NAD
82
SPECIFICATIONS - NAD L 40
Power Amplifier Section
Continuous average output power into 8 ohms
20W (13dBW)
(Min. power per channel, 20Hz-20kHz, both channels
driven, with no more than rated distortion)
Rated distortion (THD 1kHz)
0.05%
Clipping power (maximum continuous power per channel)
25W
IHF dynamic headroom at 8 ohms
+3dB
IHF dynamic power
8 ohms:
40W (16dBW)
(maximum short term power per channel)
4 ohms:
60W (17.8dBW)
2 ohms:
80W (19dBW)
Damping factor (ref. 8 ohms 50Hz)
>100
THD + SMPTE + IHF I.M. (from 250mV to rated output)
<0.05%
Frequency response
20Hz-20kHz
+/-0.3dB
-3dB at 10Hz/70kHz
Line Level Inputs (Tape, Aux)
Input impedance (R and C)
80k ohms + 220pF
Input sensitivity (for rated output into 8 ohms)
210mV
Frequency response, 20Hz-20kHz
+/-0.5dB
Controls
Bass
+/- 8dB at 100Hz
Treble
+/- 7dB at 10kHz
Bass EQ
+7dB at 35Hz
FM Tuner Section
Input sensitivity; Mono,(-30dB THD+N)
11.3dBf (1.0uV)
Mono, 50dB S/N
15dBf (1.5uV)
Stereo, 50dB S/N
37dBf (20uV)
Stereo, 60dB S/N
47dBf (60uV)
Capture ratio (45 to 65dBf)
<1.6dB
Selectivity
58dB
Image rejection
>80dB
I.F. rejection
60dB
Subcarrier suppression (19 and 38kHz)
55 dB
THD at 100% modulation;
Mono, 1kHz
<0.15%
100Hz-6kHz
<0.25%
Stereo, 1kHz
<0.2%
100Hz-6kHz
<0.3%
Signal/Noise ratio (at 65dBf, IHF weight);
Mono
>70dB
Stereo
>62dB
Frequency response;
30Hz-15kHz
+/-1dB
Stereo separation
@ 1kHz
>35dB
30Hz-10kHz
>30dB
CD Player Section
Decoding
Delta Sigma
Digital filter
8 times oversampled
Analog filter
2 pole active
Frequency response; 20Hz-20kHz
+/-0.5dB
De-Emphasis error
+/-0.3dB
