What we know about the measurement:

FBT Vertus CS1000 is an active liveportable that cost around 2600 USD for a pair.

  • Quality of the measurement data is medium.
  • Origin of the data is FBT.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 53.0Hz (resp. 48.7Hz).
  • Reference level is normalised to -0.9dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 11.4dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-10.0°, 10.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
    • Vertical directivity is (-10.0°, 20.0°) between 1kHz and 10kHz. Angle computed for +/-6dB.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 2.64 and would be 4.86 with a perfect subwoofer.
      • Details: NBD: ON 0.825, LW 0.733, SP 0.796, PIR 0.758; SM: SP0.77, PIR0.648; LFQ 0.405, LFX 47Hz
    • Tonality (Preference) Score is 5.42 with an EQ and would be 7.74 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.409, LW 0.323, SP 0.384, PIR 0.333; SM: SP0.927, PIR0.895; LFQ 0.432, LFX 49Hz
FBT Vertus CS1000
AutomaticEQ (IIR)
Set preamp gain to: -6.0dB.
Type Freq Q Gain
3 93.0 1.28 -2.97
3 117.0 1.4 -2.15
3 221.0 1.43 2.93
3 262.0 2.0 2.94
3 309.0 2.4 2.96
3 625.0 0.76 -2.1
3 3438.0 2.47 2.91
3 5310.0 1.83 2.99
3 6276.0 1.16 2.93
Download

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

FBT Vertus CS1000 filters_auto_eq

AutomaticEQ

FBT Vertus CS1000 filters_eq_full

Target v.s. EQ

FBT Vertus CS1000
Graphic EQ 15 bands
Set preamp gain to: -1.5dB.
Type Freq Q Gain
3 25.0 2.14 0.5
3 40.0 2.14 0.5
3 63.0 2.14 -0.25
3 100.0 2.14 -0.75
3 160.0 2.14 -0.25
3 250.0 2.14 0.75
3 400.0 2.14 0.0
3 630.0 2.14 -0.25
3 1000.0 2.14 -0.25
3 1600.0 2.14 0.0
3 2500.0 2.14 0.25
3 4000.0 2.14 1.0
3 6300.0 2.14 1.25
3 10000.0 2.14 0.75
3 16000.0 2.14 0.25
Download

These EQ is designed for a 15 bands graphical EQ.

FBT Vertus CS1000
Graphic EQ 31 bands
Set preamp gain to: -1.6dB.
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 -0.5
3 100.0 4.32 -0.5
3 125.0 4.32 -0.5
3 160.0 4.32 0.0
3 200.0 4.32 0.25
3 250.0 4.32 0.5
3 315.0 4.32 0.5
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 -0.25
3 1000.0 4.32 0.0
3 1250.0 4.32 0.0
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 0.75
3 4000.0 4.32 0.75
3 5000.0 4.32 1.25
3 6300.0 4.32 1.0
3 8000.0 4.32 0.5
3 10000.0 4.32 0.75
3 12000.0 4.32 0.5
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.

FBT Vertus CS1000: comparison between EQs
FBT Vertus CS1000

Comparison betweens various EQs

FBT Vertus CS1000

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
Frequency Frequency with EQ
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