MA2375 2-Channel Vacuum Tube Integrated Amplifier

Electronic Specifications

• FTC Power Output Rating

  75 W

• Power Output per Channel

  75 W into 4, 8, or 16 ohms

• Number of Channels

  2

• Rated Power Band

  20Hz to 20kHz

• Total Harmonic Distortion

  0.5% maximum with both channels operating from 250 milliwatts to rated power, 20Hz to 20kHz

• Dynamic Headroom

  1.2dB

• Frequency Response +0,-0.5dB

  20Hz to 20kHz

• Frequency Response, +0, -3dB

  10Hz to 50kHz

• Sensitivity Phono

  3mV

• Sensitivity High Level (Balanced / Unbalanced)

  600mV/300mV

• Sensitivity (Power Amp input)

  N/A

• Signal To Noise Ratio (Moving Coil)

  75dB

• Signal To Noise Ratio (Moving Magnet)

  75dB

• Signal To Noise Ratio (High Level)

  95dB

• Signal To Noise Ratio (Power Amp input)

  N/A

• Input Impedance (Balanced / Unbalanced)

  44K/22K
  Phono: 100 - 47kΩ; 50 - 400pF

• Damping Factor

  >22

• Maximum Output (Balanced / Unbalanced)

  16V Balanced
  8V Unbalanced

Connectivity

• Balanced Input

  2

• Unbalanced Input

  3

• Phono Input Universal

  1 (configurable as either Moving Coil or Moving Magnet)

• Upgradeable Digital Audio Module

  No

• Digital Coaxial Input

  0

• Digital Optical Input

  0

• Digital MCT Input

  0

• Digital USB Input

  0

• HDMI (ARC) Input

  0

• Balanced Variable Output

  0

• Unbalanced Fixed Output

  0

• Unbalanced Variable Output

  1

• Headphone Output

  1/4" High Drive with Headphone Crossfeed Director (HXD^®)

• Subwoofer Output

  1

• AM/FM Tuner option

  No

• Home Theater PassThru

  Yes

• Unbalanced Analog Connector Type

  Premium gold-plated solid brass

• Speaker Binding Post Type

  Patented Solid Cinch^™ Speaker Binding Posts

• Service Port

  1

Digital Audio Specifications

• Digital-to-Analog Converter (DAC) Type

  N/A

• Digital Coaxial Input Sample Rate

  N/A

• Digital Optical Input Sample Rate

  N/A

• Digital MCT Input Sample Rate

  N/A

• Digital USB Input Sample Rate

  N/A

• Digital Network/Wi-Fi Input Sample Rate

  N/A

Control

• Tone Controls

  5-Band

• Tone Bypass and Input Assign

  Yes

• RS232 Control Input

  Yes

• Power Control Output

  1

• Rear Panel Data Port

  2

• Rear Panel IR Sensor Input

  Yes

• Input Level Match

  Yes

General Specifications

• Vacuum Tube or Solid State

  Vacuum Tube

• Output Type

  Unity Coupled Output Transformer

• Output Meters

  Yes

• Dual Layer Chassis

  Yes

• Chassis Finish

  Polished stainless steel

• McIntosh Monogrammed Heatsinks™

  No

• Power Requirement

  120V 50/60Hz, 3.6A

• Standby Power Requirement

  <0.25 Watts

Weights & Dimensions

• Unit Dimensions (W x H x D)

  17-13/16" (45.2cm) x 9-15/16" (25.2cm) x 20-7/16" (51.9cm)

• Unit Weight

  93 lbs (42.2 kg)

• Shipping Weight

  103 lbs (46.7 kg)