:.ac7
Classification:SPICE AC/Frequency Domain Output File

The file extension AC7 is linked to Simulation Program with Integrated Circuit Emphasis (SPICE). This is a modeling software utilized by engineers in the mathematical prediction of electronics circuits behavior. The AC7 files contain AC/frequency domain output.

Developer: National Instruments
Function:Data Files
Entry: HKEY_CLASSES_ROOT\.ac7

Software Programs That Open The SPICE AC/Frequency Domain Output File:


Spice by National Instruments

Windows

More AC7 Files

.AC7
File Ext:.ac7
Classification:Casio Electronic Keyboard Rhythm Data

AC7 file suffix is also related to electronic keyboards designed by a Japanese company known as CASIO. The AC7 files store some of the audio data from CASIO electronic keyboards.

Developer: Casio Computer Co., Ltd.
Function:Audio Files

Software Programs That Open Casio Electronic Keyboard Rhythm Data Files:


Unknown Software by Unknown Developer

Compatible with:

Windows

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AC7 Requests


Leading Device Types

Desktop (84.34%)
Mobile (14.29%)
Tablet (1.37%)


Troubleshoot AC7 Files


Troubles Opening AC7 Files

Spice is Not Installed

When trying to open your AC7 file, you get the error "Can't Open AC7 File Type". Customarily, this means that Spice is not installed on %%os%%. You won't be able to double-click to open your AC7 because your OS doesn't know what to do with it.


Tip: If you have another software that you know opens AC7 files, you can select it by hitting the "Show Apps" button.


Outdated Spice

In some cases, you might have a newer (or older) version of a SPICE AC/Frequency Domain Output File file that is unsupported by your installed application version. If you've got the wrong version of Spice installed, you'll need to install the correct version. This problem is predominately due to having a SPICE AC/Frequency Domain Output File file version that was created by a newer version of Spice than what you have installed on your PC.


Tip: You can sometimes get hints about the right program version by right-clicking on the AC7 file, selecting "Properties", and looking at the version information.


Conclusion: The majority of AC7 file opening issues are due to not having the correct Spice version installed.


More Causes of Problems Opening AC7s

In the majority of cases, installing the right version of Spice will resolve your issue. If you are still having problems opening AC7 files, there may be other issues that are preventing you from opening these files. Issues that aren't software-related:

  • AC7 file references in the Windows Registry are broken
  • Unintentional removal of the description of the AC7 file inside the Windows Registry
  • Defective install of a AC7 program, such as Spice
  • Something has caused file corruption of your AC7
  • Your AC7 is infected with malware
  • AC7-related hardware has device drivers that obsolete
  • Insufficient system resources to successfully open SPICE AC/Frequency Domain Output File files

Quiz: Which of the following is not a MIME type?









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