Headphone correctionsSennheiser
Sennheiser HD540 reference-II EQ settings
For the HD540 reference-II: one published correction, made by oratory1990. 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.
- oratory1990 Harman Target · 10 bands
Every correction, as Equalizer APO settings
Open one to see its settings. In FluidEQ, open EQ Presets and search for HD540 reference-II: every correction below is there, credited, and applies in one click.
oratory1990 Harman Targetown measurement
Paste this into Equalizer APO, or import it into any equalizer that reads its text format.
Preamp: -6.7 dB Filter 1: ON LSC Fc 55 Hz Gain 6.7 dB Q 0.70 Filter 2: ON PK Fc 205 Hz Gain -5.6 dB Q 0.70 Filter 3: ON PK Fc 500 Hz Gain -2.1 dB Q 0.90 Filter 4: ON PK Fc 1850 Hz Gain 2.0 dB Q 2.30 Filter 5: ON PK Fc 2850 Hz Gain -1.4 dB Q 3.00 Filter 6: ON PK Fc 3650 Hz Gain 2.1 dB Q 6.00 Filter 7: ON HSC Fc 4500 Hz Gain -4.0 dB Q 0.70 Filter 8: ON PK Fc 6200 Hz Gain -4.7 dB Q 7.00 Filter 9: ON PK Fc 7300 Hz Gain 2.0 dB Q 4.00 Filter 10: ON PK Fc 8450 Hz Gain -2.0 dB Q 6.00
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.