Soundcraft Si Impact 40-input Digital Mixing Console

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Key Info

Soundcraft Si Impact is a 40-input Digital Mixing Console and 32-in/32-out USB Interface with iPad® Control



Drawing on over 40 years experience in live sound mixing, Si Impact brings the latest digital mix innovations together with the unrivalled sound quality of Soundcraft. Designed to be as simple as an analog mixer, but offer radical workflow enhancements like the unique FaderGlow™ system, massive DSP power, and a pristine 32-in/32-out USB audio interface, Si Impact delivers digital live sound mixing and recording for those who refuse to compromise on audio quality.


  • 32 Mic Inputs • 8 XLR/1/4" Combi-jacks for line inputs and instruments
  • 40 DSP input channels (32 mono inputs and 4 stereo channels/returns)
  • 31 Output busses (All with full DSP processing and GEQ)
  • 4-band Fully Parametric EQ on each channel and bus
  • 8 VCAs + 8 Mute groups
  • 26 motorised faders (24 input + LR/Mono )
  • 4 fully customisable Fader Layers• Built-in Stagebox Connectivity
  • 5" touchscreen display
  • Multi-Colour LCD Channel Displays on each input fader
  • 4 studio-grade Lexicon Effects engines and dedicated FX busses
  • BSS Graphic Equalisers on every bus• 20 sub-group / aux busses
  • 4 mono/stereo matrix busses
  • 32x32 USB audio interface for multi-track recording and playback

Technical Specifications

  • 32 recallable GB mic inputs with locking connectors and phantom power indicators
  • 16 XLR analogue line outputs• 8 XLR/1/4” Combi-jacks for line inputs and instruments
  • AES Out
  • Word Clock
  • HiQnet Ethernet port for HiQnet system integration and ViSi Remote System
  • 32x32 ViSi Connect expansion slot (see back page
Input Section
  • 8 LED Input Meter
  • 48v Phantom power switch
  • Polarity reverse switch
  • Input Gain/Trim Adjustment
  • Variable High Pass Filter
  • HPF engage switch
  • Dedicated encoders for Attack, Release, Depth, Threshold and Sidechain Filters
  • Gate open, hold and close status LED indicators
  • Gate engage switch
  • Dedicated encoders for Attack, Release, Gain, threshold and Ratio controls
  • 5 Segment LED gain reduction indicator
  • Compressor engage switch
4-Band British EQ
  • 4-band fully Parametric EQ with independent Q control and bell or shelving options on the HF and LF bands.
  • EQ engage switch
32-in/32-out USB Interface
  • 32-in/32-out low latency recording interface
  • Compatible with PC and MAC DAW software
  • Ableton Live Lite 9 software download included
Lexicon Effects Section
  • 4 integral Lexicon stereo effects engines
  • 29 effect presets per engine with hall, plate and room reverbs, plus delays, modulations and pitch
  • Up to 12 parameters for each preset accessed by touchscreen dialogue and 4 surface encoders
  • Dedicated Tap tempo switches
Output Section
  • Channel delay for time alignment on input and output bus, displayed as time or distance
  • Variable time delay per channel or Bus (0-500ms)
  • Pan control
  • LR switch for assigning/un-assigning channels and busses to the L/R output
  • Mono switch for routing to mono output (centre speaker, sub bass channel, etc.)
Channel Meters
  • 4 segment LED Input meter, 3 segment LED Gain reduction meter and Gate closed indicator across all channels on the surface
Surface Controls & Global Metering
  • 24 Motorised input faders + LR/Mono (Fully motorised With 4 fully customisable fader Layers)
  • FaderGlow™ illuminates the fader track for at-a-glance display of current fader function: White - Linked channels, Pink - Stereo Inputs, Red - Graphic EQ, Dark blue - VCAs, Cyan - Lexicon FX
  • Multi-Colour LCD Channel Displays on each input fader for instant visual feedback and naming
  • 8 VCA groups• 8 mute groups for muting groups of channels as one
  • Snapshot control – 1000 cues can be stored and recalled from dedicated cue control buttons
  • USB port for saving/loading shows and snapshots with USB memory sticks
  • 5" colour touchscreen for patching, routing, show set-up and security settings
  • 8 LED input and output meters (monitor L/R, master L/R, mono)
  • Headphone output
Model Name:
Si Impact

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