What we know about the measurement:

RCF ART 945-A is an active liveportable that cost around 2800 USD for a pair.

  • Quality of the measurement data is medium.
  • Origin of the data is Production Partner.
  • Format of the data is a scanned image .
  • -3dB (resp. -6db) point v.s. reference is at 50.5Hz (resp. 47.5Hz).
  • Reference level is normalised to 0.9dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 1.4dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.46 and would be 6.68 with a perfect subwoofer.
      • Details: NBD: ON 0.366, LW 0.385, SP 0.44, PIR 0.406; SM: SP0.744, PIR0.487; LFQ 2.306, LFX 47Hz
    • Tonality (Preference) Score is 6.2 with an EQ and would be 8.42 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.241, LW 0.237, SP 0.316, PIR 0.246; SM: SP0.93, PIR0.893; LFQ 2.306, LFX 47Hz
  • Link to Original review.
RCF ART 945-A
AutomaticEQ (IIR)
Set preamp gain to: -2.1dB.
Type Freq Q Gain
HS 62.0 0.81 -1.31
PK 106.0 0.98 -2.92
PK 221.0 2.82 -2.11
PK 584.0 1.95 -2.51
PK 739.0 0.29 2.83
PK 1180.0 2.91 -1.8
PK 1704.0 2.16 1.64
PK 6709.0 2.78 -2.21
PK 15474.0 1.05 -0.98
Download

These EQ optimise the Harman score and is a good start for far field listening like in your living room.

RCF ART 945-A filters_auto_eq

AutomaticEQ

RCF ART 945-A filters_eq_full

Target v.s. EQ

RCF ART 945-A
Graphic EQ 15 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
PK 25.0 2.14 0.0
PK 40.0 2.14 0.25
PK 63.0 2.14 -0.5
PK 100.0 2.14 -0.5
PK 160.0 2.14 -0.25
PK 250.0 2.14 -0.25
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 0.5
PK 2500.0 2.14 0.5
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 0.0
Download

These EQ is designed for a 15 bands graphical EQ.

RCF ART 945-A
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 0.0
PK 31.0 4.32 0.25
PK 40.0 4.32 0.25
PK 50.0 4.32 0.25
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 -0.25
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 0.0
PK 630.0 4.32 0.0
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 0.5
PK 2000.0 4.32 0.5
PK 2500.0 4.32 0.5
PK 3150.0 4.32 0.25
PK 4000.0 4.32 0.25
PK 5000.0 4.32 -0.25
PK 6300.0 4.32 -0.25
PK 8000.0 4.32 0.0
PK 10000.0 4.32 0.0
PK 12000.0 4.32 0.0
PK 16000.0 4.32 0.0
PK 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

RCF ART 945-A: comparison between EQs
RCF ART 945-A

Comparison betweens various EQs

RCF ART 945-A

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
;