Headphone correctionsPolk Audio

Polk Audio UltraFit 500 EQ settings

For the UltraFit 500: 4 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 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 UltraFit 500: every correction below is there, credited, and applies in one click.

AutoEq Measured by Headphone.com Legacy10 bands · preamp -6.7 dB

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 105 Hz Gain 13.9 dB Q 0.70
Filter 2: ON PK Fc 1059 Hz Gain -10.9 dB Q 0.41
Filter 3: ON PK Fc 2060 Hz Gain 10.5 dB Q 0.84
Filter 4: ON PK Fc 37 Hz Gain -7.7 dB Q 0.18
Filter 5: ON PK Fc 10000 Hz Gain 6.1 dB Q 0.18
Filter 6: ON HSC Fc 10000 Hz Gain 0.7 dB Q 0.70
Filter 7: ON PK Fc 55 Hz Gain 1.3 dB Q 3.37
Filter 8: ON PK Fc 91 Hz Gain -0.8 dB Q 1.79
Filter 9: ON PK Fc 179 Hz Gain 0.3 dB Q 1.95
Filter 10: ON PK Fc 3774 Hz Gain 0.2 dB Q 3.02
AutoEq Measured by Headphone.com Legacy (sample 1)10 bands · preamp -7.6 dB

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

Preamp: -7.6 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.6 dB Q 0.70
Filter 2: ON PK Fc 517 Hz Gain -8.1 dB Q 0.31
Filter 3: ON PK Fc 2229 Hz Gain 9.9 dB Q 0.73
Filter 4: ON PK Fc 1120 Hz Gain -3.9 dB Q 0.95
Filter 5: ON PK Fc 9871 Hz Gain 5.7 dB Q 0.62
Filter 6: ON HSC Fc 10000 Hz Gain 2.8 dB Q 0.70
Filter 7: ON PK Fc 5280 Hz Gain -2.9 dB Q 6.00
Filter 8: ON PK Fc 4494 Hz Gain 1.5 dB Q 4.01
Filter 9: ON PK Fc 58 Hz Gain 1.2 dB Q 3.51
Filter 10: ON PK Fc 92 Hz Gain -0.6 dB Q 1.86
AutoEq Measured by Headphone.com Legacy (sample 2)10 bands · preamp -6.6 dB

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

Preamp: -6.6 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.7 dB Q 0.70
Filter 2: ON PK Fc 602 Hz Gain -9.8 dB Q 0.28
Filter 3: ON PK Fc 1778 Hz Gain 10.0 dB Q 0.21
Filter 4: ON PK Fc 106 Hz Gain -2.4 dB Q 1.38
Filter 5: ON PK Fc 857 Hz Gain -7.3 dB Q 1.30
Filter 6: ON HSC Fc 10000 Hz Gain 5.5 dB Q 0.70
Filter 7: ON PK Fc 4520 Hz Gain -6.7 dB Q 5.37
Filter 8: ON PK Fc 2000 Hz Gain 3.2 dB Q 2.90
Filter 9: ON PK Fc 1486 Hz Gain -2.0 dB Q 3.80
Filter 10: ON PK Fc 53 Hz Gain 0.9 dB Q 4.21
AutoEq Measured by Innerfidelity10 bands · preamp -7.0 dB

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

Preamp: -7.0 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.9 dB Q 0.70
Filter 2: ON PK Fc 437 Hz Gain -10.9 dB Q 0.18
Filter 3: ON PK Fc 1843 Hz Gain 8.6 dB Q 1.18
Filter 4: ON PK Fc 8386 Hz Gain 5.9 dB Q 0.41
Filter 5: ON PK Fc 3104 Hz Gain 4.5 dB Q 0.86
Filter 6: ON HSC Fc 10000 Hz Gain 3.4 dB Q 0.70
Filter 7: ON PK Fc 169 Hz Gain 1.3 dB Q 1.62
Filter 8: ON PK Fc 72 Hz Gain -1.6 dB Q 1.40
Filter 9: ON PK Fc 36 Hz Gain 1.5 dB Q 2.45
Filter 10: ON PK Fc 9368 Hz Gain -1.4 dB Q 1.78

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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