Notice

Warning

We have multiple measurements for this speaker. Click here to see the default one (which is higher quality if we have one measurement better than the others).

What we know about the measurement:

Topping MA4 is an active bookshelves that cost around 800 USD for a pair.

  • Quality of the measurement data is low.
  • Origin of the data is Topping.
  • Format of the data is a scanned image .
  • -3dB (resp. -6db) point v.s. reference is at 55.7Hz (resp. 50.5Hz).
  • Reference level is normalised to 0.2dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.5dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 5.83 and would be 8.16 with a perfect subwoofer.
      • Details: NBD: ON 0.315, LW 0.292, SP 0.326, PIR 0.282; SM: SP0.95, PIR0.909; LFQ 0.472, LFX 50Hz
    • Tonality (Preference) Score is 6.6 with an EQ and would be 8.87 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.19, LW 0.193, SP 0.239, PIR 0.179; SM: SP0.97, PIR0.949; LFQ 0.472, LFX 48Hz
  • Note: origin measurement done by a Klippel NFS.
Topping MA4
AutomaticEQ (IIR)
Set preamp gain to: -1.3dB.
Type Freq Q Gain
PK 60.0 0.48 1.58
PK 155.0 1.25 -1.53
PK 270.0 0.54 -1.1
PK 579.0 2.07 1.75
PK 714.0 2.22 -2.05
PK 1532.0 0.59 0.85
PK 3177.0 1.83 -1.69
Download
This EQ optimise the Harman score and is a good start for far field listening like in your living room.
Improvement made by adding the above EQ
EQ
AutoEQ
Target v.s. EQ
Target v.s. EQ
Histogram of errors
On Axis (fullrange)
Listening Window (fullrange)
Predicted In-Room Response (fullrange)
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