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Etymotic ER4S

Etymotic ER4S

See usage instructions for more options and info.

Parametric EQs

You can use filters 1-5 or 1-10. Apply preamp of -6.1 dB or -6.1 dB, respectively.

# Type Fc (Hz) Q Gain (dB)
1 LowShelf 105 0.7 6
2 Peaking 77 2.26 1.3
3 Peaking 1523 2.59 -2.5
4 Peaking 2554 1.32 -4.2
5 Peaking 6538 1.03 5.2
6 Peaking 112 2.62 0.3
7 Peaking 266 1.03 -0.7
8 Peaking 872 1.91 0.9
9 Peaking 1247 4.31 -0.7
10 HighShelf 10000 0.7 -0.1

Fixed Band EQs

When using fixed band (also called graphic) equalizer, apply preamp of -7.5 dB (if available) and set gains manually with these parameters.

# Type Fc (Hz) Q Gain (dB)
1 Peaking 31 1.41 6.3
2 Peaking 62 1.41 5.1
3 Peaking 125 1.41 1.8
4 Peaking 250 1.41 -1.4
5 Peaking 500 1.41 0.1
6 Peaking 1000 1.41 0.6
7 Peaking 2000 1.41 -5.1
8 Peaking 4000 1.41 0.8
9 Peaking 8000 1.41 5.3
10 Peaking 16000 1.41 -1.2

Graphs