NAD 7020i - Manual (Page 3)

PRE-AMP SECTION
Phono input
Input impedance
(R and C)
47k Ω / 100pF
Input sensitivity, 1kHz 2.4mV ref. 20W
Signal/Noise ratio
(A-weighted with cartridge connected)
75dB ref. 5mV
THD (20Hz - 20kHz) <0.04%
RIAA response accuracy (20Hz - 20kHz) ±0.5dB
Line level inputs
Input impedance
(R and C)
40k Ω / 100pF
Input sensitivity
(ref. 20W)
150mV
Maximum input signal >10V
Signal/Noise ratio
(A-weighted ref 1W)
84dB
Frequency response (20Hz - 20kHz) +0.5dB, -1.0dB
Infrasonic filter -3db at 15Hz, 24dB/octave
Line level outputs
Output impedance
Tape Source Z + 1k
Ω
Phones 220
Ω
Maximum output level Tape 10V
Phones >10V into 600 Ω
>500mV into 8 Ω
Tone controls
Treble
±7dB at 10kHz
Bass ±10dB at 50Hz
POWER AMP SECTION
Continuous output power into 8
Ω
* 20W (13dBW)
Rated distortion
(THD 20Hz - 20kHz)
0.03%
Clipping power
(maximum continuous power per channel)
25W
IHF Dynamic headroom at 8 Ω +2.5dB
IHF dynamic power
(maximum short term power per channel)
8 Ω 35W (15.5dBW)
4 Ω 35W (15.5dBW)
2 Ω 50W (17dBW)
Damping factor
(ref. 8 Ω , 50Hz)
>30
Input sensitivity
(for rated power into 8 Ω )
900mV
FM TUNER SECTION
Input sensitivity
Mono -30dB THD+N 11.3dBf (2.0µV/300
Ω
)
Mono 30dB S/N 15dBf (3.0µV/300 Ω )
Stereo 50dB S/N 37dBf (40µV/300 Ω )
Stereo 60dB S/N 47dBf (120µV/300 Ω )
Capture ratio (45 - 65dBf) <1.5dB
AM rejection (45 - 65dBf) >60dB
Selectivity, alternate channel 58dB
Image rejection 70dB
I F rejection 90dB
Harmonic distortion Mono 0.1%
Stereo 0.1%
Signal/Noise ratio Mono >80dB
Stereo >74dB
Frequency response ±0.5dB 30Hz - 15kHz
Channel separation at 1kHz 45dB
AM TUNER SECTION
Usable sensitivity
5µV
Selectivity 30dB
Image rejection 45dB
I F rejection 35dB
Signal/Noise ratio 45dB
Harmonic distortion 0.5%
Remote No
NAD Link No
PHYSICAL SPECIFICATIONS
Dimensions (W x H x D)
420 x 91x 273mm
Net weight 5.5kg
Shipping weight 6.8kg
Power consumption (120 ~ 240V, 50/60Hz) 150W
* Minimum power per chnnel, 20Hz - 20kHz, both channels driven with no more than rated distiortion.
Dimensions are of unit’s cabinet without attached feet; add up to 18mm for total height.
Dimension depth excludes terminals, sockets, controls and buttons.
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