What we know about the measurement:

Essence Electrostatic Model 1600 is a passive panel

  • Quality of the measurement data is low.
  • Origin of the data is Princeton.
  • Format of the data is .
  • Sensitivity: 84.0dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • Reference level is normalised to -1.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 5.2dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-20.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Note: The tonality (Preference) score does not make sense for panel speakers. Don't give too much credits to the value.
    • Tonality (Preference) Score is -0.89 and would be 5.77 with a perfect subwoofer.
      • Details: NBD: ON 0.653, LW 0.692, SP 0.731, PIR 0.638; SM: SP0.778, PIR0.7; LFQ 10.0, LFX 509Hz
    • Tonality (Preference) Score is -0.94 with an EQ and would be 5.71 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.652, LW 0.649, SP 0.718, PIR 0.618; SM: SP0.772, PIR0.65; LFQ 10.0, LFX 509Hz
  • Link to Original review.
Essence Electrostatic Model 1600
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
3 22.0 0.52 -7.48
3 47.0 0.27 -8.7
3 105.0 0.34 -7.63
3 1121.0 1.03 -4.22
3 3177.0 0.55 2.17
3 6361.0 2.12 1.76
3 14134.0 1.56 0.16
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Essence Electrostatic Model 1600 filters_auto_eq

AutomaticEQ

Essence Electrostatic Model 1600 filters_eq_full

Target v.s. EQ

Essence Electrostatic Model 1600
Graphic EQ 15 bands
Set preamp gain to: -1.2dB.
Type Freq Q Gain
3 25.0 2.14 0.0
3 40.0 2.14 0.0
3 63.0 2.14 0.0
3 100.0 2.14 0.0
3 160.0 2.14 0.0
3 250.0 2.14 0.0
3 400.0 2.14 0.0
3 630.0 2.14 -0.25
3 1000.0 2.14 0.0
3 1600.0 2.14 0.25
3 2500.0 2.14 0.5
3 4000.0 2.14 0.75
3 6300.0 2.14 0.75
3 10000.0 2.14 1.0
3 16000.0 2.14 0.5
Download

These EQ is designed for a 15 bands graphical EQ.

Essence Electrostatic Model 1600
Graphic EQ 31 bands
Set preamp gain to: -1.4dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.0
3 31.0 4.32 0.0
3 40.0 4.32 0.0
3 50.0 4.32 0.0
3 63.0 4.32 0.0
3 80.0 4.32 0.0
3 100.0 4.32 0.0
3 125.0 4.32 0.0
3 160.0 4.32 0.0
3 200.0 4.32 0.0
3 250.0 4.32 0.0
3 315.0 4.32 0.0
3 400.0 4.32 0.0
3 500.0 4.32 0.0
3 630.0 4.32 -0.25
3 800.0 4.32 0.0
3 1000.0 4.32 0.0
3 1250.0 4.32 0.0
3 1600.0 4.32 0.25
3 2000.0 4.32 0.5
3 2500.0 4.32 0.5
3 3150.0 4.32 0.75
3 4000.0 4.32 0.75
3 5000.0 4.32 0.75
3 6300.0 4.32 0.75
3 8000.0 4.32 1.0
3 10000.0 4.32 1.0
3 12000.0 4.32 1.0
3 16000.0 4.32 0.5
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Essence Electrostatic Model 1600: comparison between EQs
Essence Electrostatic Model 1600

Comparison betweens various EQs

Essence Electrostatic Model 1600

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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