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Etymotic ER4S

Etymotic ER4S

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -6.5dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -6.6 dB.

Type Fc Q Gain
Peaking 19 Hz 0.21 6.4 dB
Peaking 228 Hz 0.8 -1.8 dB
Peaking 1975 Hz 1.07 -3.8 dB
Peaking 5619 Hz 1.47 4.8 dB
Peaking 7850 Hz 1.79 2.7 dB
Peaking 93 Hz 2.94 -0.2 dB
Peaking 930 Hz 2.51 1.0 dB
Peaking 1382 Hz 2.43 -1.4 dB
Peaking 2240 Hz 1.24 1.1 dB
Peaking 2648 Hz 3.31 -1.5 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 6.9 dB
Peaking 62 Hz 1.41 3.3 dB
Peaking 125 Hz 1.41 0.8 dB
Peaking 250 Hz 1.41 -1.5 dB
Peaking 500 Hz 1.41 -0.3 dB
Peaking 1000 Hz 1.41 0.1 dB
Peaking 2000 Hz 1.41 -4.7 dB
Peaking 4000 Hz 1.41 2.5 dB
Peaking 8000 Hz 1.41 4.9 dB
Peaking 16000 Hz 1.41 -1.0 dB

Graphs