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Mark Levinson No. 52

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Nº. 52

HIGHLIGHTS

  • Two-piece chassis with separate control box and analog box
  • 7 Analog inputs: 3 XLR and 4 RCA stereo input pairs
  • Dual Monaural construction and signal paths/routing
  • Phono input with support for both MM and MC cartridges
  • AC regeneration circuitry
  • Rear-panel USB (A) connector for software updates

The Nº52 is unquestionably the finest Mark Levinson preamplifier ever. This dual-monaural preamplifier isolates the critical analog audio circuitry from the control section with a two-chassis approach to provide the purest signal paths possible.

Mark Levinson

Product Description

0% Financing Available!!

Nº. 52

HIGHLIGHTS

  • Two-piece chassis with separate control box and analog box
  • 7 Analog inputs: 3 XLR and 4 RCA stereo input pairs
  • Dual Monaural construction and signal paths/routing
  • Phono input with support for both MM and MC cartridges
  • AC regeneration circuitry
  • Rear-panel USB (A) connector for software updates

Nº52

Specifications

DESCRIPTION

Reference Dual-Monaural Preamplifier

FREQUENCY RESPONSE

10Hz – 40kHz (±0.2dB)

FREQUENCY RESPONSE (PHONO)

±1dB (RIAA response)

INPUT IMPEDANCE

Input Impedance (line-level): 100k ohms — Input Impedance (phono): Resistive: 3.3Ω, 5.0Ω, 7.7Ω, 10Ω, 33Ω, 50Ω, 77Ω, 100Ω, 330Ω, 47kΩ, (user-selectable) Capacitive: 50pF, 100pF, 150pF, 200pF, 250pF, 300pF, 350pF, 0.01μF (user-selectable)

HEIGHT

8.75″ (22.2 cm) – Control = 3.25″ (8.2 cm); Audio = 5.5″ (14 cm)

WIDTH

17.25″ (43.8 cm)

DEPTH

13″ (33 cm)

WEIGHT

60 lb (27 kg) Control = 25 lb (11 kg); Audio = 35 lb (16 kg)

PHONO INPUTS

Input Overload (phono): >100mV @1kHz (40dB gain); >10mV @1kHz (60dB gain)

COMMUNICATION AND CONTROL

Volume Control Range: 80.0dB

ANALOG AUDIO INPUTS

3 balanced (female XLR) stereo inputs; 4 single-ended (Mark Levinson-RCA) stereo inputs

ANALOG AUDIO OUTPUTS

1 balanced (male XLR) stereo main output; 1 single-ended (Mark Levinson-RCA) stereo main output; 2 single-ended (Mark Levinson-RCA) stereo record outputs

MAXIMUM OUTPUT LEVEL

16V – balanced (XLR) connectors; 8V – unbalanced (RCA) connectors

SIGNAL-TO-NOISE RATIO

Residual Noise: < 120dB (20Hz – 20kHz, input terminated,balanced)

GAIN

Gain (line-level stage): 0dB, +6dB, +12dB, or +18dB (user-selectable) — Gain (phono stage): +40dB, +60dB @1kHz (user-selectable) — Gain Resolution: 1.0dB increments up to 23.0dB on display (–57dB to –80dB); 0.1dB increments above 23.0dB on display (0dB to –57dB)

OUTPUT IMPEDANCE

20 ohms – balanced (XLR) connectors; 10 ohms – unbalanced (RCA) connectors

POWER REQUIREMENTS

Operating Voltage: 100V – 240VAC, 50Hz/60Hz

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Nº52

DESCRIPTION
Reference Dual-Monaural Preamplifier

FREQUENCY RESPONSE
10Hz – 40kHz (±0.2dB)

FREQUENCY RESPONSE (PHONO)
±1dB (RIAA response)

INPUT IMPEDANCE
Input Impedance (line-level): 100k ohms — Input Impedance (phono): Resistive: 3.3Ω, 5.0Ω, 7.7Ω, 10Ω, 33Ω, 50Ω, 77Ω, 100Ω, 330Ω, 47kΩ, (user-selectable) Capacitive: 50pF, 100pF, 150pF, 200pF, 250pF, 300pF, 350pF, 0.01μF (user-selectable)

HEIGHT
8.75″ (22.2 cm) – Control = 3.25″ (8.2 cm); Audio = 5.5″ (14 cm)

WIDTH
17.25″ (43.8 cm)

DEPTH
13″ (33 cm)

WEIGHT
60 lb (27 kg) Control = 25 lb (11 kg); Audio = 35 lb (16 kg)

PHONO INPUTS
Input Overload (phono): >100mV @1kHz (40dB gain); >10mV @1kHz (60dB gain)

COMMUNICATION AND CONTROL
Volume Control Range: 80.0dB

ANALOG AUDIO INPUTS
3 balanced (female XLR) stereo inputs; 4 single-ended (Mark Levinson-RCA) stereo inputs

ANALOG AUDIO OUTPUTS
1 balanced (male XLR) stereo main output; 1 single-ended (Mark Levinson-RCA) stereo main output; 2 single-ended (Mark Levinson-RCA) stereo record outputs

MAXIMUM OUTPUT LEVEL
16V – balanced (XLR) connectors; 8V – unbalanced (RCA) connectors

SIGNAL-TO-NOISE RATIO
Residual Noise: < 120dB (20Hz – 20kHz, input terminated,balanced)

GAIN
Gain (line-level stage): 0dB, +6dB, +12dB, or +18dB (user-selectable) — Gain (phono stage): +40dB, +60dB @1kHz (user-selectable) — Gain Resolution: 1.0dB increments up to 23.0dB on display (–57dB to –80dB); 0.1dB increments above 23.0dB on display (0dB to –57dB)

OUTPUT IMPEDANCE
20 ohms – balanced (XLR) connectors; 10 ohms – unbalanced (RCA) connectors

POWER REQUIREMENTS
Operating Voltage: 100V – 240VAC, 50Hz/60Hz