What we know about the measurement:

Neumann KH 310A is an active bookshelves that cost around 4400 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 .
  • -3dB (resp. -6db) point v.s. reference is at 35.2Hz (resp. 32.2Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.2dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-60.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-30.0°, 30.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 6.1 and would be 7.6 with a perfect subwoofer.
      • Details: NBD: ON 0.365, LW 0.338, SP 0.347, PIR 0.317; SM: SP0.91, PIR0.766; LFQ 0.822, LFX 32Hz
    • Tonality (Preference) Score is 7.17 with an EQ and would be 8.39 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.317, LW 0.246, SP 0.284, PIR 0.229; SM: SP0.966, PIR0.943; LFQ 0.822, LFX 27Hz
  • Link to Original review.
  • Vendor specifications:
    • SPL
      • max: 108 dB
      • peak: 116 dB
      • pink_noise: 93 dB
    • Size
      • Width 383mm
      • Height 253mm
      • Depth 292 mm)
    • Weight 13.0 kg
Neumann KH 310A
AutomaticEQ (IIR)
Set preamp gain to: -3.0dB.
Type Freq Q Gain
3 28.0 1.93 2.98
3 85.0 2.15 2.03
3 1333.0 2.94 -2.07
3 1480.0 2.87 2.45
3 4654.0 2.81 -1.55
3 9001.0 1.42 -0.79
3 13652.0 1.13 -1.45
Download

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

Neumann KH 310A filters_auto_eq

AutomaticEQ

Neumann KH 310A filters_eq_full

Target v.s. EQ

Neumann KH 310A
flipflop@ASR (IIR)
Set preamp gain to: -2.0dB.
Type Freq Q Gain
3 656.0 19.0 1.3
3 795.0 10.0 1.0
3 980.0 4.0 -0.7
3 1300.0 9.0 -0.6
3 1560.0 6.5 2.4
3 1710.0 9.0 -1.3
3 1915.0 12.0 1.2
3 2130.0 8.0 -0.8
3 2285.0 18.0 1.1
3 2510.0 9.2 -1.5
3 2740.0 17.0 1.0
3 3020.0 8.0 -1.0
3 3380.0 10.0 0.5
3 4260.0 8.5 -1.2
3 4870.0 10.5 -1.6
3 5510.0 10.0 -0.5
3 7290.0 3.0 -0.6
3 9500.0 2.0 -0.4
3 12500.0 1.7 -1.1
3 16200.0 3.2 -1.5
Download

These EQ is designed by ASR member flipflop.

Neumann KH 310A
Graphic EQ 15 bands
Set preamp gain to: -0.6dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.25
3 63.0 2.14 0.25
3 100.0 2.14 0.25
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 0.0
3 1000.0 2.14 -0.25
3 1600.0 2.14 0.25
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.

Neumann KH 310A
Graphic EQ 31 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
3 20.0 4.32 0.0
3 25.0 4.32 0.25
3 31.0 4.32 0.25
3 40.0 4.32 0.25
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 -0.25
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 -0.25
3 500.0 4.32 -0.25
3 630.0 4.32 0.0
3 800.0 4.32 0.0
3 1000.0 4.32 -0.25
3 1250.0 4.32 -0.25
3 1600.0 4.32 0.0
3 2000.0 4.32 0.0
3 2500.0 4.32 -0.25
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.25
3 5000.0 4.32 -0.5
3 6300.0 4.32 -0.25
3 8000.0 4.32 -0.5
3 10000.0 4.32 -0.5
3 12000.0 4.32 -0.5
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.

Neumann KH 310A: comparison between EQs
Neumann KH 310A

Comparison betweens various EQs

Neumann KH 310A

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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