![Soundcraft Si Impact 40-input Digital Mixing Console](https://cdn11.bigcommerce.com/s-mmffu4sg6a/images/stencil/50x50/products/4213/24414/si-impact_1__02927.1622750973.jpg?c=1")
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.
Soundcraft Si Impact Features
- 32 Mic Inputs
- 8 XLR/¼" 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
- Si Impact 40-input digital mixing console1
- Frequency Response (mic/line in to any output)+/-1.5dB, 20Hz - 20kHz
- THD (mic sensitivity -30dBu)<0.01% @ 1kHz
- Noise
- Residual Noise -86dBu
- Mic Input EIN 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 to 58dB integrated pad design, 1 dB steps
- Line Trim -10dB to 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
- Delayuser adjustable delay 1sample - 500ms
- GEQ31Hz - 16kHz 1/3 octave
- Digital I/O
- External Word Clock In range 48kHz +/-7Hz (internal systems), +/-3Hz with stageboxes
- Word Clock Out Jitter +/-7 ns
- Analogue Out for 0dBfs +21.5dBu
- Converter Resolution 24-bit
- DSP Resolution 40-bit floating point
- Latency
- Mic In to Line Out <0.8ms
- Analogue In to AES Out <0.6ms
- 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
- USBmax. current 500mA
- Power
- Consumption (typical) <130W
- AC Input Voltage Range 88-264VAC auto sensing
- AC Frequency Range 47-63Hz
