Headphone correction · over-ear
JBL Duet NC EQ settings for Mac
JBL Duet NC is an over-ear headphone. This measured profile applies 10 parametric bands with a -3.7 dB preamp to bring it toward the Harman target. Low end: it reins in what the measurement shows is too much; treble: it reins in what the measurement shows is too much. Biggest single move: -14.9 dB at 105 Hz (Low shelf).
The measured correction
| Filter | Frequency | Q | Gain |
|---|---|---|---|
| Peak | 48 Hz | 0.37 | +11.4 dB |
| Low shelf | 105 Hz | 0.70 | -14.9 dB |
| Peak | 159 Hz | 0.82 | -6.2 dB |
| Peak | 700 Hz | 0.39 | +5.6 dB |
| Peak | 1218 Hz | 1.26 | -8.6 dB |
| Peak | 2242 Hz | 4.71 | +1.2 dB |
| Peak | 3334 Hz | 6.00 | +2.9 dB |
| Peak | 4100 Hz | 4.74 | -3.1 dB |
| Peak | 5905 Hz | 6.00 | -1.9 dB |
| High shelf | 10000 Hz | 0.70 | -0.3 dB |
Preamp -3.7 dB · 10 bands · target: Harman · Earwave applies this exactly as listed.
JBL Duet NC FAQ
Does Earwave support the JBL Duet NC?
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 JBL Duet NC 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 JBL Duet NC 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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