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MC58
8-Channel Power Amplifier

This 8-Channel Power Amplifier is great for multizone and home theater systems. The eight channels are configurable to 7, 6, 5 or 4. Power output is 8 x 50 watts (4 ohms), 8 x 30 watts (8 Ohms). Any pair can be bridged for 1 x 100 watts (8 ohms). Exclusive McIntosh Power Assurance System: Power Guard, Sentry Monitor, Thermal Cutout and Turn-On Delay. Fanless Convection Cooling means quiet running.


Product Details: Features Product Details: Specifications Product Details: Resources Product Details: Buying Advice
MC58 8-Channel Power Amplifier Features
  • Multizone or Home Theater
  • Configurable to 7, 6, 5 or 4 Channels
  • 8 x 50 watts (4 ohms)
  • Any pair can be bridged to 100 Watts (8 ohms)
  • High Current Design
  • Single Cable Connection to CR16
    • Product Details: Specifications

    RMS Power Output
    Min. sine wave continuous avg. output per channel with all channels operating:
    Normal: 50 watts (4    Ω) or 30 watts (8Ω)
    Bridged: 100 watts (8    Ω)
    (Can also be configured for 7, 6, 5, or 4 channels)

    Output Load Impedance
    Normal - 8 or 4 ohms
    Bridged - 8 ohms

    Rated Power Band
    20Hz to 20kHz

    Total Harmonic Distortion
    0.005% max. at any level from 250mW to rated output from 20Hz to 20kHz with all channels operating

    Intermodulation Distortion
    0.005% maximum if instantaneous peak output does not exceed twice the output power rating

    Dynamic Headroom
    1.8dB

    Frequency Response
    20Hz to 20kHz, +0 / -0.25dB
    10Hz to 100kHz, +0 / -3.0dB

    Input Sensitivity
    1V (2.5V at gain control center detent)

    A-Weighted Signal-to-Noise Ratio
    92dB (112dB below rated output)

    Input Impedance
    20k ohms

    Power Guard®
    Clipping is prevented and THD does not exceed 2% with up to14dB overdrive at 1kHz

    Power Requirements
    120V 50/60Hz

    Dimensions (h x w x d)
    inch: 7.062 x 17.5 x 20
    cm: 17.9 x 44.5 x 50.8

    Weight
    73 lbs. (32.7kg) in shipping carton
    MC58 8-Channel Power Amplifier Owner's Manual and Literature

    Manuals & Documents

    MC58 Power Amplifier Owners Manual (894.11KB)

    Downloads & Updates

    MC58 Power Amplifier Literature (1630.37KB)

    Product Details: Reviews and Awards
    For the Consumer's Protection

    In order to ensure the highest level of customer satisfaction, "new" McIntosh products may only be purchased over-the-counter or delivered and installed by an Authorized McIntosh Dealer.

    McIntosh products that are purchased over the Internet, by phone or mail order are presumed to be "used" and do not qualify for any McIntosh Warranty. McIntosh does not warrant, in any way, products that are purchased from anyone who is not an Authorized Dealer or products that have had their serial number altered or defaced.