ENGLISH
8
REFERENCE
SPECIFICATIONS
AUDIO SPECIFICATIONS
ANALOG AUDIO INPUT/LINE OUT
THD (20 Hz – 20 kHz) <0.0005 % at 2V out
Signal-to-Noise Ratio >120 dB (IHF; 20 Hz – 20 kHz, ref. 2V out)
Channel separation >110 dB (1 kHz)
>100 dB (10 kHz)
Input impedance (R and C) Single-ended: 56 kohms + 280 pF
Balanced: 56 kohms +280 pF
Maximum input signal >7.0 Vrms (ref. 0.1 % THD)
Output impedance 390 ohms
Frequency response ±0.1 dB (20 Hz - 20 kHz)
Maximum voltage output -IHF load >7.0 V (ref. 0.1 % THD)
ANALOG AUDIO INPUT/SPEAKER OUT
Rated output power into 8 Ohms (Stereo) 185 W at 8 ohms (ref. 20 Hz-20 kHz at rated THD, both channels driven)
Rated output power into 4 ohms (Stereo) 340 W at 4 ohms (ref. 20 Hz-20 kHz at rated THD, both channels driven)
Rated output power into 8 Ohms (Bridge mode) 620 W at 8 ohms (ref. 20 Hz-20 kHz at rated THD, both channels driven)
THD (20 Hz – 20 kHz) <0.005 % (1 W to 185 W, 8 ohms and 4 ohms)
Signal-to-Noise Ratio >98 dB (A-weighted, 500 mV input, ref. 1 W out in 8 ohms)
>120 dB (A-weighted, ref. 185 W out in 8 ohms)
Clipping power (Stereo mode, at 1 kHz 0.1 % THD) >200 W
Clipping power (Bridge mode, at 1 kHz 0.1 % THD) >690 W
IHF dynamic power (Stereo mode, at 1 kHz 1 % THD) 8 ohms: 260 W
4 ohms: 490 W
2 ohms: 570 W
IHF dynamic power (Bridge mode, at 1 kHz 1 % THD) 8 ohms: 1000 W
4 ohms: 1100 W
Peak output current >25 A (in 1 ohm, 1 ms)
Damping factor >800 (ref. 8 ohms 20 Hz – 6.5 kHz)
Frequency response ±0.2 dB (20 Hz - 20 kHz)
-3 dB at 60 kHz
Channel separation >100 dB (1 kHz)
>80 dB (10 kHz)
Stereo Mode input sensitivity (for 185 W in 8 ohms) Fixed Gain mode: 1.43 V
Stereo Mode Gain - Line In – Balanced and Single-ended Fixed Gain mode: 28.6 dB
Variable Gain mode: 8.5 dB – 28.5 dB
Bridge Mode Sensitivity - Line In – Balanced and Single-ended Fixed Gain mode: 3.78 V for 620 W in 8 ohms
Variable Gain mode at maximum: 1.41 V for 620 W in 8 ohms
Bridge Mode Gain - Line In – Balanced and Single-ended Fixed Gain mode: 25.4 dB
Variable Gain mode: 14.5 dB – 34.5 dB
Standby power <0.5 W
DIMENSION AND WEIGHT
Gross dimensions (W x H x D) * 435 x 120 x 390 mm
17 ⁄ x 4 ¾ x 15 ⁄ inches
Net weight 11.2 kg (24.7 lbs)
Shipping weight 13.6 kg (30 lbs)
* - Gross dimension includes feet and extended rear panel terminals.
Specifications are subject to change without notice. Check out www.NADelectronics.com for updated documentation or latest information about C298.
All specs are measured according to IHF 202 CEA 490-AR-2008 standard. THD is measured using AP AUX 0025 passive lter and AES 17 active lter.
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