What we know about the measurement:

Theory Audio SB25 is a active bookshelves speaker .

  • Quality of the measurement data is high .
  • Origin of the data is Vendors-Theory Audio .
  • Format of the data is .
  • -3dB (resp. -6db) point v.s. reference is at 60.0Hz (resp. 56.0Hz).
  • Reference level is normalised to -0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.1dB over the same frequency range.
  • Directivity
    • Horizontal directivity is (-60.0°, 60.0°) 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 4.7 and would be 7.2 with a perfect subwoofer.
      • Details: NBD: ON 0.35, LW 0.33, SP 0.46, PIR 0.4; SM: SP0.78, PIR0.67; LFQ 1.1, LFX 54Hz
    • Tonality (Preference) Score is 5.6 with an EQ and would be 8.1 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.35, LW 0.3, SP 0.36, PIR 0.3; SM: SP0.94, PIR0.93; LFQ 1.08, LFX 53Hz
  • Vendor specifications:
    • Dispersion: 120° horizontal and 40° vertical.
    • Sensitivity 94 dB
    • Impedance 4 Ohm
    • SPL
      • peak: 117 dB
    • Size
      • Width 243mm
      • Height 546mm
      • Depth 96 mm)
    • Weight 11 kg
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