HD 490 Pro Reference
For the Sennheiser HD 490 Pro · Reference · AutoEq via OPRA
Neutral
Response curve10 bands · ±9 dB
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Measurement-derived reference tuning for the Sennheiser HD 490 Pro. 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 | +10.4 | — |
| Peak | 1.9 kHz | +3.9 | 1.49 |
| Peak | 50 Hz | -7.2 | 0.43 |
| Peak | 6.2 kHz | -4.0 | 4.79 |
| Peak | 4.2 kHz | -3.4 | 4.63 |
| High Shelf | 10 kHz | +3.9 | — |
| Peak | 9.1 kHz | -2.0 | 3.85 |
| Peak | 702 Hz | +1.2 | 5.08 |
| Peak | 972 Hz | -0.7 | 5.17 |
| Peak | 7.5 kHz | -0.4 | 3.58 |
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