Files with ca3 file extension can be found as audio files created using Casio WK-1800 Keyboard.
There is one other file type using
the CA3 file extension!
.ca3 - CrackArt picture image
CA3 file extension - Casio WK-1800 Keyboard audio data
What is ca3 file? How to open ca3 files?
File type specification:
The ca3 file extension is mainly related to an audio output format recorded using the Casio WK-1800 Keyboard.
It was a type of 76-key portable keyboard with Floppy Disk Drive for song play and storage released around 2003.
These ca3 files contain data produced with the use of "save all" command.
This ca3 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.