M5si | Integrated Amplifier

The M5si is a sensational integrated amplifier with exceptional power and clarity.

M5si Front Panel
M5si Extra Image

M5si - Overview

The M5si is a real high end amplifier. At 150wpc, with high current delivery, it will drive virtually any loudspeaker easily.

Internally the M5si is configured as two independent monoblocs with a separate preamp, but all mounted on one pcb. Its technical performance is about equal to the M6si.?

The M5si In Brief

  • 150wpc
  • Excellent technical performance
  • Preamp output
  • Unconditional stability, will drive any loudspeaker
  • Wide range of useful inputs including asynchronous USB and MM phono
  • Excellent hunky build quality


Read the AUDIO review.

M5si - Specifications


  • Power output: 150 Watts per channel into 8 Ohms
  • THD (+ noise):
  • Signal to Noise Ratio: >100dB ‘A’ - weighted
  • Frequency Response: +0, –0.1dB, 10Hz to 20 kHz


  • 4x Line Level RCA
  • 1x USB type ‘B’ connector - asynchronous data stream at up to 24-bit/96kHz
  • 1 x MM phono input
  • Trigger in

Phono Input

  • Sensitivity: 3mV nominal (MM)
  • Signal / noise ratio: >70dB ‘A’-weighted
  • Input impedance: 50k Ohms (MM)
  • Frequency response: RIAA/IEC ±0.5dB 20Hz-20kHz


  • Trigger out
  • Fixed, line level output
  • Variable, preamp output


  • Dimensions - WxHxD (mm): 440 x 100 x 405
  • Weight (unpacked / packed): 14.6 kg/ 18.8 kg

M5si - Downloads

Product Information Sheet

M5si Information Sheet (English)

M5si Information Sheet

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