NAD 3155 Pre-Ampsection, Phono input, Line level inputs, Line level outputs, Tone controls

PRE-AMP SECTION
Phono input
Input impedance (R and C)	MM	47kΩ / 100/200/320pF
	MC	100Ω / 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)		10kΩ / 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	800Ω
	Tape	Source Z + 1kΩ
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 8Ω *		55W (17.4dBW)
Rated distortion (THD 20Hz - 20kHz)		0.03%
Clipping power (maximum continuous power per channel)		65W
IHF Dynamic headroom at 8Ω		+3dB
IHF dynamic power (maximum short term power per channel)	8Ω	100W
	4Ω	100W
	2Ω	130W
Damping factor (ref. 8Ω , 50Hz)		>50
Input impedance		22kΩ
Input sensitivity (for rated power into 8Ω )		1.3V
THD (20Hz - 20kHz)		<0.03%
Bridged Mode
Continuous output power into 8Ω *		125W (21dBW)
IHF Dynamic headroom at 8Ω		+2.5dB
IHF dynamic power (maximum short term power per channel)	8Ω	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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