Headphone correction · over-ear
OLLO S4R EQ settings for Mac
OLLO S4R is an over-ear headphone. This measured profile applies 10 parametric bands with a -6.2 dB preamp to bring it toward the Harman target. Low end: it leaves it close to neutral; treble: it adds back what the measurement shows is missing. Biggest single move: +9.7 dB at 409 Hz (Peak).
The measured correction
| Filter | Frequency | Q | Gain |
|---|---|---|---|
| Peak | 36 Hz | 4.97 | +3.9 dB |
| Peak | 51 Hz | 2.71 | -1.8 dB |
| Low shelf | 105 Hz | 0.70 | +2.6 dB |
| Peak | 188 Hz | 0.48 | -5.9 dB |
| Peak | 409 Hz | 1.70 | +9.7 dB |
| Peak | 2060 Hz | 2.18 | -3.3 dB |
| Peak | 3178 Hz | 6.00 | +2.9 dB |
| Peak | 3962 Hz | 5.89 | -2.9 dB |
| Peak | 7656 Hz | 3.00 | +4.9 dB |
| High shelf | 10000 Hz | 0.70 | -0.1 dB |
Preamp -6.2 dB · 10 bands · target: Harman · Earwave applies this exactly as listed.
OLLO S4R FAQ
Does Earwave support the OLLO S4R?
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 OLLO S4R 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 OLLO S4R 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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