MDR-CD900ST Reference
For the Sony MDR-CD900ST · Reference · AutoEq via OPRA
Neutral
Response curve10 bands · ±9 dB
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Measurement-derived reference tuning for the Sony MDR-CD900ST. Profile by AutoEQ, measured by crinacle, and distributed through OPRA under CC BY-SA 4.0.
AutoEq via OPRA
Reference source- Profile
- AutoEQ
- Measured by
- crinacle
- 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 | +6.4 | — |
| Peak | 80 Hz | -4.7 | 0.72 |
| Peak | 4.3 kHz | -8.9 | 2.27 |
| Peak | 6.8 kHz | +5.5 | 0.64 |
| Peak | 32 Hz | +1.2 | 3.22 |
| High Shelf | 10 kHz | +5.1 | — |
| Peak | 647 Hz | -1.0 | 1.22 |
| Peak | 7.6 kHz | -3.2 | 3.54 |
| Peak | 267 Hz | +1.6 | 3.35 |
| Peak | 6.0 kHz | +2.3 | 5.87 |
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