How to convert music to 639 hz?

[ryan_4357]

Either with plugins or something else

[Richard M Knight]

Could you give a few more details on what you are trying to do.

[SteveG_AudioMasters_]

Is it a re-run of this? 

[ryan_4357]

I am very sorry for the late response, but this is pretty much what I'm trying to do, and I do not have much knowledge about this topic to do this by myself.