Mode cancellation neutralizes modes for the listening system but not the physical room

Evidence

Were the targeted modes eliminated? As for the room, the modes are unaffected, but for the sound playback system, they were neutralized. The benefits were clearly audible in all of the seats in the room. — Toole, Floyd E, Sound reproduction- the acoustics and…, 1585

Categorization

• DEFINE: Draws the important distinction between physical room modes and their coupling to the playback system — a conceptual framing that clarifies what mode cancelling actually accomplishes.