JBL PRX908 is an active liveportable that cost around 850 USD each.

  • Quality of the measurement data is high.
  • Origin of the data is JBL.
  • Format of the data is a GLL file .
  • -3dB (resp. -6db) point v.s. reference is at 63.0Hz (resp. 58.0Hz).
  • Reference level is normalised to -0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.0dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.4 and would be 5.99 with a perfect subwoofer.
      • Details: NBD: ON 0.438, LW 0.542, SP 0.747, PIR 0.652; SM: SP0.74, PIR0.584; LFQ 1.159, LFX 58Hz
    • Tonality (Preference) Score is 4.66 with an EQ and would be 7.31 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.353, LW 0.372, SP 0.556, PIR 0.45; SM: SP0.888, PIR0.801; LFQ 1.159, LFX 60Hz
  • Link to Original review.
JBL PRX908

Vendor specifications

  • Dispersion: 105° horizontal and 60° vertical.
  • SPL
    • max: 126 dB
  • Size
    • Width 312mm
    • Height 479mm
    • Depth 285mm
  • Weight 13.7kg

Directivity (-6dB)

AutomaticEQ (IIR)
Set preamp gain to: -2.9dB.
Type Freq Q Gain
PK 93.0 1.29 -2.96
PK 164.0 1.3 2.67
PK 342.0 2.63 1.06
PK 933.0 0.44 -1.09
PK 1648.0 2.84 2.13
PK 2014.0 2.44 2.51
PK 4803.0 2.88 2.1
PK 7669.0 2.99 -2.2
PK 12246.0 1.18 -1.27
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This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Graphic EQ 15 bands
Set preamp gain to: -0.6dB.
Type Freq Q Gain
PK 25.0 2.14 0.5
PK 40.0 2.14 0.5
PK 63.0 2.14 0.25
PK 100.0 2.14 -0.25
PK 160.0 2.14 0.25
PK 250.0 2.14 0.0
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
PK 1000.0 2.14 -0.25
PK 1600.0 2.14 0.5
PK 2500.0 2.14 0.25
PK 4000.0 2.14 0.25
PK 6300.0 2.14 0.25
PK 10000.0 2.14 0.0
PK 16000.0 2.14 0.5
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This EQ is designed for a 15 bands graphical EQ.
Graphic EQ 31 bands
Set preamp gain to: -0.9dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.5
PK 31.0 4.32 0.5
PK 40.0 4.32 0.5
PK 50.0 4.32 0.5
PK 63.0 4.32 0.5
PK 80.0 4.32 -0.5
PK 100.0 4.32 -0.5
PK 125.0 4.32 0.0
PK 160.0 4.32 0.25
PK 200.0 4.32 0.25
PK 250.0 4.32 0.0
PK 315.0 4.32 0.25
PK 400.0 4.32 0.0
PK 500.0 4.32 -0.25
PK 630.0 4.32 0.0
PK 800.0 4.32 -0.25
PK 1000.0 4.32 -0.25
PK 1250.0 4.32 -0.25
PK 1600.0 4.32 0.5
PK 2000.0 4.32 0.75
PK 2500.0 4.32 0.25
PK 3150.0 4.32 0.0
PK 4000.0 4.32 0.0
PK 5000.0 4.32 0.5
PK 6300.0 4.32 0.25
PK 8000.0 4.32 -0.5
PK 10000.0 4.32 -0.25
PK 12000.0 4.32 -0.25
PK 16000.0 4.32 0.25
PK 20000.0 4.32 0.0
Download
This EQ is designed for a 31 bands graphical EQ.
Quick config:
Quick config:
Quick config:
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