QSC Q-SYS Core 1000, Руководство пользователя

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15
Core 1000 | Core 3000 | Core 4000 I/O Frame
1 Up to 512 network audio channels when sending 8 or more channels per network audio stream.
2 Using maximum fan-out with 16-channel unidirectional I/O Frames.
3 The CAES4 card (AES-3 input/output) doubles the audio channel count of any slot in which it is used.
I/O Cards
Mic/Line Input
CIML4
High-Performance
Mic/Line Input
CIML4-HP
Line Output
COL4
DataPort Output
CODP4
AES-3
Input/Output
CAES4
Description Four channels of
microphone / line-level
analog audio input with
48V phantom power Four channels of
microphone / line-level
analog audio input with
48V phantom power
and high performance
pre-amplifiers and A/D
converters Four channels of
balanced, line-level
analog output Four audio output
channels (2 DataPorts)
for connection to
DataPort equipped QSC
amplifiers Four input and four
output channels of
AES-3 digital audio
Performance
Dynamic Range Unweighted
Dynamic Range A-weighted > 105 dB
> 108 dB > 112 dB
> 115 dB > 112 dB
> 115 dB > 114 dB
> 117 dB —
—
Distortion 20 Hz – 20 kHz +4 dBu (nominal
input)
Distortion 20 Hz – 20 kHz 2 dB below clip
(max) < 0.009% THD+N
< 0.08% THD+N < 0.004% THD+N
< 0.06% THD+N —
< 0.004% THD+N —
< 0.004% THD+N —
—
Crosstalk 20 Hz – 20 kHz
Inter-channel (max)
Inter-channel (typ)
Intra-channel (max)
Intra-channel (typ)
> 100 dB
> 110 dB
> 100 dB
> 110 dB > 110 dB
> 110 dB
> 110 dB
> 110 dB > 100 dB
> 110 dB
> 100 dB
> 110 dB > 95 dB
> 100 dB
> 100 dB
> 110 dB —
—
—
—
Frequency Response 20 Hz – 20 kHz (max)
Frequency Response 20 Hz – 20 kHz (typ) ± 0.5 dB
± 0.2 dB ± 0.5 dB
± 0.2 dB ± 0.5 dB
± 0.2 dB ± 0.5 dB
± 0.2 dB —
± 0.2 dB
Input Impedance
Balanced (nominal)
Unbalanced (nominal)
10 k ohms
10 k ohms 10 k ohms
10 k ohms —
— —
— —
—
Common Mode Rejection 20 Hz – 20 kHz
(max)
Common Mode Rejection 20 Hz – 20 kHz
(typ) > 45 dB
> 50 dB > 45 dB
> 50 dB —
— —
— —
—
Max Input Level 0.123, 2.25, 8.70, 17.35
Vrms
-16, 10, 21, 27 dBu
-18.2, 7.04, 18.8, 24.78
dBv
(4 selections) 1.23 to 17.35 Vrms
-56 to 27 dBu
-58.2 to 24.8 dBv
(continuously variable) —
—
— —
—
— —
—
—
Mute Infinite attenuation
(via digital mute) Infinite attenuation
(via digital mute) Infinite attenuation
(via electro-mechanical
relays) Infinite attenuation
(via electro-mechanical
relays) Infinite attenuation
(via digital mute)
Audio Converters
Analog to Digital Conversion (ADCs)
Digital to Analog Conversion (DACs)
24-bit delta-sigma at 48
or 96 kHz sample rate
— 24-bit delta-sigma at 48
or 96 kHz sample rate
— —
24-bit delta-sigma at 48
or 96 kHz sample rate
—
24-bit delta-sigma at 48
or 96 kHz sample rate
—
—
Group Delay < 13 FS (
≈
271 µs)
at 48 kHz
< 13 FS (
≈
271 µs)
at 48 kHz
< 10 FS (
≈
196 µs)
at 48 kHz
< 13 FS (
≈
271 µs)
at 48 kHz
< 37 FS (
≈
760 µs)
at 48 kHz
4
Connectors Four 3-terminal
Euro- style detachable
terminal blocks Four 3-terminal
Euro-style detachable
terminal blocks Four 3-terminal
Euro-style detachable
terminal blocks Two 15-pin HD15
connectors Four 3-terminal
Euro-style detachable
terminal blocks