Headphone correctionsKoss

Koss Pro4AA 2014 EQ settings

For the Pro4AA 2014: one published correction, made by AutoEq. FluidEQ applies a correction to everything Windows plays, offline, as a layer that never touches your own bands.

What the corrections do

Each line is what a correction does to the sound from 20 Hz to 20 kHz: above the middle line it turns that range up, below it turns it down. Pick a tab to see any correction on its own.

-12-60+6+1220501002005001k2k5k10k20k
  • AutoEq Measured by Innerfidelity · 10 bands

Every correction, as Equalizer APO settings

Open one to see its settings. In FluidEQ, open EQ Presets and search for Pro4AA 2014: every correction below is there, credited, and applies in one click.

AutoEq Measured by Innerfidelity10 bands · preamp -6.4 dB

Paste this into Equalizer APO, or import it into any equalizer that reads its text format.

Preamp: -6.4 dB
Filter 1: ON LSC Fc 105 Hz Gain 5.9 dB Q 0.70
Filter 2: ON PK Fc 2335 Hz Gain -10.7 dB Q 2.26
Filter 3: ON PK Fc 154 Hz Gain 5.6 dB Q 1.14
Filter 4: ON PK Fc 458 Hz Gain -5.8 dB Q 1.34
Filter 5: ON PK Fc 6758 Hz Gain 6.4 dB Q 1.72
Filter 6: ON HSC Fc 10000 Hz Gain 0.1 dB Q 0.70
Filter 7: ON PK Fc 1148 Hz Gain 1.3 dB Q 2.54
Filter 8: ON PK Fc 3726 Hz Gain 1.6 dB Q 4.91
Filter 9: ON PK Fc 1729 Hz Gain -1.1 dB Q 3.54
Filter 10: ON PK Fc 4720 Hz Gain -1.5 dB Q 5.91

Correction data from OPRA, under CC BY-SA 4.0. Every correction keeps the name of who made and measured it. Where they all come from.

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