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McIntosh MA2275 specs

General info

  • Home

    Amplifier usage:

  • Integrated amplifier


  • Vacuum tube (Valve)

    Construction type:


  • Line level: 93dB, Phono-MM: 80dB

    Signal to noise ratio:

  • Line in: 22 kohms +/-5%, Phono-MM: 47 kohms

    Input impedance:

  • Line level: 250mV, Phono-MM: 2.5mV

    Input sensitivity:

  • Bass: +/- 12dB Treble: +/- 12dB

    Tone controls:

Power amplifier

  • 2

    Amplified channels:

  • 75W per channel into 8 ohms measured at frequencies from 20Hz to 20kHz and THD 0.5%

    Power output:

  • 75W per channel into 4 ohms measured at frequencies from 20Hz to 20kHz and THD 0.5%

  • 75W per channel into 2 ohms measured at frequencies from 20Hz to 20kHz and THD 0.5%

  • 10 - 50kHz at +-3dB

    Frequency response:

  • 100dB

    Signal to noise ratio:

  • for 75W : 2.5V

    Input sensitivity:

  • : 15dB

    Voltage gain:

  • over 18

    Damping factor:


  • Unbalanced (RCA): 6, Balanced (XLR): 1, Phono input (RCA): Yes, Phono-MM


  • Analog: Unbalanced (RCA)


  • Binding post terminals

    Speaker connector type:

    • Banana-plug compatible

  • Yes

    Remote control:


  • 17.75 in x 10.13 in x 18.75 in

    Dimensions (WxHxD):

  • 77 lb



  • 100 V - 240 V

    Power adapter voltage:

  • 50 Hz, 60 Hz


  • Official page:

  • Manual:

If you are interested in using our specs commercially, check out our Amplifiers specs database licensing page.

Filed in: McIntosh Amplifiers

Description: The MA2275 is the first McIntosh integrated amplifier to rely exclusively on vacuum tubes in all audio circuits. The new design combines classic vacuum tube audio performance with state of the art control technology.
A new ultra-low-noise preamp has been engineered for the MA2275. Old-fashioned point-to-point wiring, common in vacuum tube designs, has been replaced with glass epoxy printed circuit boards developed through modern... read more

Created by MG2 , Last update by MG25 , Oct 11, 2010


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