What we know about the measurement:

RSL CG25 Center is a passive center that cost around 425 USD

  • Quality of the measurement data is high.
  • Origin of the data is ASR.
  • Format of the data is generated by a Klippel NFS .
  • Sensitivity: 89.9dB (avg. 100Hz-1kHz for 2.83V measured at 1m).
  • -3dB (resp. -6db) point v.s. reference is at 58.6Hz (resp. 46.9Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 4.2dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-20.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-70.0°, 70.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 2.9 and would be 4.97 with a perfect subwoofer.
      • Details: NBD: ON 0.917, LW 0.793, SP 0.723, PIR 0.722; SM: SP0.808, PIR0.748; LFQ 1.071, LFX 43Hz
    • Tonality (Preference) Score is 4.97 with an EQ and would be 6.85 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.65, LW 0.52, SP 0.452, PIR 0.443; SM: SP0.93, PIR0.911; LFQ 1.071, LFX 39Hz
  • Horizontal measurement
  • Link to original Review: asr review. Links to other reviews: adh review , htr review .
  • Vendor specifications:
    • Sensitivity 88 dB
    • Size
      • Width 141mm
      • Height 482mm
      • Depth 247 mm)
    • Weight 10.4 kg
RSL CG25 Center
AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
5 93.0 0.71 2.99
3 158.0 1.12 -2.9
3 280.0 1.62 -1.77
3 404.0 2.96 -1.95
3 565.0 2.99 2.97
3 790.0 2.66 -2.48
3 1180.0 1.51 2.95
3 4492.0 2.98 -2.95
3 5870.0 0.54 0.01
Download

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

RSL CG25 Center filters_auto_eq

AutomaticEQ

RSL CG25 Center filters_eq_full

Target v.s. EQ

RSL CG25 Center
maiky76@ASR (IIR)
Set preamp gain to: -1.9dB.
Type Freq Q Gain
1 37.6 0.99 0.0
3 167.78 0.73 -5.74
3 355.56 1.76 -3.57
3 723.34 5.45 -4.0
3 896.43 4.28 -3.21
3 1387.11 0.52 3.02
3 2443.8 1.51 -3.26
3 4615.23 5.04 -5.8
3 5603.74 6.72 2.73
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.

RSL CG25 Center
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 0.0
3 160.0 2.14 -0.5
3 250.0 2.14 -0.5
3 400.0 2.14 -0.25
3 630.0 2.14 0.0
3 1000.0 2.14 0.25
3 1600.0 2.14 0.5
3 2500.0 2.14 0.0
3 4000.0 2.14 -0.25
3 6300.0 2.14 0.25
3 10000.0 2.14 0.0
3 16000.0 2.14 0.5
Download

These EQ is designed for a 15 bands graphical EQ.

RSL CG25 Center
Graphic EQ 31 bands
Set preamp gain to: -1.0dB.
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 0.0
3 125.0 4.32 -0.25
3 160.0 4.32 -0.5
3 200.0 4.32 -0.5
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 0.0
3 1000.0 4.32 0.5
3 1250.0 4.32 0.75
3 1600.0 4.32 0.75
3 2000.0 4.32 0.5
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 0.25
3 6300.0 4.32 0.5
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 0.75
3 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

RSL CG25 Center: comparison between EQs
RSL CG25 Center

Comparison betweens various EQs

RSL CG25 Center

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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