It’s a good question because my understanding was the reverse. I think the only purpose of a / in BIAB Is to specify the bass. We have no control, to my knowledge, over the inversion played. It would be nice if PG Music could comment.


BIAB 2026 Win Audiophile. Software: Fender Studio One 8, Swam horns, Acoustica-7, Notion 6, Song Master Pro, Win 11 Home. Hardware: Intel i9, 32 Gb; Fender Quantom HD8 & Faderport 8, Royer 121, Adam Sub8 & Neumann 120 monitors.