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Superlux HD 681B (pleather earpads)

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -5.8dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -5.8 dB.

Type Fc Q Gain
Peaking 18 Hz 0.77 6.9 dB
Peaking 69 Hz 0.66 -5.3 dB
Peaking 1081 Hz 0.76 2.0 dB
Peaking 4693 Hz 2.81 4.7 dB
Peaking 5589 Hz 3.87 -9.0 dB
Peaking 1551 Hz 4.85 1.2 dB
Peaking 2554 Hz 4.34 -1.6 dB
Peaking 10349 Hz 1.69 1.7 dB
Peaking 11850 Hz 0.93 1.4 dB
Peaking 19720 Hz 0.39 -11.6 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -3.4dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 4.3 dB
Peaking 62 Hz 1.41 -5.4 dB
Peaking 125 Hz 1.41 -2.4 dB
Peaking 250 Hz 1.41 -0.2 dB
Peaking 500 Hz 1.41 0.7 dB
Peaking 1000 Hz 1.41 1.8 dB
Peaking 2000 Hz 1.41 0.6 dB
Peaking 4000 Hz 1.41 0.3 dB
Peaking 8000 Hz 1.41 -0.6 dB
Peaking 16000 Hz 1.41 -7.3 dB

Graphs