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Koss Porta Pro Aniv Ed

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -6.7dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -6.7 dB.

Type Fc Q Gain
Peaking 28 Hz 0.74 7.2 dB
Peaking 117 Hz 0.67 -5.6 dB
Peaking 2237 Hz 2.73 -4.3 dB
Peaking 3390 Hz 3.34 4.5 dB
Peaking 7238 Hz 1.76 6.5 dB
Peaking 219 Hz 2.51 -1.0 dB
Peaking 669 Hz 1.3 1.7 dB
Peaking 10016 Hz 2.37 1.1 dB
Peaking 12039 Hz 1.39 1.2 dB
Peaking 19960 Hz 0.35 -6.8 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -7.7dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 7.9 dB
Peaking 62 Hz 1.41 -1.7 dB
Peaking 125 Hz 1.41 -4.8 dB
Peaking 250 Hz 1.41 -2.7 dB
Peaking 500 Hz 1.41 1.1 dB
Peaking 1000 Hz 1.41 1.5 dB
Peaking 2000 Hz 1.41 -3.7 dB
Peaking 4000 Hz 1.41 3.0 dB
Peaking 8000 Hz 1.41 5.8 dB
Peaking 16000 Hz 1.41 -5.1 dB

Graphs