CLF1 file format description

Many people share .clf1 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .clf1 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .clf1 files.

1 filename extension(s) found in our database.

.cf1 - Common Loudspeaker Format Type 1 File

The CF1 data files are related to CLF Viewer. The CF1 file is a Common Loudspeaker Format Type 1 File. CLF Type 1 file contains Octave/10 degree data.

CLF Viewer
Data files
- / -
Common Loudspeaker Format Type 1 File related extensions:
Radio Mobile Land Cover Data
Xilinx Peripheral Analyze Order File
Songsheet Generator Songbook
Beyond Compare Settings Package
Xilinx Microprocessor Hardware Specification
Neighbourhood Algorithm Direct Access File

Naturally, other applications may also use the .clf1 file extension. Even harmful programs can create .clf1 files. Be especially cautious with .clf1 files coming from an unknown source!

Can't open a .clf1 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .clf1 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cf1, cl1, clf

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Common Loudspeaker Format Type 1 File
ListPro Data
DesignWorks Library
Source Insight Custom Language Data
Atari ST Paintworks Image
WOW! Diagnostic CF1 Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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If you have useful information about the .clf1 file format, then write to us! >> CLF1 file