McIntosh C55 Stereo Preamplifier
McIntosh C55 Stereo Preamplifier McIntosh C55 Stereo Preamplifier McIntosh C55 Stereo Preamplifier


Available for In-Store Shopping Only

Experience a new level of audio perfection with the McIntosh C55 Stereo Preamplifier. With expert precision and craftsmanship, this preamplifier amplifies your home audio experience to new levels of sonic excellence. Designed for audiophiles and music enthusiasts looking for the best sound quality, the C55 is sure to impress.

  • 8-band analog equalizer to fine-tune your music with precision, creating a personalized audio experience (the equalizer can be bypassed if desired).
  • High Drive Headphone Amplifier with Headphone Crossfeed Director (HXD®) technology brings an added dimension to headphone listening.
  • Home Theater PassThru for seamless integration into your home theater system.
  • Has received Roon Tested designation from Roon Labs. 
  • Power Control lets you easily turn other connected McIntosh components on and off.
  • Data Ports can send remote control commands to connected source components.
  • Electromagnetic Input Switching for reliable, noiseless, and distortion-free switching. 
  • Level Trim Adjustment for matching analog input levels to prevent abrupt changes in volume levels.
  • Precision balanced, digitally controlled attenuator system for accurate volume control with 0.1dB accuracy.
  • Fully regulated power supplies and a special R-core power transformer for stable, noise-free operation.
  • Eco-friendly Power Management System that will turn the unit off after 30 minutes of inactivity (can be disabled).
Number of Channels 2
Total Harmonic Distortion 0.005%
Frequency Response
  • 20Hz - 20kHz - +0, -0.5dB
  • 15Hz - 100kHz - +0, -3dB
Analog Inputs
  • 3x Balanced
  • 4x Unbalanced
  • 2x Phono - each is user configurable as either Moving Coil or Moving Magnet
Digital Inputs
  • 2x Coaxial (RCA)
  • 2x Optical (Toslink)
  • 1x MCT
  • 1x USB (Type-B)
  • 1x HDMI Arc
  • 3x Balanced Variable
  • 3x Unbalanced Variable
  • 1/4" High Drive with Headphone Crossfeed Director (HXD)
DAC Type 8-Channel, 32-bit/384kHz PCM/DSD, Quad Balanced
Sample Rate
  • Coaxial - 24-bit/44.1kHz to 192kHz
  • Optical -      24-bit/44.1kHz to 192kHz
  • MCT - 16-bit/44.1kHz (CD), DSD64 (SACD)
  • USB - 32-bit/44.1kHz to 192kHz (PCM), DSD64, DSD128, DSD256, DSD512, DXD352.8kHz, DXD384kHz
Dimensions (WxHxD) 17.5" (44.5cm) x 7.6" (19.4cm) x 16.5" (41.9cm)
Weight 28lbs (12.5kg)