Headphone correctionsEtymotic

Etymotic ER4S (CIEM) EQ settings

For the ER4S (CIEM): 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 crinacle · 10 bands

Every correction, as Equalizer APO settings

Open one to see its settings. In FluidEQ, open EQ Presets and search for ER4S (CIEM): every correction below is there, credited, and applies in one click.

AutoEq Measured by crinacle10 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 6.0 dB Q 0.70
Filter 2: ON PK Fc 1926 Hz Gain -6.3 dB Q 1.30
Filter 3: ON PK Fc 6770 Hz Gain 6.4 dB Q 2.27
Filter 4: ON PK Fc 79 Hz Gain 1.5 dB Q 2.29
Filter 5: ON PK Fc 8447 Hz Gain 3.5 dB Q 4.59
Filter 6: ON HSC Fc 10000 Hz Gain -0.3 dB Q 0.70
Filter 7: ON PK Fc 284 Hz Gain -0.8 dB Q 1.16
Filter 8: ON PK Fc 904 Hz Gain 1.2 dB Q 1.92
Filter 9: ON PK Fc 1291 Hz Gain -1.0 dB Q 3.39
Filter 10: ON PK Fc 4698 Hz Gain -1.2 dB Q 5.80

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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