Headphone correctionsKoss

Koss KPH30i EQ settings

For the KPH30i: 8 published corrections, made by oratory1990 and 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
  • oratory1990 Harman Target · 8 bands
  • 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 KPH30i: every correction below is there, credited, and applies in one click.

oratory1990 Harman Targetown measurement8 bands · preamp -5.5 dB

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

Preamp: -5.5 dB
Filter 1: ON PK Fc 95 Hz Gain -2.9 dB Q 1.00
Filter 2: ON LSC Fc 105 Hz Gain 5.5 dB Q 0.71
Filter 3: ON PK Fc 185 Hz Gain -3.4 dB Q 0.80
Filter 4: ON PK Fc 2100 Hz Gain -5.2 dB Q 1.30
Filter 5: ON HSC Fc 3000 Hz Gain 5.0 dB Q 0.35
Filter 6: ON PK Fc 5100 Hz Gain -4.8 dB Q 5.00
Filter 7: ON HSC Fc 9000 Hz Gain -5.0 dB Q 0.71
Filter 8: ON PK Fc 9700 Hz Gain -4.0 dB Q 6.00
oratory1990 Harman Target • Grado GS1000 earpadsown measurement9 bands · preamp -5.4 dB

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

Preamp: -5.4 dB
Filter 1: ON PK Fc 94 Hz Gain -5.8 dB Q 0.80
Filter 2: ON LSC Fc 105 Hz Gain 5.5 dB Q 0.71
Filter 3: ON PK Fc 200 Hz Gain -3.5 dB Q 0.90
Filter 4: ON PK Fc 750 Hz Gain 0.7 dB Q 1.50
Filter 5: ON PK Fc 2000 Hz Gain -0.7 dB Q 1.80
Filter 6: ON HSC Fc 3300 Hz Gain -2.0 dB Q 0.71
Filter 7: ON PK Fc 5070 Hz Gain -5.6 dB Q 4.00
Filter 8: ON PK Fc 5900 Hz Gain -1.3 dB Q 6.00
Filter 9: ON HSC Fc 10000 Hz Gain -3.0 dB Q 0.71
AutoEq Measured by crinacle10 bands · preamp -6.3 dB

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

Preamp: -6.3 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.9 dB Q 0.70
Filter 2: ON PK Fc 124 Hz Gain -4.6 dB Q 0.47
Filter 3: ON PK Fc 583 Hz Gain 1.0 dB Q 1.17
Filter 4: ON PK Fc 46 Hz Gain 3.2 dB Q 2.36
Filter 5: ON PK Fc 54 Hz Gain -1.6 dB Q 1.17
Filter 6: ON HSC Fc 10000 Hz Gain 2.1 dB Q 0.70
Filter 7: ON PK Fc 3956 Hz Gain 2.8 dB Q 6.00
Filter 8: ON PK Fc 2060 Hz Gain -2.1 dB Q 2.47
Filter 9: ON PK Fc 2892 Hz Gain 2.6 dB Q 3.67
Filter 10: ON PK Fc 6784 Hz Gain 2.8 dB Q 5.26
AutoEq Measured by kr0mka10 bands · preamp -6.6 dB

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Preamp: -6.6 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.9 dB Q 0.70
Filter 2: ON PK Fc 128 Hz Gain -4.9 dB Q 0.64
Filter 3: ON PK Fc 7597 Hz Gain 3.9 dB Q 1.24
Filter 4: ON PK Fc 2063 Hz Gain -3.3 dB Q 2.84
Filter 5: ON PK Fc 585 Hz Gain 1.2 dB Q 1.06
Filter 6: ON HSC Fc 10000 Hz Gain -0.6 dB Q 0.70
Filter 7: ON PK Fc 4302 Hz Gain 3.0 dB Q 6.00
Filter 8: ON PK Fc 5195 Hz Gain -2.8 dB Q 6.00
Filter 9: ON PK Fc 51 Hz Gain 1.4 dB Q 3.69
Filter 10: ON PK Fc 76 Hz Gain -0.9 dB Q 2.72
AutoEq Measured by kr0mka (Grado G Cushion earpads)10 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 6.8 dB Q 0.70
Filter 2: ON PK Fc 3196 Hz Gain 4.5 dB Q 0.55
Filter 3: ON PK Fc 133 Hz Gain -5.1 dB Q 0.62
Filter 4: ON PK Fc 6360 Hz Gain -7.9 dB Q 0.62
Filter 5: ON PK Fc 668 Hz Gain 2.3 dB Q 0.47
Filter 6: ON HSC Fc 10000 Hz Gain -3.9 dB Q 0.70
Filter 7: ON PK Fc 4379 Hz Gain 4.4 dB Q 4.15
Filter 8: ON PK Fc 5306 Hz Gain -5.0 dB Q 5.72
Filter 9: ON PK Fc 7017 Hz Gain 3.5 dB Q 5.30
Filter 10: ON PK Fc 3541 Hz Gain -2.0 dB Q 4.82
AutoEq Measured by oratory199010 bands · preamp -6.3 dB

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Preamp: -6.3 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.8 dB Q 0.70
Filter 2: ON PK Fc 109 Hz Gain -4.7 dB Q 0.47
Filter 3: ON PK Fc 2979 Hz Gain 1.7 dB Q 0.18
Filter 4: ON PK Fc 1956 Hz Gain -4.1 dB Q 2.01
Filter 5: ON PK Fc 49 Hz Gain 2.5 dB Q 2.08
Filter 6: ON HSC Fc 10000 Hz Gain 0.1 dB Q 0.70
Filter 7: ON PK Fc 5070 Hz Gain -5.0 dB Q 5.22
Filter 8: ON PK Fc 3844 Hz Gain 2.9 dB Q 5.95
Filter 9: ON PK Fc 6348 Hz Gain 2.6 dB Q 5.99
Filter 10: ON PK Fc 502 Hz Gain 0.3 dB Q 1.44
AutoEq Measured by oratory1990 (Grado GS1000 earpads)10 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 7.2 dB Q 0.70
Filter 2: ON PK Fc 101 Hz Gain -6.9 dB Q 0.41
Filter 3: ON PK Fc 691 Hz Gain 3.0 dB Q 0.29
Filter 4: ON PK Fc 5445 Hz Gain -7.7 dB Q 3.47
Filter 5: ON PK Fc 47 Hz Gain 3.6 dB Q 1.38
Filter 6: ON HSC Fc 10000 Hz Gain -5.2 dB Q 0.70
Filter 7: ON PK Fc 3972 Hz Gain 3.5 dB Q 5.23
Filter 8: ON PK Fc 2028 Hz Gain -0.9 dB Q 2.17
Filter 9: ON PK Fc 7858 Hz Gain -1.2 dB Q 5.20
Filter 10: ON PK Fc 624 Hz Gain 0.3 dB Q 1.26
AutoEq Measured by Super Review10 bands · preamp -6.4 dB

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

Preamp: -6.4 dB
Filter 1: ON LSC Fc 105 Hz Gain 6.3 dB Q 0.70
Filter 2: ON PK Fc 124 Hz Gain -4.6 dB Q 0.61
Filter 3: ON PK Fc 5517 Hz Gain 5.1 dB Q 0.83
Filter 4: ON PK Fc 2026 Hz Gain -4.7 dB Q 2.01
Filter 5: ON PK Fc 52 Hz Gain 2.1 dB Q 2.01
Filter 6: ON HSC Fc 10000 Hz Gain -5.4 dB Q 0.70
Filter 7: ON PK Fc 667 Hz Gain 0.7 dB Q 1.64
Filter 8: ON PK Fc 6018 Hz Gain 2.2 dB Q 4.70
Filter 9: ON PK Fc 9412 Hz Gain 1.9 dB Q 2.89
Filter 10: ON PK Fc 5010 Hz Gain -2.1 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.

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