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Koss Pro4AA 2014

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -6.6dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -6.6 dB.

Type Fc Q Gain
Peaking 127 Hz 0.08 6.9 dB
Peaking 475 Hz 0.83 -11.2 dB
Peaking 2364 Hz 1.49 -13.3 dB
Peaking 3529 Hz 3.13 6.8 dB
Peaking 7125 Hz 1.66 5.4 dB
Peaking 162 Hz 2.99 1.4 dB
Peaking 272 Hz 3.32 -1.0 dB
Peaking 5056 Hz 4.64 -2.3 dB
Peaking 5411 Hz 2.07 1.2 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -7.6dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 6.4 dB
Peaking 62 Hz 1.41 4.0 dB
Peaking 125 Hz 1.41 6.1 dB
Peaking 250 Hz 1.41 1.3 dB
Peaking 500 Hz 1.41 -6.4 dB
Peaking 1000 Hz 1.41 3.0 dB
Peaking 2000 Hz 1.41 -10.1 dB
Peaking 4000 Hz 1.41 2.5 dB
Peaking 8000 Hz 1.41 4.3 dB
Peaking 16000 Hz 1.41 -0.5 dB

Graphs