Atrium / Headphone EQ / IMR
IMR EQ settings
Parametric EQ corrections for 7 IMR models, each derived from its measured frequency response. Pick a model for the full filter table, the curve, and how it compares with its siblings.
The IMR house sound, by the numbers
Across the 7 measured models, the most common tuning is bass-heavy (5 of 7, 71 percent). Next most common: bass-light (1), dark (1).
The model that needs the least correction is the Acoustics Zenith (blue), with no band more than 4.1 dB from neutral. The one that needs the most is the Acoustics R1 (blue), off by up to 6.0 dB before EQ.