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Superlux HD 668B (velour earpads)

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -7.1dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -7.1 dB.

Type Fc Q Gain
Peaking 29 Hz 0.88 6.8 dB
Peaking 511 Hz 1.2 3.8 dB
Peaking 2284 Hz 2.44 -3.1 dB
Peaking 5794 Hz 4.76 -7.5 dB
Peaking 20475 Hz 0.17 -7.5 dB
Peaking 45 Hz 4.39 1.8 dB
Peaking 91 Hz 2.26 -1.7 dB
Peaking 3176 Hz 2.56 -1.5 dB
Peaking 4050 Hz 4.01 4.4 dB
Peaking 7804 Hz 2.94 -2.0 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -7.8dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 7.6 dB
Peaking 62 Hz 1.41 0.8 dB
Peaking 125 Hz 1.41 -1.3 dB
Peaking 250 Hz 1.41 0.9 dB
Peaking 500 Hz 1.41 3.8 dB
Peaking 1000 Hz 1.41 0.6 dB
Peaking 2000 Hz 1.41 -2.6 dB
Peaking 4000 Hz 1.41 0.4 dB
Peaking 8000 Hz 1.41 -4.6 dB
Peaking 16000 Hz 1.41 -6.9 dB

Graphs