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Bose QuietComfort 33 II

Bose QuietComfort 33 II

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -7.2dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -7.4dB.

Type Fc Q Gain
Peaking 106 Hz 0.3 -3.0 dB
Peaking 1145 Hz 0.93 3.0 dB
Peaking 2649 Hz 4.44 -4.0 dB
Peaking 6106 Hz 3.67 -10.8 dB
Peaking 8197 Hz 1.13 8.1 dB
Peaking 3505 Hz 6.33 4.7 dB
Peaking 3907 Hz 2.58 -2.9 dB
Peaking 5370 Hz 7.23 2.5 dB
Peaking 6324 Hz 1.76 -1.5 dB
Peaking 7077 Hz 5.22 2.8 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -5.3dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 -1.2 dB
Peaking 62 Hz 1.41 -2.5 dB
Peaking 125 Hz 1.41 -2.1 dB
Peaking 250 Hz 1.41 -2.2 dB
Peaking 500 Hz 1.41 -0.2 dB
Peaking 1000 Hz 1.41 2.9 dB
Peaking 2000 Hz 1.41 0.7 dB
Peaking 4000 Hz 1.41 -2.8 dB
Peaking 8000 Hz 1.41 5.0 dB
Peaking 16000 Hz 1.41 1.7 dB

Graphs