Headphone correctionsHIFIMAN

HIFIMAN HE4XX EQ settings

For the HE4XX: 4 published corrections, made by oratory1990 and 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
  • oratory1990 Harman Target · 10 bands
  • 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 HE4XX: every correction below is there, credited, and applies in one click.

oratory1990 Harman Targetown measurement10 bands · preamp -9.0 dB

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

Preamp: -9.0 dB
Filter 1: ON LSC Fc 38 Hz Gain 3.5 dB Q 0.71
Filter 2: ON LSC Fc 105 Hz Gain 5.5 dB Q 0.71
Filter 3: ON PK Fc 570 Hz Gain 1.5 dB Q 1.40
Filter 4: ON PK Fc 1020 Hz Gain -2.2 dB Q 2.50
Filter 5: ON PK Fc 1950 Hz Gain 4.8 dB Q 1.30
Filter 6: ON PK Fc 2850 Hz Gain -3.0 dB Q 2.50
Filter 7: ON PK Fc 4300 Hz Gain -1.4 dB Q 4.00
Filter 8: ON PK Fc 5200 Hz Gain 4.0 dB Q 1.40
Filter 9: ON PK Fc 6400 Hz Gain -1.7 dB Q 5.00
Filter 10: ON PK Fc 8150 Hz Gain -3.2 dB Q 6.00
oratory1990 Harman Target • 10 Band Graphic EQown measurement10 bands · preamp -8.6 dB

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

Preamp: -8.6 dB
Filter 1: ON PK Fc 31.5 Hz Gain 8.0 dB Q 1.41
Filter 2: ON PK Fc 63 Hz Gain 3.0 dB Q 1.41
Filter 3: ON PK Fc 125 Hz Gain 0.5 dB Q 1.41
Filter 4: ON PK Fc 250 Hz Gain -0.5 dB Q 1.41
Filter 5: ON PK Fc 500 Hz Gain 1.0 dB Q 1.41
Filter 6: ON PK Fc 1000 Hz Gain -1.1 dB Q 1.41
Filter 7: ON PK Fc 2000 Hz Gain 2.0 dB Q 1.41
Filter 8: ON PK Fc 4000 Hz Gain 1.0 dB Q 1.41
Filter 9: ON PK Fc 8000 Hz Gain 0.0 dB Q 1.41
Filter 10: ON PK Fc 16000 Hz Gain 2.0 dB Q 1.41
AutoEq Measured by Innerfidelity10 bands · preamp -6.3 dB

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

Preamp: -6.3 dB
Filter 1: ON LSC Fc 105 Hz Gain 7.7 dB Q 0.70
Filter 2: ON PK Fc 1972 Hz Gain 6.2 dB Q 1.43
Filter 3: ON PK Fc 7164 Hz Gain -4.0 dB Q 2.94
Filter 4: ON PK Fc 3064 Hz Gain -4.2 dB Q 2.22
Filter 5: ON PK Fc 62 Hz Gain -3.2 dB Q 0.41
Filter 6: ON HSC Fc 10000 Hz Gain -2.5 dB Q 0.70
Filter 7: ON PK Fc 5372 Hz Gain 2.1 dB Q 5.67
Filter 8: ON PK Fc 118 Hz Gain 0.6 dB Q 2.21
Filter 9: ON PK Fc 74 Hz Gain -0.5 dB Q 2.02
Filter 10: ON PK Fc 4528 Hz Gain -1.2 dB Q 6.00
AutoEq Measured by oratory199010 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 7.2 dB Q 0.70
Filter 2: ON PK Fc 88 Hz Gain -2.7 dB Q 0.39
Filter 3: ON PK Fc 1803 Hz Gain 3.7 dB Q 2.74
Filter 4: ON PK Fc 1012 Hz Gain -2.3 dB Q 2.72
Filter 5: ON PK Fc 5235 Hz Gain 3.6 dB Q 5.38
Filter 6: ON HSC Fc 10000 Hz Gain -6.1 dB Q 0.70
Filter 7: ON PK Fc 9477 Hz Gain 3.9 dB Q 2.22
Filter 8: ON PK Fc 2989 Hz Gain -1.9 dB Q 3.89
Filter 9: ON PK Fc 121 Hz Gain 0.6 dB Q 2.01
Filter 10: ON PK Fc 70 Hz Gain -0.7 dB Q 2.82

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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