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Koss BT540i (wired)

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -6.9dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -7.0 dB.

Type Fc Q Gain
Peaking 21 Hz 1.82 4.7 dB
Peaking 88 Hz 0.83 -5.1 dB
Peaking 199 Hz 2.05 -5.1 dB
Peaking 3055 Hz 3.43 -6.6 dB
Peaking 5222 Hz 1.75 7.2 dB
Peaking 299 Hz 1.79 -2.6 dB
Peaking 531 Hz 1.08 4.4 dB
Peaking 1474 Hz 1.83 1.4 dB
Peaking 7260 Hz 1.76 3.5 dB
Peaking 15028 Hz 0.28 -3.9 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -3.9dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 2.2 dB
Peaking 62 Hz 1.41 -4.0 dB
Peaking 125 Hz 1.41 -4.5 dB
Peaking 250 Hz 1.41 -5.3 dB
Peaking 500 Hz 1.41 4.4 dB
Peaking 1000 Hz 1.41 2.1 dB
Peaking 2000 Hz 1.41 -1.8 dB
Peaking 4000 Hz 1.41 1.8 dB
Peaking 8000 Hz 1.41 3.0 dB
Peaking 16000 Hz 1.41 -6.0 dB

Graphs