Headphone correctionsHIFIMAN

HIFIMAN HE400i (2020) EQ settings

For the HE400i (2020): 2 published corrections, 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 crinacle · 10 bands

Every correction, as Equalizer APO settings

Open one to see its settings. In FluidEQ, open EQ Presets and search for HE400i (2020): every correction below is there, credited, and applies in one click.

AutoEq Measured by crinacle10 bands · preamp -6.2 dB

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

Preamp: -6.2 dB
Filter 1: ON LSC Fc 105 Hz Gain 7.0 dB Q 0.70
Filter 2: ON PK Fc 120 Hz Gain -3.2 dB Q 0.30
Filter 3: ON PK Fc 1997 Hz Gain 5.6 dB Q 2.26
Filter 4: ON PK Fc 3447 Hz Gain -1.2 dB Q 1.71
Filter 5: ON PK Fc 4678 Hz Gain 3.6 dB Q 5.30
Filter 6: ON HSC Fc 10000 Hz Gain -2.7 dB Q 0.70
Filter 7: ON PK Fc 901 Hz Gain -1.3 dB Q 3.56
Filter 8: ON PK Fc 71 Hz Gain -1.1 dB Q 2.69
Filter 9: ON PK Fc 133 Hz Gain 0.6 dB Q 1.70
Filter 10: ON PK Fc 525 Hz Gain 1.7 dB Q 6.00
AutoEq Measured by oratory199010 bands · preamp -6.5 dB

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

Preamp: -6.5 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.5 dB Q 0.70
Filter 2: ON PK Fc 110 Hz Gain -2.8 dB Q 0.27
Filter 3: ON PK Fc 2009 Hz Gain 5.3 dB Q 2.71
Filter 4: ON PK Fc 4717 Hz Gain 3.3 dB Q 5.81
Filter 5: ON PK Fc 33 Hz Gain 1.7 dB Q 3.74
Filter 6: ON HSC Fc 10000 Hz Gain -3.3 dB Q 0.70
Filter 7: ON PK Fc 921 Hz Gain -1.4 dB Q 3.85
Filter 8: ON PK Fc 551 Hz Gain 1.8 dB Q 5.59
Filter 9: ON PK Fc 133 Hz Gain 0.5 dB Q 1.88
Filter 10: ON PK Fc 71 Hz Gain -0.7 dB Q 2.87

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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