HE400i Reference
For the HiFiMAN HE400i · Reference · AutoEq via OPRA
Neutral
Response curve10 bands · ±9 dB
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Measurement-derived reference tuning for the HiFiMAN HE400i. Profile by AutoEQ, measured by Rtings, and distributed through OPRA under CC BY-SA 4.0.
AutoEq via OPRA
Reference source- Profile
- AutoEQ
- Measured by
- Rtings
- Target
- AutoEq default over-ear target
Converted to Spectra filter names; frequency, gain, and Q values are unchanged. The source preamp is replaced by Spectra automatic headroom after response verification.
Parametric bands10 active
| Type | Freq | Gain | Q |
|---|---|---|---|
| Low Shelf | 105 Hz | +5.8 | — |
| Peak | 2.0 kHz | +3.5 | 1.92 |
| Peak | 7.1 kHz | -5.0 | 1.45 |
| Peak | 5.2 kHz | +3.8 | 2.18 |
| Peak | 2.9 kHz | -2.7 | 3.69 |
| High Shelf | 10 kHz | -3.7 | — |
| Peak | 96 Hz | -0.5 | 1.44 |
| Peak | 9.0 kHz | +1.4 | 2.38 |
| Peak | 492 Hz | +1.6 | 4.22 |
| Peak | 242 Hz | -0.4 | 1.61 |
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