- Quality of the measurement data is high.
- Origin of the data is Topping.
- Format of the data is generated by a Klippel NFS .
- -3dB (resp. -6db) point v.s. reference is at 49.8Hz (resp. 46.9Hz).
- Reference level is normalised to 0.1dB computed over the frequency range [300.0Hz, 5000.0Hz].
- Frequency deviation is 1.6dB over the same frequency range.
- Tonality (Preference) Score
- Tonality (Preference) Score is 5.88
and would be 8.07 with a
perfect subwoofer.
- Details: NBD: ON 0.316, LW 0.306, SP 0.343, PIR 0.308; SM: SP0.946, PIR0.907; LFQ 0.452, LFX 46Hz
- Tonality (Preference) Score is 6.76
with an EQ and would be 8.83 with a
perfect subwoofer and the same EQ.
- Details: NBD: ON 0.201, LW 0.195, SP 0.246, PIR 0.189; SM: SP0.971, PIR0.958; LFQ 0.452, LFX 43Hz
- Tonality (Preference) Score is 5.88
and would be 8.07 with a
perfect subwoofer.
- Link to original Review: asr review. .
- Note: origin measurement done by a Klippel NFS.
Topping MA4 is an active bookshelves that cost around 800 USD for a pair.
Vendor specifications
- SPL
- peak: 105 dB
- Size
- Width 140mm
- Height 255mm
- Depth 288mm
- Weight 3.78kg
Directivity (-6dB)
| 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 |
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