| Description |
Mic/Line Input
Four channels of microphone / line-level analog audio input with 48V phantom power |
High-Performance Mic/Line Input
Four channels of microphone / line-level analog audio input with 48V phantom power and high performance pre-amplifiers and A/D converters |
Line Output
Four channels of balanced, line-level analog output |
DataPort Output
Four audio output channels (two DataPort connectors) for connection to DataPort-equipped QSC amplifiers |
| 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)
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 |
Input Impedance
Balanced (nominal)
Unbalanced (nominal) |
10 kΩ
10 kΩ |
10 kΩ
10 kΩ |
|
|
Common Mode Rejection
20 Hz–20 kHz (max)
20 Hz–20 kHz (typ) |
> 45 dB
> 50 dB |
> 45 dB
> 50 dB |
|
|
| Max Input Level |
| |
Vrms |
dBu |
dBv |
| 1 |
0.123 |
-16 |
-18.2 |
| 2 |
2.25 |
10 |
7.04 |
| 3 |
8.70 |
21 |
18.8 |
| 4 |
17.35 |
27 |
24.78 |
(4 selections) |
1.23 to 17.35 V rms56 to 27 dBu58.2 to 24.8 dBv
(continuously variable) |
- |
- |
| Mute |
Infinite attenuation (via digital mute) |
Infinite attenuation (via electro-mechanical relays) |
| Audio Conversion |
| Analog to Digital Conversion (ADCs) |
24-bit delta-sigma at 48 or 96 kHz sample rate |
24-bit delta-sigma at 48 or 96 kHz sample rate |
- |
- |
| Digital to Analog Conversion (DACs) |
- |
- |
24-bit delta-sigma at 48 or 96 kHz sample rate |
| Group Delay |
< 13 samples (≈ 271 μs) at 48 kHz |
< 10 samples (≈ 196 μs)
at 48 kHz |
< 13 samples (≈ 271 μs)
at 48 kHz |
| Connectors |
Four 3-terminal Euro-style detachable terminal blocks
|
Two 15-pin HD15 connectors |
| User-configurable options (software enabled) |
| Phantom Power |
+48 V phantom power (meets IEC 1938 [1996] spec) |
+48 V phantom power (meets IEC 1938 [1996] spec) |
- |
- |
Output Trim
V rms (max)
dBu (max)
dBv (max) |
|
|
8.7 V
21 dBu
18.8 dBv |
|
| Amplifier Standby |
- |
- |
Set or clear amplifier in standby mode |
- |
| Mute |
- |
- |
Set or clear individual
channel mutes |
- |
| Enable Meters |
- |
- |
Enable data collection of meters for each channel |
- |
| Audio Output Levels |
- |
- |
Adjust individual audio channel levels |
- |
| Amplifier Model Support |
- |
- |
CX, PowerLight™ 3 Series, DCA, and legacy V1 models |
- |
