DiGiCo S21 Specifications

S21 : Specifications

General Specifications

46 busses: 16 x flexi-busses Mono/Stereo (equivalent of 32 DSP busses), Stereo Master (2), Solo busses (2 stereo, 4 total), and 10 x 8 Matrix (8)
10 x Control Groups
1 x Compressor per channel and buss
1 x Gate per channel and buss (switchable to ducker, or compressor with side chain access)
16 x assignable 32 band Graphic EQs
8 x FX engines (reverbs, delays, w/modulation and enhancer)
4 x assignable DiGiTuBes
4 x assignable Multiband Comps
User definable Macros
An extremely high power headphone amplifier with 1/4 inch and mini jack socket
96kHz as standard
24 mic line inputs
12 analogue outs
2 AES I/O (mono)
Word Clock I/O
1 GPI and 1 GPO
DVI out (for an external monitor)
2 DMI Card slots (up to 64 I/O per slot)
2 Ethernet connections for Networking
2 x 24 segment master/solo meters
Touch sensitive rotaries with integrated switch & HTL
2 x multi-touch screens
21 x touch sensitive moving faders
4 x layers of banks of 10 faders
Customisable bank and channel layout
Snapshots
Integrated USB2 Audio I/O interface for recording and playback of up to 48 channels 40 x Input flex-channels Mono/Stereo (equivalent of 80 DSP

channels)

Audio Specification

Sample Rate 48kHz, 96kHz
Processing Delay 2ms Typical @ 48k(60 Stereo Channels, Stage
Input Through L-R Buss to Stage Output) 1.1ms @ 96kHz
Internal Processing Up to 40-bit, Floating Point
A>D & D>A 24-bit Converter Bit Depth
Frequency Response +/- 0.6dB (20Hz – 20kHz)
THD <0.05% @ Unity Gain, 10dB Input @ 1kHz
Channel Seperation Better Than 90dB (40Hz – 15kHz)
Residual Output <90dBu Typical
Noise (20Hz - 20kHz)
Microphone Input Better Than -126dB Equivalent Noise
Maximum Output Level +22dBu
Maximum Input Level +22dBu

Processing Channel Specification
Input Channel

Input Name User-Defined
Channel Selection Mono / Stereo
Input Routing Main Input
Analogue Gain -20 to +60dB
Phase Normal / Reverse
Digital Trim 40 to +40dB
Delay 0 - 682ms
DiGiTuBe Drive 0.01 - 50.0
Bias 0 - 6
LPF 20 – 20kHz, 24dB/Oct
HPF 20 – 20kHz, 24dB/Oct
Insert A (Pre EQ/Dyn) On/Off

Equalisation 4 Band EQ: Parametric or Dynamic (Low/Lowshelf, Lower-Mid/Lowshelf, Upper-Mid/
Hishelf, Hi/Hishelf)
On/Off
Freq; 20 – 20kHz
Gain; +/- 18dB
Q: 0.1 -20 (Parametric) / 0.10-0.90 (Shelf)

Dynamics 1 Single or 4 x Multiband (3-Band)
Compressor On/Off
Threshold; -60 – 0dB
Attack; 500us – 100ms
Release; 5ms – 5s
Ratio; 1:1 – 50:1
Gain; 0 to +40dB
Hi Crossover; 20Hz – 20kHz
Lo Crossover; 20Hz – 20kHz
Knee : Hard, Med, Soft

Dynamics 2 On/Off
Gate / Ducker Threshold; -60 – 0dB
Attack; 50us – 100ms
Hold; 2ms – 2s
Release; 5ms – 5s
Range; 0 - 90dB
Key; Any Source
Key Listen
Freq/Width; 20 – 20kHz
Compressor On/Off
Threshold; -60 – 0dB
Attack; 500us – 100ms
Release; 5ms – 5s
Ratio; 1:1 – 50:1
Gain; 0 to +40dB
Link; Any Channel / Buss
S/C Source : Any Source
S/C Listen : On/Off
S/C Filter Freq/Width: 20Hz – 20kHz

Insert B (Post EQ/Dyn) On/Off

Mute Channel Mute

Solo Solo Buss 1 / Solo Buss 2 / Both,

Channel Safe Socket Properties, Input Route, Mono/Stereo, Label, Filters, Trim, Delay, Tube, Insert A, EQ, Dyn1, Dyn2, Insert B, Aux, Group
Assigns, Pan, Fade, Mute, Direct Outs, Full Safe

Output Routing Buss,

Insert A, Insert B,

Direct: Post-Fade

Fader 100mm Motorised Fader ∞ to +10dB

Processing Channel Specification
Aux / Group / Matrix Output

Name User-Defined

Phase Normal / Reverse

Digital Trim -40 to +40dB

Delay 0 - 682ms

DiGiTuBe Drive 0.01 - 50.0 Bias 0 - 6

LPF 20 – 20kHz, 24dB / Oct

HPF 20 – 20kHz, 24dB / Oct

Insert A (Pre EQ/Dyn) On/Off

Equalisation 4 Band EQ: Parametric or Dynamic (Low/Lowshelf, Lower-Mid/Lowshelf, Upper-Mid/Hishelf, Hi/Hishelf)
On/Off
Freq; 20 – 20kHz
Gain; +/- 18dB
Q: 0.1 -20 (Parametric) / 0.10-0.90 (Shelf)

Dynamics 1 Single or 4 x Multiband (3-band)
Compressor On/Off
Threshold; -60 – 0dB
Attack; 500us – 100ms
Release; 5ms – 5s
Ratio; 1:1 – 50:1
Gain; 0 to +40dB
Hi Crossover; 20Hz – 20kHz
Lo Crossover; 20Hz – 20kHz
Knee : Hard, Med, Soft

Gate / Ducker Threshold; -60 – 0dB
Attack; 50us – 100ms
Hold; 2ms – 2s
Release; 5ms – 5s
Range; 0 - 90dB
Key; Any Source
Key Listen
Freq/Width; 20 – 20kHz
Compressor On/Off
Threshold; -60 – 0dB
Attack; 500us – 100ms
Release; 5ms – 5s
Ratio; 1:1 – 50:1
Gain; 0 to +40dB
Link; Any Channel/Buss
S/C Source : Any source
S/C Listen : On/Off
S/C Filter Freq/Width: 20Hz – 20kHz

Insert B (Post EQ/Dyn) On/Off

Mute Channel Mute

Solo Solo Buss 1 / Solo Buss 2 / Both,

Channel Safe Mono/Stereo, Bus Mode, Label, Filters, Trim, Delay, Tube, Insert A, EQ, Dyn1, Dyn2, Insert B, Group Assigns, Fade, Mute, Direct
Outs,
Full Safe

Output Routing Outputs, Insert A, Insert B
Fader 100mm Motorised Fader ∞ to + 10dB