NAD 3225PE - Integrated Amplifier Specifications; Power Amplifier Section Specifications; Preamplifier Section Specifications

INTEGRATED
AMPLIFIER
SPECIFICATION
NAD
3020i/3225PE
Power Amplifier Section
Stereo Mode
CONTINUOUS AVERAGE POWER
OUTPUT INTO 8 OHMS
(Min.
Power
per
channel,
20Hz-20KHz,
both
channels
driven,
with
no
more
than
rated
distortion)
Rated Distortion
(THD 20Hz-20KHz)
Clipping Power
(Maximum continuous power per channel)
IHF Dynamic Headroom at 8 ohms
IHF
Dynamic
Power
(Maximum
short
term
power
per
channel)
8 ohms:
4 ohms:
2 ohms:
Slew Factor
Slew Rate
Damping Factor
(ref. 8 ohms 50 Hz)
Input Impedance
Input Sensitivity 1W
at 8 ohms 20W
25W
Voltage Gain
Frequency Response
Signal/Noise ratio, A Weighted
Ref. 1W
Ref. Rated power
THD
(Total
Harmonic
Distortion
20Hz-20KHz,
from
250mW
to
rated
output)
SMPTE I.M.
30201 3225PE
20W (13dbW) 25W (14dbW)
0.03% 0.03 %
30W 40W
+3db +4db
40W(16dbW) 60W(18dbW)
40W(16dbW) 85W(19dbW)
50W(17dbW) 90W(19.5dbW)
> 50 > 50
15V/uSec 15V/uSec
> 40 > 40
R=20Kohm R=20Kohm
C=470pf C=820pf
200mV
900m V
1V
X14 (23db) X14 (23db)
6Hz to 80KHz 6Hz to 60KHz
+0,—3db +0,—3db
100db 100db
113db 114db
< 0.03% < 0.03%
< 0.03% < 0.03%
< 0.03% © < 0.03%
(Intermodulation
Distortion,
60Hz+7KHz,
4:1
From
250mW
to
rated
output)
IHF I.M.
(CCIF IM Distortion, 19+20KHz at rated output)
Preamplifier Section
Phono Input
Input Impedance (R and C) MM:
Input Sensitivity ref. 1W/20W MM:
1W/25W 1KHz MM:
Input Overload at 20Hz MM:
1KHz
20KHz
RIAA Accuracy
Signal/Noise
ratio
(A-Weighted
with
cartridge
connected)
ref. SmV in. MM:
Line Level Inputs (CD, Video, Tape)
Input Impedance (R and C)
Input Sensitivity ref. 1W/20W
1W/25W
Maximum Jnput Signal
Signal/Noise ratio (ref. 1W)
(A Weighted) (ref. rated power)
Frequency Response, 20Hz-20KHz
Infrasonic Filter
THD (20Hz-20KHz at 5V RMS Out)
Line Level Outputs
Preamp Output Impedance
Maximum Output Level
Tape output Impedance
Controls
Treble
1OKHz
Bass
50Hz
Audio Muting (Low Level)
Power Consumption
Net Weight
Dimension (Width x Height x Depth)
47Kohm + 300pf
0.55mV/2.4mV
20mV
200m V
1.7V
+/—0.5db
75db
40Kohm + 440pf
33mV/150mV
> 10V
87db
100db
+0.5db, —1db
—3db at 12Hz
18db/Octave
0.01%
600 ohms
14V
Source Z + 2K ohms
+/— 7Tdb
+/— 10db
—20db
140W
5Kg
420x80x250mm
47Kohm + 300pf
0.52mV/2.5mV
20mV
200m V
1.7V
+/—0.5db
75db
40Kohm + 440pf
34mV/160mV
> 10V
87db
101db
+0.5db, —1db
—3db at 12Hz
18db/Octave
0.01%
600 ohms
12V
Source Z + 2K ohms
+/— Tdb
+/— 10db
—20db
1SO0W
5Kg
420x80x250mm