M28 Seven Channel Power Amplifier
Attribute:
The Masters M28 Seven Channel Power Amplifier epitomises the ultimate in what is possible with today’s amplification techonology. It is one of the very first amplifiers to employ Purifi’s Eigentakt™ amplifier technology.
Categories : BY BRAND , NAD , MASTER SERIES , BY CATEGORY , AMPLIFIER , POWER-AMP MULTI-CH ,
Brand : NAD
Share
OVERALL SPECIFICATIONS
FTC power, two channels ≥ 220 W (ref. rated THD, 8 Ohms , 20 Hz – 20 kHz, two channels driven) ≥ 400 W (ref. rated THD, 4 Ohms , 20 Hz – 20 kHz, two channels driven)
Rated power, all channels ≥ 200 W (ref. rated THD, 8 Ohms , 20 Hz – 20 kHz, all channels driven) ≥ 340 W (ref. rated THD, 4 Ohms , 20 Hz – 20 kHz, all channels driven)
Rated THD (250 mW to rated power, CCIF IMD, DIM 100) ≤0.003 % (ref. 20 Hz – 20 kHz)
IHF dynamic power 280 W 8 Ohms, (all channels driven)
560 W 4 Ohms, (one channel driven)
Damping factor 1.3 V (ref. rated power)
Input impedance
Input Impedance (r and c) 47 kΩ (Balanced)
23 kΩ (Single-ended)
>118dB (ref. rated power)
Damping Factor >750dB (ref. 8 Ohms, 50Hz and 1kHz)
Frequency Response ±0.1dB (ref. 20Hz-20kHz)
-2.5dB at 3Hz and 100kHz
Input Impedance 47 kilohm (Balanced)
Signal/noise ratio > 102dB (A-weighted ref. 1W, Balanced)
> 97 dB (A-weighted ref. 1W, Single-ended)
> 124 dB (A-weighted ref. rated power, Balanced)
> 120 dB (A-weighted ref. rated power, Single-ended)
Frequency response ± 0.1 dB (ref. 20 Hz – 20 kHz)
– 3 dB at 3 Hz to 60 kHz
Time to go to Standby mode at no input signal ≤ 30 minutes
Standby power ≤ 0.5W
DIMENSIONS AND WEIGHT
Gross dimensions WxHxD 435 x 156 x 380 mm (17 3/16 x 6 3/16 x 15”)
Shipping Weight 21.2 kg (46.7 lbs)
