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Bose QuietComfort 3

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -6.8dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -7.2 dB.

Type Fc Q Gain
Peaking 19 Hz 0.13 -4.5 dB
Peaking 176 Hz 0.76 -3.7 dB
Peaking 1248 Hz 1.32 -2.8 dB
Peaking 2143 Hz 1.68 5.2 dB
Peaking 7200 Hz 1.22 6.9 dB
Peaking 3159 Hz 2.5 2.0 dB
Peaking 4644 Hz 1.13 -3.0 dB
Peaking 5203 Hz 3.8 4.5 dB
Peaking 10540 Hz 1.48 3.1 dB
Peaking 19638 Hz 0.44 -10.5 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -8.0dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 -4.8 dB
Peaking 62 Hz 1.41 -3.2 dB
Peaking 125 Hz 1.41 -4.8 dB
Peaking 250 Hz 1.41 -3.5 dB
Peaking 500 Hz 1.41 0.1 dB
Peaking 1000 Hz 1.41 -2.9 dB
Peaking 2000 Hz 1.41 3.9 dB
Peaking 4000 Hz 1.41 1.1 dB
Peaking 8000 Hz 1.41 7.9 dB
Peaking 16000 Hz 1.41 -7.0 dB

Graphs