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  1. #1
    Senior Member
    Join Date
    Apr 2013
    Location
    Toronto,Ontario
    Posts
    4,978

    Sugden masterclass mpa-4 power amplifier

    Hi Folks, Just wondering if anyone has experience with this beauty. Any input would greatly appreciate it. Thanks in advance.


    *The Sugden Masterclass MPA-4 Class ‘A’ Symmetrical Balanced Mono Power Amplifiers have been developed to present a holographic three dimensional soundstage where the listener can almost walk in and touch the musicians.Tremendous headroom is available in which to develop a wonderfully dynamic portrayal of music in all of its moods.

    The MPA-4 has facilities for asymmetric (Phono/RCA) or balanced inputs (XLR); the latter utilising a virtual transformer (discreet) balanced input circuit.The power amplifiers are symmetrical, current feedback, DC-coupled, gain stages with servo controlled DC off-set and multi emitter output devices.

    In the balanced mono amplifiers the two power output stages of the stereo power amplifier are connected in balanced mode giving a mono amplifier.The mono power amplifiers give single channel power twice that of the stereo power amplifier.

    Among some of the gains of the balanced configuration are a much lower noise floor, even greater dynamics and a rock solid musical sound stage.

    Facilities:

    Inputs – Mono Balanced.

    Outputs – Single pair multi way locking binding posts.

    Specifications:

    Input Sensitivity – 1 Volt for full output.

    Power Output – 165 watts into 8 ohms both channels working.

    Frequency Response – 15Hz to 30 kHz +/-0dB.

    Bandwidth – 2Hz to 200kHz -3dB points.

    Signal to Noise – >85dB.

    Nett Weight – 50kg (25kg each).

    Overall Dimensions (including terminals) – 250mm x 430mm x 360mm (HWD) by two amplifiers.


    Paul

  2. #2
    Senior Member
    Join Date
    May 2017
    Location
    birmingham uk
    Posts
    586

    Re: Sugden masterclass mpa-4 power amplifier

    not sure about these amps except 2 things . proac speakers which are sold in 50 countries , the makers love using sugden with proac . and also sugden have a superb reputation for back up service . i hear a lot of good things about them sonically too
    1]bel canto EIX/ F5 monoblocks . BC cd2, tannoy eaton legacy 2]bel canto pre 5 ,arcam a85 , black ice modded dac
    modded dac , marantz sa8005, Verity audio Rienzi

  3. #3

    Re: Sugden masterclass mpa-4 power amplifier

    Have not heard these but do like the Sudgen amps I have heard. The sound is typically full and musical.


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Sugden masterclass mpa-4 power amplifier

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