NAD 304 Stereo Amplifier User Manual


 
PRE-AMP SECTION
Phono input
Input impedance
(R and C) 47k / 200pF
Input sensitivity, 1kHz MM 2.5mV ref. 0.5V
Signal/Noise ratio
(A-weighted with cartridge connected) MM 77dB ref. 5mV
THD
(20Hz - 20kHz) <0.1%
RIAA response accuracy
(20Hz - 20kHz) ±0.5dB
Line level inputs
Input impedance
(R and C) 20k / 500pF
Input sensitivity
(ref. 1W) 165mV
Maximum input signal >10V
Signal/Noise ratio
(A-weighted ref 1W) 91dB
Frequency response
(20Hz - 20kHz) ±0.5dB
Line level outputs
Output impedance Pre-amp 220
Tape Source Z + 2k
Phones 220
Maximum output level Pre-amp >12V
Tape >10V
Phones >10V into 600
>500mV into 8
Tone controls
Treble ±7dB at 10kHz
Bass ±10dB at 50Hz
POWER AMP SECTION
Continuous output power into 8 * 35W (17dBW)
Rated distortion
(THD 20Hz - 20kHz) 0.03%
Clipping power
(maximum continuous power per channel) 42W
IHF Dynamic headroom at 8 +5.5dB
IHF dynamic power
(maximum short term power per channel) 8 120W (21dBW)
4 160W (23dBW)
2 200W (23dBW)
Damping factor
(ref. 8, 50Hz) >100
Input impedance 18k / 560pF
Input sensitivity
(for rated power into 8) 1V
Frequency response
(20Hz - 20kHz) +0.3dB
Signal/noise ratio ref. 1W 102dB
ref. rated power 117dB
THD
(20Hz - 20kHz) <0.03%
Remote No
NAD Link No
PHYSICAL SPECIFICATIONS
Dimensions (W x H x D) 420 x 108 x 320mm
Net weight 6.4kg
Shipping weight 7.8kg
* 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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