ER4XR Reference
For the Etymotic ER4XR · Reference · AutoEq via OPRA
Neutral
Response curve10 bands · ±9 dB
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Measurement-derived reference tuning for the Etymotic ER4XR. 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 in-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 | +6.2 | — |
| Peak | 1.2 kHz | -3.1 | 0.19 |
| Peak | 6.3 kHz | +5.1 | 1.06 |
| Peak | 664 Hz | +3.9 | 0.75 |
| Peak | 4.6 kHz | -2.3 | 2.66 |
| High Shelf | 10 kHz | +2.4 | — |
| Peak | 1.3 kHz | -0.5 | 2.83 |
| Peak | 932 Hz | +0.5 | 3.16 |
| Peak | 59 Hz | +0.4 | 2.67 |
| Peak | 125 Hz | -0.2 | 1.56 |
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