NAD 3155 - Manual (Page 4)

PRE-AMP SECTION
Phono input
Input impedance
(R and C) MM 47k
Ω
/ 100/200/320pF
MC 100
Ω
/ 1000pF
Input sensitivity, 1kHz MM 2.8mV
MC 0.28mV
Signal/Noise ratio
(A-weighted with cartridge connected)
MM 78dB ref. 5mV
MC 78dB ref. 0.5mV
THD (20Hz - 20kHz) <0.04%
RIAA response accuracy
(20Hz - 20kHz)
±0.5dB
Line level inputs
Input impedance
(R and C)
10k
Ω
/ 220pF
Input sensitivity (ref. 1W) 25mV
Maximum input signal >10V
Signal/Noise ratio
(A-weighted ref 1W)
86dB
Frequency response 20Hz - 20kHz / ±0.5dB
Line level outputs
Output impedance
Pre-amp 800
Ω
Tape Source Z + 1k
Ω
Maximum output level Pre-amp 10V
Tone controls
Treble
±7dB at 10kHz
Bass ±7dB at 100Hz
Bass EQ +3dB at 70Hz
+6dB at 32Hz
Infrasonic filter (switchable) -3dB at 15Hz - 12dB/octave
POWER AMP SECTION
Continuous output power into 8
Ω
* 55W (17.4dBW)
Rated distortion (THD 20Hz - 20kHz) 0.03%
Clipping power (maximum continuous power per channel) 65W
IHF Dynamic headroom at 8
Ω
+3dB
IHF dynamic power (maximum short term power per channel) 8
Ω
100W
4
Ω
100W
2
Ω
130W
Damping factor (ref. 8 Ω , 50Hz) >50
Input impedance 22k
Ω
Input sensitivity
(for rated power into 8 Ω )
1.3V
THD (20Hz - 20kHz) <0.03%
Bridged Mode
Continuous output power into 8
Ω
* 125W (21dBW)
IHF Dynamic headroom at 8
Ω
+2.5dB
IHF dynamic power (maximum short term power per channel) 8
Ω
250W
Remote Yes
NAD Link Yes
PHYSICAL SPECIFICATIONS
Dimensions (W x H x D)
420 x 108 x 380mm
Net weight 8.4kg
Shipping weight 9.8kg
Power consumption (120 ~ 240V, 50/60Hz) 340W
* 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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