Headphone correctionsNF Audio

NF Audio RA15 EQ settings

For the RA15: 8 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 Hi End Portable (gold nozzle) · 10 bands

Every correction, as Equalizer APO settings

Open one to see its settings. In FluidEQ, open EQ Presets and search for RA15: every correction below is there, credited, and applies in one click.

AutoEq Measured by Hi End Portable (gold nozzle)10 bands · preamp -3.1 dB

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

Preamp: -3.1 dB
Filter 1: ON LSC Fc 105 Hz Gain 0.9 dB Q 0.70
Filter 2: ON PK Fc 169 Hz Gain -3.9 dB Q 0.68
Filter 3: ON PK Fc 2717 Hz Gain 3.1 dB Q 1.20
Filter 4: ON PK Fc 774 Hz Gain 2.8 dB Q 1.15
Filter 5: ON PK Fc 4703 Hz Gain -4.0 dB Q 3.79
Filter 6: ON HSC Fc 10000 Hz Gain -1.8 dB Q 0.70
Filter 7: ON PK Fc 6478 Hz Gain 2.5 dB Q 5.55
Filter 8: ON PK Fc 5278 Hz Gain -1.3 dB Q 6.00
Filter 9: ON PK Fc 1451 Hz Gain -0.3 dB Q 3.02
Filter 10: ON PK Fc 5986 Hz Gain 0.7 dB Q 6.00
AutoEq Measured by Hi End Portable (silver nozzle)10 bands · preamp -2.8 dB

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

Preamp: -2.8 dB
Filter 1: ON LSC Fc 105 Hz Gain 2.5 dB Q 0.70
Filter 2: ON PK Fc 169 Hz Gain -3.3 dB Q 0.64
Filter 3: ON PK Fc 784 Hz Gain 3.1 dB Q 0.95
Filter 4: ON PK Fc 4707 Hz Gain -3.7 dB Q 4.20
Filter 5: ON PK Fc 2394 Hz Gain 1.0 dB Q 1.16
Filter 6: ON HSC Fc 10000 Hz Gain -2.5 dB Q 0.70
Filter 7: ON PK Fc 6535 Hz Gain 2.8 dB Q 5.08
Filter 8: ON PK Fc 5236 Hz Gain -1.3 dB Q 6.00
Filter 9: ON PK Fc 5992 Hz Gain 0.8 dB Q 6.00
Filter 10: ON PK Fc 1425 Hz Gain -0.2 dB Q 3.12
AutoEq Measured by Jaytiss (gold nozzle)10 bands · preamp -4.0 dB

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

Preamp: -4.0 dB
Filter 1: ON LSC Fc 105 Hz Gain 8.7 dB Q 0.70
Filter 2: ON PK Fc 58 Hz Gain -7.4 dB Q 0.29
Filter 3: ON PK Fc 3023 Hz Gain 3.6 dB Q 0.94
Filter 4: ON PK Fc 5144 Hz Gain -3.5 dB Q 1.56
Filter 5: ON PK Fc 726 Hz Gain 2.8 dB Q 0.96
Filter 6: ON HSC Fc 10000 Hz Gain -5.0 dB Q 0.70
Filter 7: ON PK Fc 9249 Hz Gain 2.6 dB Q 5.69
Filter 8: ON PK Fc 1471 Hz Gain -0.4 dB Q 2.77
Filter 9: ON PK Fc 2104 Hz Gain 0.4 dB Q 4.02
Filter 10: ON PK Fc 970 Hz Gain 0.3 dB Q 4.18
AutoEq Measured by Jaytiss (silver nozzle)10 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 LSC Fc 105 Hz Gain 8.8 dB Q 0.70
Filter 2: ON PK Fc 793 Hz Gain 3.4 dB Q 0.74
Filter 3: ON PK Fc 63 Hz Gain -6.1 dB Q 0.32
Filter 4: ON PK Fc 5449 Hz Gain -4.0 dB Q 2.65
Filter 5: ON PK Fc 2174 Hz Gain 1.5 dB Q 2.62
Filter 6: ON HSC Fc 10000 Hz Gain -5.0 dB Q 0.70
Filter 7: ON PK Fc 3978 Hz Gain 0.8 dB Q 3.86
Filter 8: ON PK Fc 6325 Hz Gain 1.1 dB Q 5.97
Filter 9: ON PK Fc 37 Hz Gain -0.1 dB Q 1.88
Filter 10: ON PK Fc 5006 Hz Gain -0.4 dB Q 5.83
AutoEq Measured by Super Review (gold nozzle)10 bands · preamp -4.0 dB

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

Preamp: -4.0 dB
Filter 1: ON LSC Fc 105 Hz Gain 1.1 dB Q 0.70
Filter 2: ON PK Fc 2664 Hz Gain 4.0 dB Q 1.15
Filter 3: ON PK Fc 165 Hz Gain -4.0 dB Q 0.58
Filter 4: ON PK Fc 5198 Hz Gain -4.6 dB Q 2.51
Filter 5: ON PK Fc 786 Hz Gain 3.4 dB Q 1.00
Filter 6: ON HSC Fc 10000 Hz Gain -4.7 dB Q 0.70
Filter 7: ON PK Fc 9448 Hz Gain 2.6 dB Q 2.20
Filter 8: ON PK Fc 7144 Hz Gain -1.0 dB Q 6.00
Filter 9: ON PK Fc 38 Hz Gain -0.1 dB Q 1.96
Filter 10: ON PK Fc 6284 Hz Gain 0.7 dB Q 6.00
AutoEq Measured by Super Review (silver nozzle)10 bands · preamp -3.5 dB

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

Preamp: -3.5 dB
Filter 1: ON LSC Fc 105 Hz Gain 2.8 dB Q 0.70
Filter 2: ON PK Fc 789 Hz Gain 3.7 dB Q 0.86
Filter 3: ON PK Fc 160 Hz Gain -3.5 dB Q 0.51
Filter 4: ON PK Fc 5601 Hz Gain -4.6 dB Q 1.98
Filter 5: ON PK Fc 2419 Hz Gain 2.2 dB Q 0.91
Filter 6: ON HSC Fc 10000 Hz Gain -4.2 dB Q 0.70
Filter 7: ON PK Fc 9086 Hz Gain 1.5 dB Q 2.46
Filter 8: ON PK Fc 39 Hz Gain -0.2 dB Q 1.87
Filter 9: ON PK Fc 3896 Hz Gain 0.4 dB Q 3.75
Filter 10: ON PK Fc 2870 Hz Gain -0.3 dB Q 4.46
AutoEq Measured by ToneDeafMonk (gold nozzle)10 bands · preamp -2.4 dB

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

Preamp: -2.4 dB
Filter 1: ON LSC Fc 105 Hz Gain 1.3 dB Q 0.70
Filter 2: ON PK Fc 2646 Hz Gain 2.5 dB Q 1.27
Filter 3: ON PK Fc 170 Hz Gain -3.1 dB Q 0.69
Filter 4: ON PK Fc 4762 Hz Gain -4.0 dB Q 3.16
Filter 5: ON PK Fc 740 Hz Gain 2.4 dB Q 0.98
Filter 6: ON HSC Fc 10000 Hz Gain -1.9 dB Q 0.70
Filter 7: ON PK Fc 5130 Hz Gain 0.3 dB Q 2.75
Filter 8: ON PK Fc 6078 Hz Gain 0.8 dB Q 6.00
Filter 9: ON PK Fc 5222 Hz Gain -0.6 dB Q 5.53
Filter 10: ON PK Fc 34 Hz Gain -0.1 dB Q 2.19
AutoEq Measured by ToneDeafMonk (silver nozzle)10 bands · preamp -2.2 dB

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

Preamp: -2.2 dB
Filter 1: ON LSC Fc 105 Hz Gain 2.4 dB Q 0.70
Filter 2: ON PK Fc 744 Hz Gain 2.6 dB Q 0.58
Filter 3: ON PK Fc 188 Hz Gain -3.0 dB Q 0.56
Filter 4: ON PK Fc 4836 Hz Gain -3.4 dB Q 3.76
Filter 5: ON PK Fc 6312 Hz Gain 1.7 dB Q 5.66
Filter 6: ON HSC Fc 10000 Hz Gain -2.4 dB Q 0.70
Filter 7: ON PK Fc 9653 Hz Gain 1.5 dB Q 2.46
Filter 8: ON PK Fc 1165 Hz Gain -0.3 dB Q 3.57
Filter 9: ON PK Fc 845 Hz Gain 0.2 dB Q 2.93
Filter 10: ON PK Fc 3415 Hz Gain 0.3 dB Q 5.15

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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