.DSP File Extension
File Type 1Dynamic Studio Professional Module
What is a DSP file?
Older type of tracker module used by the Dynamic Studio digital audio tracking program.
File Type 2Visual C++ 6 Project
.DSP File Association 2
Project file created by Visual C++ 6, a software development application; contains project settings and references to source code and asset files; used for saving the development of a Visual C++ software program.
NOTE: Visual C++ is now included with Microsoft Visual Studio.