Headphone correctionsPolk Audio
Polk Audio UltraFocus 8000 NC EQ settings
For the UltraFocus 8000 NC: 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.
- AutoEq Measured by Headphone.com Legacy · 10 bands
Every correction, as Equalizer APO settings
Open one to see its settings. In FluidEQ, open EQ Presets and search for UltraFocus 8000 NC: every correction below is there, credited, and applies in one click.
AutoEq Measured by Headphone.com Legacy
Paste this into Equalizer APO, or import it into any equalizer that reads its text format.
Preamp: -2.7 dB Filter 1: ON LSC Fc 105 Hz Gain -2.9 dB Q 0.70 Filter 2: ON PK Fc 2343 Hz Gain 3.9 dB Q 0.52 Filter 3: ON PK Fc 503 Hz Gain -2.3 dB Q 0.22 Filter 4: ON PK Fc 65 Hz Gain 2.5 dB Q 0.78 Filter 5: ON PK Fc 5215 Hz Gain -2.9 dB Q 3.31 Filter 6: ON HSC Fc 10000 Hz Gain -3.7 dB Q 0.70 Filter 7: ON PK Fc 6718 Hz Gain 2.2 dB Q 5.68 Filter 8: ON PK Fc 1331 Hz Gain 0.7 dB Q 2.93 Filter 9: ON PK Fc 1045 Hz Gain -0.9 dB Q 4.81 Filter 10: ON PK Fc 5848 Hz Gain -0.9 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.