QUADRO 8400 Amplifier

8400 Watt Power Amplifier

Key Features

  • DA VINCI Audio renowned Regulated SMPS power supply unit.
  • High efficiency Class I™ power modules.
  • Highly sensitive CMRR balanced inputs for improved noise rejection.
  • Top electronic elements for a superior sonic quality.
  • Maximum stability even with continuous full-power on 2Ω loads.
  • XLR input and signal link connectors.
  • SpeakON NL4 and binding post output connectors.
  • Input sensitivity selector on the back panel (26dB / 28dB / 32dB / 1.4v / 1v / 0.775v).
  • Routing mode selector on the back panel (stereo / bridgeparallel).
  • Channel independent temperature, protection, VHF and clip warning indicators on the front panel.
  • Channel independent -5dB/-10dB/-15dB/-20dB/signal presence and mute indicators on the front panel.
  • Power and bridge/parallel indicators on the front panel.
  • Low unit weight (16kg on the highest power model QUADRO8400).

The QUADRO8400 of power amplifiers represents DA VINCI Audio flagship series on the 4-channel SMPS power amplifier range.

Featuring the most advanced technologies on audio power amplification developed by DA VINCI Audio Research and Development laboratories during more than 15 years, the QUADRO8400 amplifier is able to deliver an enormous power density (2500W per channel @ 2Ω with the highest power model QUADRO8400) with an unprecedented sonic quality from a very lightweight 2 rack-unit amplifier. This great performance and extreme efficiency, achieved through its advanced Regulated SMPS power supply and DA VINCI Audio patented Class I™ power modules, turns the QUADRO8400 amplifier in the 4-channel industry standard for world-class pro-touring sound reinforcement applications.


Output power (AC 220v / 50Hz. ±10%, All channels driven output power, THD=1%)
8Ω Stereo*   1300Wx4
4Ω Stereo**   2100Wx4
2Ω Stereo**   2500Wx4
8Ω Bridge**   4200Wx2
4Ω Bridge**   5000Wx2

Other specification
Frequency response   20Hz - 20kHz,+/-1.5dB
THD+N   ≤ 0.05%
S/N Rate   ≥ 80dB
Damping factor   ≥ 800
Input sensitivity   0.775v / 1v / 1.4v / 38dB / 32dB / 26dB
Input impedance (bal/unbal)   20kΩ / 10kΩ
Voltage gain   42.3dB
Cooling   Air flow from front to rear

Dimension / Weight
Product dimensions (mm)   483 x 451 x 89
Product Weight (kg)   15.7