What we know about the measurement:

Arendal Sound 1723 Monitor THX is a passive bookshelves that cost around 2400 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: 89.6dB (avg. 100Hz-1kHz for 2.83V estimated at 1m)
  • -3dB (resp. -6db) point v.s. reference is at 63.0Hz (resp. 48.3Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.8dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-50.0°, 50.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-20.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.87 and would be 7.0 with a perfect subwoofer.
      • Details: NBD: ON 0.4, LW 0.338, SP 0.349, PIR 0.293; SM: SP0.759, PIR0.517; LFQ 1.239, LFX 45Hz
    • Tonality (Preference) Score is 6.68 with an EQ and would be 8.18 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.354, LW 0.27, SP 0.298, PIR 0.228; SM: SP0.923, PIR0.888; LFQ 1.117, LFX 32Hz
  • Link to Original review.
Arendal Sound 1723 Monitor THX
AutomaticEQ (IIR)
Set preamp gain to: -4.4dB.
Type Freq Q Gain
5 63.0 1.0 2.99
3 164.0 0.41 -2.98
3 200.0 2.06 1.33
3 299.0 1.64 1.85
3 965.0 2.97 -0.96
3 2302.0 2.36 -1.81
3 3110.0 2.69 -1.63
3 11077.0 0.31 -2.75
5 14473.0 0.89 1.73
Download

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

Arendal Sound 1723 Monitor THX filters_auto_eq

AutomaticEQ

Arendal Sound 1723 Monitor THX filters_eq_full

Target v.s. EQ

Arendal Sound 1723 Monitor THX
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 0.0
3 250.0 2.14 0.25
3 400.0 2.14 0.5
3 630.0 2.14 0.5
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 0.0
3 6300.0 2.14 0.0
3 10000.0 2.14 0.0
3 16000.0 2.14 -0.75
Download

These EQ is designed for a 15 bands graphical EQ.

Arendal Sound 1723 Monitor THX
Graphic EQ 31 bands
Set preamp gain to: -0.6dB.
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 0.0
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 0.25
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 0.25
3 800.0 4.32 0.25
3 1000.0 4.32 0.25
3 1250.0 4.32 0.5
3 1600.0 4.32 0.25
3 2000.0 4.32 0.0
3 2500.0 4.32 0.0
3 3150.0 4.32 0.0
3 4000.0 4.32 0.25
3 5000.0 4.32 0.0
3 6300.0 4.32 0.0
3 8000.0 4.32 0.0
3 10000.0 4.32 0.0
3 12000.0 4.32 0.0
3 16000.0 4.32 -0.25
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Arendal Sound 1723 Monitor THX: comparison between EQs
Arendal Sound 1723 Monitor THX

Comparison betweens various EQs

Arendal Sound 1723 Monitor THX

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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