Specifications; Analog Connections; Digital Signal Processing; Networking - Shure SCM820 IntelliMix Bedienungsanleitung

Audio Frequency Response
20 Hz to 20 kHz (±1 dB)
Dynamic Range
20 Hz to 20 kHz, A-weighted, typical
Analog-to-Dante, Dante-to-Analog
Output Noise (mix output / direct output)
20 Hz to 20 kHz, A-Weighted, one channel open
Line (-0dB)
−90 dBV
Equivalent Input Noise
20 Hz to 20 kHz, A-Weighted, input terminated with 150Ω, digital gain at +18 dB
Line (+0dB)
−93 dBV
THD+N
1 kHz, +4 dBu out, mix output (MASTER) at +0 dB
<0.05%
Common Mode Rejection Ratio
150Ω balanced source, at 1kHz
>70 dB
Polarity
Non-inverting, any input to any output
Dimensions
44 mm x 483 mm x 289 mm (1.7 in. x 19.0 in. x 11.4 in.), H x W x D
Weight
5.5 kg (12.0 lbs)
Housing
Steel; Extruded aluminum
Power Requirements
100 to 240 V AC, 50-60 Hz, 1 A
Operating Temperature Range
−18°C (0°F) to 63°C (145°F)
Storage Temperature Range
−29°C (-20°F) to 74°C (165°F)

Analog Connections

Channel Input
Configuration
Active Balanced
Phantom Power
48 V DC, selectable per channel, 14 mA max.
Mic level settings only. Phantom power automatically switched off in LINE position.
Aux Input
Configuration
stereo, unbalanced
Mix Output
Configuration
Active Balanced
Direct Output
Configuration
Impedance Balanced
Headphone Output
6.35 mm (1/4") TRS, 100 mW, 350 Ω, dual mono (will drive stereo phones)
18
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Analog-to-Analog 110 dB
113 dB
Output Pad
Aux (-20dB)
−110 dBV
Input Gain Setting
Mic (+26dB)
−118 dBV
Clipping Level
Impedance
Line (+0dB) Mic (+26dB)
5 kΩ +20 dBV −6 dBV
Impedance
10 kΩ
Max Output Level
Impedance
Line (-0dB) Aux (-20dB)
350 Ω +20 dBV 0 dBV
Impedance Max Output Level
150 Ω
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Specifications

Digital Signal Processing

AD/DA Converter
24-bit, 48 kHz, 113 dB dynamic range typical
Internal Processing
32-bit
Latency
From channel input to mix output, Estimated Nominal, ±0.1 ms
Analog to Analog
Mic (-46dB)
Analog to Dante
−135 dBV
Dante to Analog
T = Network latency in milliseconds, as set in the device preferences page or Dante Controller.
N
Note: Dante network latency is typically associated with the receiving device.
Channel Input Processing
Mic (+46dB)
−130 dBV Gain Adjustment Range
Mix Output Processing
Gain Adjustment Range

Networking

Network Interface
Mic (+46dB)
SCM820-DAN
−26 dBV
Cable Requirements
Cat 5e or higher, shielded, 100 m maximum
Network Addressing Capability
DHCP, link-local, static
Clipping Level
+10 dBV
Mic (-46dB)
−26 dBV
+20 dBV
Single Device ( ms)
0.51
0.29
0.28 + T
N
Dante to Dante 0.06 + T
N
−110 dB to +18 dB
Corner: 25 Hz to 320 Hz
Low Cut
Slope: 12dB/octave
Corner: 5 kHz
High Shelf Slope: 12dB/octave
Gain: −18 dB to +18 dB
−110 dB to +18 dB
Corner: 25 Hz to 20 kHz
Low Shelf Slope: 12dB/octave
Gain: −18 dB to +18 dB
Corner: 25 Hz to 20 kHz
High Shelf
Slope: 12dB/octave
Gain: −18 dB to +18 dB
25 Hz to 20 kHz, ±18 dB
6-Band PEQ
Bandwidth: 1/70 to 4 octaves
Ratio: 10:1
Threshold: −50dBFS to −2dBFS
Limiter
Attack: 0.1 ms
Decay: 100 ms
SCM820 Single Port, 10/100 Mbps Ethernet
Dual Port, Gigabit Ethernet, Dante digital audio
In a Link Group ( ms)
0.76 + 4T
N
0.54 + 4T
N
0.53 + 5T
N
0.31 + 5T
N