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TEL. 02-3465-1575

 


Mark Levinson N¨¬523 Pre Amplifier 


 
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SPECIFICATIONS

Line stage gain, normal gain setting 13.5dB balanced; 7.5dB single-ended
Line stage frequency response, 20Hz to 20kHz ¡¾0.02dB
Line stage frequency response, 0.4Hz to 370kHz +0.1 / -3dB

Maximum input level, normal gain setting >10VRMS, single ended, >15VRMS, balanced
Maximum output level >11VRMS single ended, >22VRMS balanced
Headphone output impedance selectable; <3§Ù or 75§Ù
Headphone maximum output, low impedance setting, 30§Ù (0.3W), 20 to 20kHz, <0.1% THD >3VRMS
Headphone maximum output, low impedance setting, 300§Ù, 20Hz to 20kHz, <0.1% THD >9VRMS

Phono stage
RIAA frequency response 20Hz to 20kHz, ¡¾0.3dB
Infrasonic filter defeatable, 15Hz, 2nd order (12dB/octave)

Moving Magnet mode
• Input resistance 47k§Ù
• Input capacitance selectable; 50, 100, 150, 200, or 680pF
• Gain 40dB @ 1kHz
• THD+N, 20Hz to 20kHz, 2VRMS output <0.03%

Moving Coil mode
• Input resistance selectable; 20, 33, 50, 66, 100, 200, 330, 500, 1000, or 47k§Ù
• Input capacitance 50pF
• Gain selectable; 50, 60, or 70dB @ 1kHz
• THD+N, 20Hz to 20kHz, 2VRMS output <0.02%, 50 or 60dB settings, <0.04, 70db setting
 

Analog inputs 2 balanced (XLR),
3 single-ended (RCA) line,
1 single-ended (RCA) phono w/ ground
Analog outputs 1 balanced (XLR);
1 pair single-ended (RCA),
1 headphone (¨ù¡±, 6.3mm TS)

Dimensions 
Height (with feet): 3.75¡± (10.2cm)
Height (without feet): 3.25¡± (8.9cm)
Width: 17.25¡± (43.8cm)
Depth: 18¡± (45.7cm)Weight 

Net weight: 39 lbs (17.7kg)
Shipping weight: 58 lbs (26.3kg)


 




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