This post focuses on a technique for the tricky task of recording guitar and vocals at the same time.
One of the classic tricky engineering situations is recording guitar and vocals at the same time. Generally they bleed into each other and effects that make the guitar sound good make the vocals sound horrible and vice-versa. There are a number of things that can be done to isolate the two, including using a DI for the guitar, but I’ve found that there is only one really good mic arrangement that gets the job done.

