NAD 3020B - Specifications; Power Amplifier Specifications; Preamplifier Specifications; Physical Specifications

SPECIFICATIONS
POWER AMPLIFIER SECTION
Continuous average power output at 8 ohms
(minimum RMS power per channel, both channels
driven, with no more than the rated distortion)
Rated distortion (THD) 20Hz—20 KHz
Dynamic Headraam: at 8 ohms
Dynamic power (maximum short-term power Per channel)
8 ohms
4 ohms
2 ohms
T.H.D and SMPTE I.M, distortion from 250
mW to rated output
IHF I.M. (CCIF IM) and T.1.M. distortion at
rated output
Input impedance NORMAL input
LAB input
Input sensitivity for 1 Watt/25 Watts out
Frequency Response, LAB Input
Audio bandpass filtering, NORMAL input
PREAMPLIFIER SECTION
Phono input
Input impedance
Input Sensitivity (1 KHz) for 1 Watt/
25 Watts out
Signal-to-Noise Ratio with cartridge
connected, A- weighted
Input Overload
RIAA Accuracy
HIGH-LEVEL INPUTS (TUNER, AUX, TAPE)
Input Impedance
Input Sensitivity for 1 W/25 Watts out
Signal-to-Noise ratio, A-weighted
Input Overload
Frequency Response
PHYSICAL SPECIFICATIONS
Height
Width
Depth
Net Weight
Shipping Weight
Power Consumption
25 W (14 dBW)
0.02%
+3.0 dB
50W
55 W
70 W
< 0.02%
<0,02%
11.Kohm
22 Kohm
200 mV/1.0V
10 Hz—70 KHz
—3 dB at 15 Hz and
35 KHz, 12 dB/octave
47 Kohm, 100 pF
MM 0.55 mV/2.7 mV
MC 35 uV/180 nV
MM 75 dB re5mvV
MC 73 dB re 0.5 mV
MM 250 mV
MC 18 mV
+0.5 dB
20 kohm, 220 pF
35 mV/180 mV
90 dB re 1 W out
104 dB re 25 W out
>25V
20Hz—20KHz + 0.5 dB
9.6 cm (3.8 in)
42 cm (16.5 in)
24 cm (9.5 in)
5.26 Kg (11.6 Ibs.)
6.7Kg (14.7 Ibs.)
50—60 Hz, 110—120 VAC
60 Hz, 220 VAC
50 Hz, 240 VAC
150 VA