Quadio EQ?
The Doobie Brothers Quadios have an upper midrange cut and a treble boost, I don't have the tools to check the new 2023 Quadios, has anyone checked the frequency spectrum to see if it looks like there's a similar cut & boost on some/all of them?
Kirk Bayne
The Doobie Brothers Quadios have an upper midrange cut and a treble boost, I don't have the tools to check the new 2023 Quadios, has anyone checked the frequency spectrum to see if it looks like there's a similar cut & boost on some/all of them?
Kirk Bayne