What we know about the measurement:

Harbeth Monitor 30.0 is a passive floorstanders that cost around 3200 USD for a pair.

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 88.3dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 64.5Hz (resp. 56.4Hz).
  • Reference level is normalised to -0.6dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 4.0dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-50.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-10.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.04 and would be 7.5 with a perfect subwoofer.
      • Details: NBD: ON 0.45, LW 0.432, SP 0.427, PIR 0.407; SM: SP0.946, PIR0.932; LFQ 1.0, LFX 54Hz
    • Tonality (Preference) Score is 5.92 with an EQ and would be 8.21 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.365, LW 0.334, SP 0.303, PIR 0.261; SM: SP0.966, PIR0.956; LFQ 1.0, LFX 49Hz
  • Link to Original review.
Harbeth Monitor 30.0
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
5 89.0 0.5 2.98
3 187.0 0.48 -1.93
3 547.0 2.7 2.01
3 965.0 0.87 0.04
3 1491.0 2.08 -0.39
3 1948.0 2.82 0.69
3 2909.0 2.9 2.36
3 6069.0 1.87 0.18
6 9372.0 0.54 2.81
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Harbeth Monitor 30.0 filters_auto_eq

AutomaticEQ

Harbeth Monitor 30.0 filters_eq_full

Target v.s. EQ

Harbeth Monitor 30.0
flipflop@ASR (IIR)
Set preamp gain to: -5.3dB.
Type Freq Q Gain
3 327.0 9.0 -0.6
3 452.0 4.0 1.0
3 546.0 5.0 2.5
3 667.0 11.0 1.2
3 761.0 11.0 0.7
3 860.0 7.0 0.7
3 1142.0 3.0 1.6
3 1640.0 5.4 1.4
3 1970.0 7.0 2.3
3 2220.0 12.5 2.1
3 3050.0 2.3 4.5
3 3380.0 5.0 -0.5
3 4280.0 4.5 1.1
3 5730.0 4.7 2.1
3 7920.0 7.0 2.5
3 8750.0 7.0 -1.0
3 9820.0 5.5 2.5
3 11900.0 4.0 2.6
3 14400.0 2.0 4.4
3 16000.0 6.5 2.7
Download

These EQ is designed by ASR member flipflop.

Harbeth Monitor 30.0
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.5
3 63.0 2.14 0.5
3 100.0 2.14 -0.25
3 160.0 2.14 -0.25
3 250.0 2.14 -0.25
3 400.0 2.14 -0.25
3 630.0 2.14 0.0
3 1000.0 2.14 0.0
3 1600.0 2.14 0.0
3 2500.0 2.14 0.25
3 4000.0 2.14 0.25
3 6300.0 2.14 0.25
3 10000.0 2.14 0.25
3 16000.0 2.14 0.5
Download

These EQ is designed for a 15 bands graphical EQ.

Harbeth Monitor 30.0
Graphic EQ 31 bands
Set preamp gain to: -0.9dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.5
3 31.0 4.32 0.5
3 40.0 4.32 0.5
3 50.0 4.32 0.5
3 63.0 4.32 0.5
3 80.0 4.32 0.25
3 100.0 4.32 -0.25
3 125.0 4.32 -0.25
3 160.0 4.32 -0.25
3 200.0 4.32 -0.25
3 250.0 4.32 -0.25
3 315.0 4.32 -0.25
3 400.0 4.32 0.0
3 500.0 4.32 0.25
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 0.25
3 2500.0 4.32 0.5
3 3150.0 4.32 0.5
3 4000.0 4.32 0.25
3 5000.0 4.32 0.25
3 6300.0 4.32 0.25
3 8000.0 4.32 0.25
3 10000.0 4.32 0.5
3 12000.0 4.32 0.75
3 16000.0 4.32 0.75
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Harbeth Monitor 30.0: comparison between EQs
Harbeth Monitor 30.0

Comparison betweens various EQs

Harbeth Monitor 30.0

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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