Loading ...
Loading ...
Loading ...
23
N
0
526 / N
0
523 DUAL-MONAURAL PREAMPLIFIER / OWNER’S MANUAL
ENGLISH
MARK LEVINSON N
0
526 AND N
0
523 SPECIFICATIONS
LINE STAGE
Gain
• Normal gain setting
• High gain setting
• Fixed mode, normal gain setting
• Fixed mode, high gain setting
13.5dB balanced; 7.5dB single-ended
19.5dB balanced; 13.5dB single-ended
3.0dB balanced; –3.0dB single-ended
9.0dB balanced; 3.0dB single-ended
Frequency response
• 20Hz to 20kHz
• 0.4Hz to 370kHz
±0.02dB
+0.1 / -3dB
Total harmonic distortion plus noise (THD+N)
• at 1kHz (2V
RMS
single-ended or 4V
RMS
balanced output)
• at 20kHz (2V
RMS
single-ended or 4V
RMS
balanced output)
<0.003%
<0.005%
Signal-to-noise ratio
• 20Hz to 20kHz, wideband, unweighted
• A-weighted
• Reference to 2V
RMS
single-ended or
4V
RMS
balanced output, max volume
>97dB
>100dB
>115dB @ 1kHz
>105dB @ 20kHz (spot noise)
Crosstalk
• at 1kHz
• at 20kHz
Channel separation
High-pass filter
Volume control
<-107dB
<-82dB
below noise floor (>115dB @ 1kHz)
defeatable 80Hz, 4
th
order (24dB/octave) Butterworth
balanced, current mode, discrete 15-bit R-2R ladder
SINGLEENDED (RCA) INPUTS
• Input impedance >45kΩ
• Maximum input level normal gain setting: >10V
RMS
, high gain setting: >7V
RMS
BALANCED (XLR) INPUTS
• Input impedance >45kΩ
• Maximum input level normal gain setting: >15V
RMS
, high gain setting: >7.5V
RMS
SINGLEENDED (RCA) OUTPUTS
• Output impedance <80Ω
• Maximum output level >11V
RMS
BALANCED (XLR) OUTPUTS
• Output impedance <160Ω
• Maximum output level >22V
RMS
SPECIFICATIONS
Loading ...
Loading ...
Loading ...