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SPECIFICATION - NAD Model 523
Disc capacity Five discs, 120mm or 80mm
Programming capability 40 Tracks
Digital-to-Analogue conversion 1 Bit PWM
Digital filter 8 x oversampled linear
Frequency response 20Hz-20kHz ±0.2dB
THD (at 0dB, 1kHz) 0.003%
Dynamic range 98dB
Linearity ±1dB; 0 to -90dB
Signal to noise ratio (A-weighted, measured 100dB
with all zeroes test disc)
Channel separation @ 1kHz >92dB
Wow and Flutter Unmeasurable
(Quartz accuracy)
Output level @ 0dB 2.1V rms
Output impedance 150
Digital error correction CIRC with double error
correction in C1 and C2
Remote control Yes
PHYSICAL SPECIFICATIONS
Dimensions (W x H x D) 435 x 124 x 385 mm
Net weight 6.1kg
NOTE: NAD reserves the right to change specifications or design at any time without notice.