JBL 708i active is an active bookshelves that cost around 5400 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 43.9Hz (resp. 39.6Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 5.6dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 3.86 and would be 5.74 with a perfect subwoofer.
      • Details: NBD: ON 0.556, LW 0.512, SP 0.471, PIR 0.468; SM: SP0.677, PIR0.366; LFQ 1.047, LFX 39Hz
    • Tonality (Preference) Score is 6.1 with an EQ and would be 7.75 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.417, LW 0.382, SP 0.335, PIR 0.324; SM: SP0.938, PIR0.899; LFQ 1.047, LFX 35Hz
  • Link to Original review.
  • Note: IMPORTANT this is in active mode driven by a Crown DCI 4|300n and JBL's configuration!.
JBL 708i active

Vendor specifications

  • SPL
    • max: 108 dB
    • peak: 114 dB
  • Size
    • Width 248mm
    • Height 438mm
    • Depth 292mm
  • Weight 11.5kg

Directivity (-6dB)

AutomaticEQ (IIR)
Set preamp gain to: -2.7dB.
Type Freq Q Gain
PK 38.0 1.49 2.76
PK 279.0 2.16 2.04
PK 289.0 0.68 -1.51
PK 765.0 2.99 2.26
PK 6144.0 1.04 -4.01
PK 10707.0 2.96 2.05
PK 13652.0 1.33 -4.54
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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 0.0
PK 100.0 2.14 0.0
PK 160.0 2.14 -0.25
PK 250.0 2.14 0.0
PK 400.0 2.14 -0.25
PK 630.0 2.14 0.0
PK 1000.0 2.14 -0.25
PK 1600.0 2.14 0.0
PK 2500.0 2.14 -0.25
PK 4000.0 2.14 -0.25
PK 6300.0 2.14 -0.75
PK 10000.0 2.14 -0.5
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: -0.7dB.
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 0.25
PK 63.0 4.32 0.0
PK 80.0 4.32 0.0
PK 100.0 4.32 0.0
PK 125.0 4.32 -0.25
PK 160.0 4.32 -0.25
PK 200.0 4.32 -0.25
PK 250.0 4.32 -0.25
PK 315.0 4.32 0.0
PK 400.0 4.32 -0.25
PK 500.0 4.32 -0.25
PK 630.0 4.32 -0.25
PK 800.0 4.32 0.0
PK 1000.0 4.32 -0.25
PK 1250.0 4.32 0.0
PK 1600.0 4.32 0.0
PK 2000.0 4.32 0.0
PK 2500.0 4.32 -0.5
PK 3150.0 4.32 -0.25
PK 4000.0 4.32 -0.5
PK 5000.0 4.32 -0.75
PK 6300.0 4.32 -0.75
PK 8000.0 4.32 -0.75
PK 10000.0 4.32 -0.5
PK 12000.0 4.32 -0.75
PK 16000.0 4.32 -0.5
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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