Headphone correctionsPlantronics

Plantronics 325T EQ settings

For the 325T: 2 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 · 10 bands
  • AutoEq Measured by oratory1990 · 10 bands

Every correction, as Equalizer APO settings

Open one to see its settings. In FluidEQ, open EQ Presets and search for 325T: every correction below is there, credited, and applies in one click.

oratory1990 Harman Targetown measurement10 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 5.5 dB Q 0.71
Filter 2: ON PK Fc 106 Hz Gain -7.0 dB Q 0.71
Filter 3: ON HSC Fc 1700 Hz Gain 5.0 dB Q 0.71
Filter 4: ON PK Fc 1760 Hz Gain -6.9 dB Q 1.50
Filter 5: ON PK Fc 2750 Hz Gain 3.7 dB Q 1.40
Filter 6: ON PK Fc 3450 Hz Gain -7.0 dB Q 4.00
Filter 7: ON PK Fc 3770 Hz Gain -5.3 dB Q 4.00
Filter 8: ON PK Fc 5500 Hz Gain -2.2 dB Q 7.00
Filter 9: ON PK Fc 7750 Hz Gain -6.8 dB Q 4.00
Filter 10: ON HSC Fc 10000 Hz Gain 2.0 dB Q 0.71
AutoEq Measured by oratory199010 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 4.0 dB Q 0.70
Filter 2: ON PK Fc 109 Hz Gain -6.3 dB Q 0.88
Filter 3: ON PK Fc 51 Hz Gain 4.4 dB Q 1.87
Filter 4: ON PK Fc 25 Hz Gain 2.6 dB Q 1.60
Filter 5: ON PK Fc 1553 Hz Gain -2.1 dB Q 3.83
Filter 6: ON HSC Fc 10000 Hz Gain 6.2 dB Q 0.70
Filter 7: ON PK Fc 7927 Hz Gain 3.6 dB Q 1.17
Filter 8: ON PK Fc 2527 Hz Gain 4.1 dB Q 4.67
Filter 9: ON PK Fc 3625 Hz Gain -6.1 dB Q 4.32
Filter 10: ON PK Fc 4642 Hz Gain 4.2 dB Q 3.79

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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