EFC file extension - Technics Sx KN 6000 keyboard effect memory data
What is efc file? How to open efc files?
File type specification:
The efc file extension is used by Panasonic Technic series Sx KN 6000 keyboards for files that contain effect memory data. Most likely no longer used audio format without support from Technics.
This efc 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.