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 such as 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.

Product Features

• Up to 80 channels to mix
• 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 *
• Increase I/O capabilities with option cards and stageboxes:
  • Use included MADI option card and Soundcraft Mini Stagebox 32i or 16i for more microphone preamps, inputs and channels to mix
  • Add 2nd MADI option card and two Soundcraft Mini Stagebox 32i or 16i for up to 96 microphone preamps, 136 total inputs and 80 channels to mix.
  • Add Dante option card for 64 channels of Dante to mix

Product Specifications

General

• Frequency Response
  • Mic / Line In to any Output: +/-1.5dB, 20Hz-20kHz
• T.H.D.
  • Mic Sensitivity -30dBu < 0.01% @ 1kHz
• Noise
  • Residual noise -86dBu
  • Mic Input E.I.N. 22Hz - 22kHz, Unweighted. (max gain)
  • 126dBu (150Ω source)
  • Mix noise, masters at unity < -86dBu
  • 1 input to mix at unity gain -84dBu
  • CMRR mic @1KHz (max gain) -80dBu
• Crosstalk (@ 1kHz)
  • Channel ON attenuation <120dB
  • Channel Fader attenuation <120dB
  • Mic – Mic -100dB @ 1KHz, -85dB@10kHz
  • Line – Line -100dB @ 1KHz, -85dB@10kHz
• Input Gain
  • Mic Gain -5dB – 58dB integrated pad design, 1dB steps
  • Line Trim -10dB - +16dB
• Gate
  • Threshold -60dBfs - -6dBfs
  • Depth -60dB - -3dB
  • Attack 0.1ms – 200ms
  • Release 20ms – 500ms
  • Side-chain HPF 22Hz – 2.5kHz
  • Side-chain LPF 160Hz – 20kHz
• Compressor
  • Threshold -52dBfs - -6dBfs
  • Ratio 1:1 – 20:1
  • Attack 0.1ms – 200ms
  • Release 5ms – 900ms
  • Makeup Gain 0dB – 24dB
• EQ
  • All Bands 22Hz – 20kHz, +/-15dB Q 6-0.3
  • Shelf (HF) 800Hz – 20kHz, +/-15dB
  • Shelf (LF) 20Hz – 500Hz, +/-15dB
  • HPF 40Hz – 1kHz
• Delay
  • User adjustable delay 1sample – 500ms
• GEQ
  • 31Hz – 16KHz 1/3 octave
• Digital I/O
  • External Word Clock In range 48kHz +/-7Hz (internal systems), +/-3Hz with stageboxes.
  • Word clock out jitter +/- 7ns
  • Analogue out for 0dBfs +21.5dBu
  • Converter resolution 24-bit
  • DSP resolution 40-bit floating point
• Latency
  • Mic In to Line Out <0.8 ms
  • Analogue in to AES out <0.6 ms
  • Stagebox Mic In to Stagebox <0.9mS
• Input & Output Levels
  • Mic Input +22dBu max
  • Line Input +22dBu max
  • Mix Output +21.5dBu max
  • Headphones (@150Ω) 300mW (recommended
  • impedance 75 to 200Ω)
• Input & Output Impedances
  • Mic Input 3kΩ
  • Line Input 10kΩ
  • Outputs 150Ω (balanced), 75Ω (unbalanced)
  • Word Clock used as Output 50Ω
  • Word Clock used as Input 4K7Ω
  • AES Output 110Ω
• USB
  • Max current 500mA
• Power
  • Consumption (typical) <130w
  • AC Input voltage range 88-264VAC auto sensing
  • AC Frequency range 47-63Hz
• Operating Conditions
  • Operating Temperature Range 5°C to 45°C
  • Humidity 0%-90%, non condensing Ta=40°C (104°F)
  • Storage Temperature Range -20°C to 60°C (-4°F to 140°F)

Physical & Dimensions

• Height: 160mm
• Width: 750mm
• Depth: 500mm
• Weight: 20kg