Description
The C 268 is an amazingly affordable amplifier with features and technology unmatched by other amplifiers in its class. This advanced amplifier includes many cutting edge technological breakthroughs developed by NAD over a 40-year history of creating affordable ultra-high performance audio components.
ANALOG AUDIO INPUT/LINE OUT
THD (20 Hz – 20 kHz) <0.003 % at 2V out
Signal-to-Noise Ratio >110 dB (IHF; 20 Hz – 20 kHz, ref. 2V out)
Channel separation >90 dB (1 kHz), >75 dB (10 kHz)
Input impedance (R and C) Single-ended: 33 kOhms + 220 pF
Balanced: 10 kOhms +20 pF
Maximum input signal >7.0 Vrms (ref. 0.1 % THD)
Output impedance 440 hms
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
Continuous output power into 8 Ohms and 4 ohms(Stereo mode) 80 W (ref. 20 Hz-20 kHz at rated THD, both channels driven)
Continuous output power into 8 Ohms (Bridge mode) 300 W (ref. 20 Hz – 20 kHz at THD 0.03%)
THD (20 Hz – 20 kHz) <0.03 % (250 mW to 80 W, 8 Ohms and 4 Ohms)
Signal-to-Noise Ratio >98 dB (A-weighted, 500 mV input, ref. 1 W out in 8 Ohms)
Clipping power (Stereo mode, at 1 kHz 0.1 % THD) >95 W
Clipping power (Bridge mode, at 1 kHz 0.1 % THD) >315 W
IHF dynamic power (Stereo mode, at 1 kHz 1 % THD) 8 Ohms: 120W 4 Ohms: 200W 2 Ohms: 250W
IHF dynamic power (Bridge mode, at 1 kHz 1 % THD) 8 Ohms: 500W 4 Ohms: 560W
Peak output current >20 A (in 1 ohm, 1 ms)
Damping factor >100 (ref. 8 ohms 20 Hz - 20 kHz)
Frequency response ±0.3 dB (20 Hz - 20 kHz)
Channel separation >80 dB (1 kHz), >70 dB (10 kHz)
Input sensitivity (for 80 W in 8 Ohms) Fixed Gain mode: 920 mV
Bridge Mode Gain Line In – Balanced and Single-ended Fixed Gain mode: 25 dB
Variable Gain mode: 14.5 dB – 34.5 dB
Bridge Mode Sensitivity Line In – Balanced and Single-ended Fixed Gain mode: 2.8 V for 300 W in 8 Ohms
Variable Gain mode at maximum: 940 mV for 300 W in 8 Ohms Bridge Mode Gain, C 268 and C 368 Fixed Gain mode: 43 dB at maximum volume C 368(RHC Pre Out C 368 driving LHC Line Input C 268) Bridge Mode Sensitivity (same configuration as above) 350 mV for 300 W
Standby power <0.5 W
DIMENSION AND WEIGHT
Gross dimensions (W x H x D) 435 x 100 x 390 mm (17 1/8 x 3 15/16 x 15 3/8 inches)
Net weight 7.3 kg (16.1 lbs)
Shipping weight 8.7 kg (19.2 lbs)
ANALOG AUDIO INPUT/LINE OUT
THD (20 Hz – 20 kHz) <0.003 % at 2V out
Signal-to-Noise Ratio >110 dB (IHF; 20 Hz – 20 kHz, ref. 2V out)
Channel separation >90 dB (1 kHz), >75 dB (10 kHz)
Input impedance (R and C) Single-ended: 33 kOhms + 220 pF
Balanced: 10 kOhms +20 pF
Maximum input signal >7.0 Vrms (ref. 0.1 % THD)
Output impedance 440 hms
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
Continuous output power into 8 Ohms and 4 ohms(Stereo mode) 80 W (ref. 20 Hz-20 kHz at rated THD, both channels driven)
Continuous output power into 8 Ohms (Bridge mode) 300 W (ref. 20 Hz – 20 kHz at THD 0.03%)
THD (20 Hz – 20 kHz) <0.03 % (250 mW to 80 W, 8 Ohms and 4 Ohms)
Signal-to-Noise Ratio >98 dB (A-weighted, 500 mV input, ref. 1 W out in 8 Ohms)
Clipping power (Stereo mode, at 1 kHz 0.1 % THD) >95 W
Clipping power (Bridge mode, at 1 kHz 0.1 % THD) >315 W
IHF dynamic power (Stereo mode, at 1 kHz 1 % THD) 8 Ohms: 120W 4 Ohms: 200W 2 Ohms: 250W
IHF dynamic power (Bridge mode, at 1 kHz 1 % THD) 8 Ohms: 500W 4 Ohms: 560W
Peak output current >20 A (in 1 ohm, 1 ms)
Damping factor >100 (ref. 8 ohms 20 Hz - 20 kHz)
Frequency response ±0.3 dB (20 Hz - 20 kHz)
Channel separation >80 dB (1 kHz), >70 dB (10 kHz)
Input sensitivity (for 80 W in 8 Ohms) Fixed Gain mode: 920 mV
Bridge Mode Gain Line In – Balanced and Single-ended Fixed Gain mode: 25 dB
Variable Gain mode: 14.5 dB – 34.5 dB
Bridge Mode Sensitivity Line In – Balanced and Single-ended Fixed Gain mode: 2.8 V for 300 W in 8 Ohms
Variable Gain mode at maximum: 940 mV for 300 W in 8 Ohms Bridge Mode Gain, C 268 and C 368 Fixed Gain mode: 43 dB at maximum volume C 368(RHC Pre Out C 368 driving LHC Line Input C 268) Bridge Mode Sensitivity (same configuration as above) 350 mV for 300 W
Standby power <0.5 W
DIMENSION AND WEIGHT
Gross dimensions (W x H x D) 435 x 100 x 390 mm (17 1/8 x 3 15/16 x 15 3/8 inches)
Net weight 7.3 kg (16.1 lbs)
Shipping weight 8.7 kg (19.2 lbs)