Headphone correction · in-ear
Grado GT220 EQ settings for Mac
Grado GT220 is an in-ear headphone. This measured profile applies 10 parametric bands with a -3.1 dB preamp to bring it toward the Harman target. Low end: it reins in what the measurement shows is too much; treble: it adds back what the measurement shows is missing. Biggest single move: -6.2 dB at 5159 Hz (Peak).
The measured correction
| Filter | Frequency | Q | Gain |
|---|---|---|---|
| Low shelf | 105 Hz | 0.70 | -1.1 dB |
| Peak | 139 Hz | 0.49 | -2.9 dB |
| Peak | 682 Hz | 0.81 | +3.3 dB |
| Peak | 2405 Hz | 3.11 | -3.7 dB |
| Peak | 2718 Hz | 5.92 | -1.0 dB |
| Peak | 3701 Hz | 3.21 | +2.5 dB |
| Peak | 5159 Hz | 5.06 | -6.2 dB |
| Peak | 6535 Hz | 6.00 | +2.5 dB |
| Peak | 7484 Hz | 2.23 | +1.7 dB |
| High shelf | 10000 Hz | 0.70 | +1.3 dB |
Preamp -3.1 dB · 10 bands · target: Harman · Earwave applies this exactly as listed.
Grado GT220 FAQ
Does Earwave support the Grado GT220?
Yes. It is one of 812 measured models in Earwave's catalog. Pick it once and everything you play inherits the correction until you switch output.
Do I need the Grado GT220 correction to use Earwave?
No. The 31-band EQ, presets, stereo width and room ambience work on any headphones or speakers. Calibration is a bonus for models someone has measured.
Does the Grado GT220 profile cost extra?
No. Headphone correction is part of Earwave rather than an add-on: no account, no extra purchase, no subscription.
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