What we know about the measurement:

Yamaha HS7 is an active bookshelves that cost around 640 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 87.9Hz (resp. 43.9Hz).
  • Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.8dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-70.0°, 60.0°) 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 3.93 and would be 5.87 with a perfect subwoofer.
      • Details: NBD: ON 0.585, LW 0.47, SP 0.352, PIR 0.378; SM: SP0.668, PIR0.337; LFQ 0.576, LFX 41Hz
    • Tonality (Preference) Score is 6.33 with an EQ and would be 8.13 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.409, LW 0.29, SP 0.275, PIR 0.219; SM: SP0.919, PIR0.918; LFQ 0.576, LFX 38Hz
  • Link to Original review.
Yamaha HS7
AutomaticEQ (IIR)
Set preamp gain to: -2.8dB.
Type Freq Q Gain
5 378.0 1.06 2.25
3 447.0 1.44 -1.6
3 584.0 2.43 2.29
3 903.0 2.15 -2.84
3 1491.0 1.44 2.33
3 2014.0 2.37 2.05
3 4064.0 1.05 -1.57
3 9064.0 2.18 1.47
3 12246.0 0.92 -1.55
Download

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

Yamaha HS7 filters_auto_eq

AutomaticEQ

Yamaha HS7 filters_eq_full

Target v.s. EQ

Yamaha HS7
maiky76@ASR (IIR)
Set preamp gain to: -2.1dB.
Type Freq Q Gain
1 43.0 1.14 0.0
3 380.5 2.43 -1.57
3 896.5 1.88 -4.13
3 1712.0 1.41 1.82
3 3942.0 1.05 -3.04
3 12184.0 2.73 -3.6
Download

These EQ is designed by ASR member maiky76. These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Yamaha HS7
flipflop@ASR (IIR)
Set preamp gain to: -1.8dB.
Type Freq Q Gain
3 317.0 10.0 0.6
3 362.0 6.0 -1.1
3 599.0 8.0 1.1
3 704.0 15.0 -0.5
3 902.0 2.3 -3.6
3 1220.0 7.0 1.3
3 1562.0 10.0 2.2
3 1697.0 15.0 -0.6
3 1917.0 14.0 1.1
3 2280.0 11.0 1.8
3 2485.0 12.0 -1.3
3 2760.0 13.0 1.1
3 3005.0 5.5 -1.6
3 3700.0 8.0 -2.5
3 4295.0 10.0 -1.2
3 4855.0 13.0 -1.3
3 5380.0 10.0 -1.4
3 6850.0 6.0 -0.9
3 9100.0 2.5 1.2
3 12150.0 1.7 -3.4
Download

These EQ is designed by ASR member flipflop.

Yamaha HS7
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 0.5
3 160.0 2.14 0.25
3 250.0 2.14 0.25
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 0.0
3 4000.0 2.14 -0.5
3 6300.0 2.14 -0.5
3 10000.0 2.14 -0.5
3 16000.0 2.14 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

Yamaha HS7
Graphic EQ 31 bands
Set preamp gain to: -0.4dB.
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 0.25
3 63.0 4.32 0.25
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 0.0
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 0.0
3 800.0 4.32 -0.25
3 1000.0 4.32 -0.25
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 0.0
3 3150.0 4.32 -0.25
3 4000.0 4.32 -0.5
3 5000.0 4.32 -0.5
3 6300.0 4.32 -0.25
3 8000.0 4.32 -0.25
3 10000.0 4.32 -0.25
3 12000.0 4.32 -0.5
3 16000.0 4.32 0.0
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Yamaha HS7: comparison between EQs
Yamaha HS7

Comparison betweens various EQs

Yamaha HS7

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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