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Alpha Design Labs H128

Alpha Design Labs H128

See usage instructions for more options and info.

Parametric EQs

You can use filters 1-5 or 1-10. Apply preamp of -6.8 dB or -6.8 dB, respectively.

# Type Fc (Hz) Q Gain (dB)
1 LowShelf 105 0.7 4.6
2 Peaking 83 0.29 -6.8
3 Peaking 747 1.78 -1.4
4 Peaking 4587 3.51 2.8
5 Peaking 5847 0.61 4.3
6 Peaking 1996 3.55 1.9
7 Peaking 3217 5.04 -2
8 Peaking 6607 5.76 1.4
9 Peaking 8401 3.77 -3.6
10 HighShelf 10000 0.7 5.8

Fixed Band EQs

When using fixed band (also called graphic) equalizer, apply preamp of -12.2 dB (if available) and set gains manually with these parameters.

# Type Fc (Hz) Q Gain (dB)
1 Peaking 31 1.41 1
2 Peaking 62 1.41 -2.7
3 Peaking 125 1.41 -3.8
4 Peaking 250 1.41 -3.7
5 Peaking 500 1.41 -1.5
6 Peaking 1000 1.41 -1.3
7 Peaking 2000 1.41 1.2
8 Peaking 4000 1.41 4.4
9 Peaking 8000 1.41 2.9
10 Peaking 16000 1.41 12

Graphs