Skip to content

Latest commit

 

History

History

Superlux HD 668B

Superlux HD 668B

See usage instructions for more options and info.

Parametric EQs

You can use filters 1-5 or 1-10. Apply preamp of -6.2 dB or -6.2 dB, respectively.

# Type Fc (Hz) Q Gain (dB)
1 LowShelf 105 0.7 6.2
2 Peaking 41 1.57 1.4
3 Peaking 84 0.92 -4.5
4 Peaking 4513 2.16 4.9
5 Peaking 5665 4.02 -8.5
6 Peaking 573 1.98 1.2
7 Peaking 1417 2.41 1.5
8 Peaking 2114 2.68 -0.9
9 Peaking 7753 4.4 -1.2
10 HighShelf 10000 0.7 -0.3

Fixed Band EQs

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

# Type Fc (Hz) Q Gain (dB)
1 Peaking 31 1.41 7.5
2 Peaking 62 1.41 1.3
3 Peaking 125 1.41 -1.7
4 Peaking 250 1.41 -0.3
5 Peaking 500 1.41 0.9
6 Peaking 1000 1.41 0.7
7 Peaking 2000 1.41 -0.3
8 Peaking 4000 1.41 2.1
9 Peaking 8000 1.41 -2.5
10 Peaking 16000 1.41 -0.2

Graphs