Specifications - NAD T 751 Service Manual

SPECIFICATIONS

POWER AMPLIFIER AND PREAMPLIFIER SECTIONS
Rated distortion
Input Sensitivity
S/N Ratio
Frequency Response
Channel Balance
Audio muting at 1kHz
Headphone O/P in 0.1%, 600 ohm load, CD in 500mV, 1 kHz
Subwoofer out, 500mV in
Crosstalk
Continuous average power output
Controls
Bass
Treble
SURROUND SECTION
Channel separation
I/p mode : L, R
I/p mode : L= -R
I/p mode : L= R
Frequency Response
I/p mode : L, R
I/p mode : L= R
I/p mode : L= -R
S/N Ratio ( 200mV in, 1, A-WTD w/ 1k termination)
I/p mode : L, R
I/p mode : L=R
I/p mode : L=-R
THD (2.2V in, 1W, w/ 80 kHz LPF, 1 kHz)
AC-3/DTS SECTION
Frequency Response
FL, FR, C, SL, SR:
Distortion 1W all channels
S/N 1 W ( CCIR/ARM, 200 Hz NOTCH & 400 Hz HPF)
(THD 20Hz-20 kHz FC/C/FR)
(THD 20Hz-20 kHz SL/SR)
(ref. 8 ohms, 1 kHz)
(A-wtd, 1KHz, 1W, 8 ohm)
(A-wtd, 1KHz, 70W, 8 ohm)
(2V input, 10W, 1 kHz)
(at 500mV in, 1W out, 100 Hz)
(at 500mV in, 1W out, 10 kHz)
: 1V in, 1 kHz, Ch R, L
: o/p at unexpected, 1 kHz, Ch C
: 1V in, 1 kHz, Ch R, L
: o/p at unexpected, 1 kHz, Ch C
: 1V in, 1 kHz, Ch R, L
: o/p at unexpected, 1 kHz, Ch SL, SR
: 1V in, 1W, Ch R, L
: 1V in, 1W, Ch C
: 1V in, 1W, Ch SL, SR
: 1 kHz, Ch L, R
: 1 kHz, Ch C
: 1 kHz, Ch SL, SR
(20 Hz - 20 kHz)
(1 dB to -40 dB, 1 kHz)
(-41 dB to -50 dB, 1 kHz)
(THD at 2V O/P, 100 Hz)
(S/N at 2V O/P, 100 Hz)
40Hz
20kHz
300Hz
20kHz
30Hz
6.5kHz
200Hz
20kHz
3
≤ 0.08%
≤ 0.3%
180+/-30 mV
≥ -76 dB
≥ -90 dB
0 ± 0.8 dB
≤ 2 dB
≤ 3 dB
≥ 53 dB
≥ 10V
≥ 0.5%
≥ 80 dB
> -68 dB
70 W
± 9 dB
± 9 dB
≥ 45 dB
≥ 35 dB
≥ 28 dB
≥ 30 dB
≥ 45 dB
≥ 30 dB
0 ± 1.5 dB
0 ± 0.8 dB
0 ± 0.8 dB
0 ± 0.8 dB
0 ± 1.0 dB
-3 ± 1.0 dB
≥ 65 dB
≥ 65 dB
≥ 65 dB
≤ 0.2%
0 ± 0.8 dB
0 ± 0.8 dB
0.08%
≥ 85 dB