DETAILED SPECIFICATIONS
LINE VOLTAGE Yes/No Hi/Lo Line Nom. Unit Notes
US 120vac/60Hz Yes 108-132 120 Vrms Normal Operation
EU 230vac/50-60Hz Yes 207-264 230 Vrms Normal operation, MOMS required
Parameter
Specificatio
n
Unit
QA Test
Limits
Conditions Notes
Amp Section
Type (Class AB, D,
other)
D
n/a
n/a Class D Preferred...Sink required for Class
AB
Load Impedance
(speaker)
4
Ohms
n/a Nominal
Z-curve required
Rated Output Power 100 Watts 1 input driven Peak power
THD @ Rated (RMS)
Power
0.3
%
1 22k filter
50 Watts
THD @ 1 Watt 0.1 % 0.5 22k filter
DC Offset 10 mV-DC 20 @ Speaker Outputs
Damping factor
50
DF
40 Measured at amplifier board Measure at amp board THD < 0.1% 50 Watts
@ 50Hz
Input Sensitivity
Input Frequency 40 Hz 50 Nominal Freq.
Line input
100
mVrms
± 2dB
To Rated power/Vol @ Max Single input driven Un-Balanced GND
Zo=600
Speaker/Hi Level Input
2.6
Vrms
± 2dB
To Rated power/Vol @ Max Single input driven Un-Balanced GND
Zo=600
Signal to Noise
SNR-A-Weighted 100 dBA 70 relative to rated power A-Weighting filter
SNR-unweighted 80 dBr 70 relative to rated power 22k filter
SNR rel. 1W-unweighted 65 dBr 55 relative to 1W Output 22k filter
Residual Noise Floor 1 mVrms
2
Volume @max, using DVM or A/P (BW=20 KHz)
Residual Noise Floor
1.5
mVrms(max)
2 Volume @max, w/ A/P Swept Bandpass
Measurement (Line freq.+ harmonics)
(BW=20 Khz)
Input Impedance
Line Input 10K ohms n/a Nominal Zin Minimum, (test frequency 1 Khz)
Speaker/Hi Level Input 4.7K ohms n/a Nominal Zin Minimum, (test frequency 1 Khz)
Filters
Speaker in LP 2nd order
variable
50-150
Hz
± 10
-3db Point
Subsonic filter (HPF)
2nd order
25
Hz
Speaker out HP filter
Left & Rigth 200 Hz
± 10
Speaker input - Spkr out 4 Ohms
Left & Rigth 100 Hz
± 10
Speaker input - Spkr out 8 Ohms
4
Amplifier/Subwoofer ARC SUB10/DS-10
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Power
Driver
Weight and Dimensions
