Atrium / Headphone EQ / Astrotec
Astrotec EQ settings
Parametric EQ corrections for 7 Astrotec 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 Astrotec house sound, by the numbers
Across the 7 measured models, the most common tuning is dark (5 of 7, 71 percent). Next most common: near-neutral (1), mid-forward (1).
The model that needs the least correction is the AM90, with no band more than 4.2 dB from neutral. The one that needs the most is the AX7, off by up to 6.0 dB before EQ.