Files with tc1 file extension can be found as data files that contain Harmonic Location Constants data.
TC1 file extension - Harmonic Location Constants data
What is tc1 file? How to open tc1 files?
File type specification:
The tc1 file extension is uses for a special data file that contains Harmonic Location Constants. Probably some sort of scientific data format.
Most likely some old format without support. No further information could be found.
This tc1 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.