MARK LEVINSON № 523
MARK LEVINSON № 523
22,950.00€
DUAL-MONAURAL PREAMPLIFIER WITH PHONO STAGE
Uncover details you’ve never heard before
Hear every nuance and intricacy of your music with the № 523. This high-end preamplifier serves as the hub of your audio system and perfectly preserves analog audio signals — so you can experience the full potential of the music you love.
Highlights
| Pure Path discrete, direct coupled, fully balanced, dual-monaural signal path |
|---|
| Discrete, balanced R-2R ladder volume control for precision and performance |
| Class-A Pure Phono stage with custom configuration for MC and MM cartridge compatibility |
| Integrated Main Drive fully balanced class-A headphone preamplifier circuitry |
| Selectable fourth-order, 80 Hz high-pass filter allows seamless integration of subwoofers |
| Designed and handcrafted in the USA |
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No_ 523 SPECIFICATIONS
CONNECTIVITY
• ANALOG INPUTS: 2 balanced (XLR), 3 single-ended (RCA) line, 1 single-ended (RCA)
phono w/ ground
• DIGITAL INPUTS: 1 balanced (XLR); 2 coaxial (RCA); 2 optical (Toslink); 1 USB-B
asynchronous
• ANALOG OUTPUTS: 1 balanced (XLR); 1 pair single-ended (RCA), 1 headphone
(¼”, 6.3mm TS)
• CONTROL CONNECTORS: Ethernet (RJ45), RS-232 (RJ12), Trigger In and Out, IR In,
USB-A, Mini USB
ANALOG AUDIO PERFORMANCE
• LINE STAGE GAIN, NORMAL GAIN SETTING: 13.5dB balanced; 7.5dB single-ended
• LINE STAGE FREQUENCY RESPONSE, 20Hz TO 20kHz: ±0.02dB
• LINE STAGE FREQUENCY RESPONSE, 0.4Hz TO 370kHz: +0.1 / -3dB
• THD+N @ 1kHz (2VRMS SINGLE-ENDED OR 4VRMS BALANCED OUTPUT): < 0.003%
• SIGNAL-TO-NOISE RATIO (REF. TO 2VRMS SINGLE-ENDED OR 4VRMS BALANCED,
MAX VOL): >115dB @ 1kHz
• CROSSTALK @ 1kHz: <-107dB
• CHANNEL SEPARATION: below noise floor (>115dB @ 1kHz)
• INPUT IMPEDANCE: >45kΩ
• OUTPUT IMPEDANCE: < 80Ω single ended, < 160Ω balanced
• MAXIMUM INPUT LEVEL, NORMAL GAIN SETTING: >10VRMS, single ended, >15VRMS,
balanced
• MAXIMUM OUTPUT LEVEL: >11VRMS single ended, >22VRMS balanced
MAIN DRIVE HEADPHONE CIRCUIT
• HEADPHONE OUTPUT IMPEDANCE: selectable; < 3Ω or 75Ω
• HEADPHONE MAXIMUM OUTPUT, LOW IMPEDANCE SETTING, 30Ω (0.3W),
20 TO 20kHz, < 0.1% THD: >3VRMS
• HEADPHONE MAXIMUM OUTPUT, LOW IMPEDANCE SETTING, 300Ω, 20Hz TO 20kHz,
< 0.1% THD: >9VRMS
• HEADPHONE THD+N, 20Hz TO 20kHz, 2V RMS: < 0.03% @ 30Ω, < 0.01% @ 300Ω
PHONO STAGE
• RIAA FREQUENCY RESPONSE: 20Hz to 20kHz, ±0.3dB
• INFRASONIC FILTER: defeatable, 15Hz, 2nd order (12dB/octave)
MOVING MAGNET MODE:
• INPUT RESISTANCE: 47kΩ
• 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 47kΩ
• 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
A/C POWER
• MAINS VOLTAGE: 100VAC, 115VAC, or 230VAC, factory set
• POWER CONSUMPTION: 0.4W Green Standby, 5W Power Save, 72W Normal Standby,
75W On, idle
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)
