ALLEN & HEATH CQ-20B User Manual

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User Guide V1.1.0 Issue 1
Quick Start ............................................................................................................... 24
Shows, Scenes and Libraries ........................................................................... 26
Processing Copy, Paste and Reset ............................................................... 29
Processing Quick Fire ......................................................................................... 32
Convert a Quick Channel to a Complete Channel ................................... 33
7. How to… ......................................................................................................... 34
Use Gain Assistant ............................................................................................... 34
Use Quick Channels ............................................................................................. 36
Send signal from Inputs to the Main Output ............................................. 38
Send signal from Inputs to Outputs 1-6 ...................................................... 40
Use the Feedback Assistant ............................................................................ 42
Add and use FX ....................................................................................................... 47
Send Audio to and from a DAW ....................................................................... 50
Record/Playback Multitrack using an SD Card ....................................... 53
Store and Recall settings .................................................................................. 56
8. CONFIG .......................................................................................................... 60
INPUTS ....................................................................................................................... 60
OUTPUTS .................................................................................................................. 62
Digital Audio (Symbols) / USB/SD ................................................................ 64
Digital Audio (Symbols) / Bluetooth ............................................................ 66
AMM (Auto Mic Mixer) ........................................................................................... 67
CONTROL & NETWORK / Footswitch ........................................................... 68
CONTROL & NETWORK / Soft Rotaries (CQ-18T) .................................... 69
CONTROL & NETWORK / Soft Keys .............................................................. 70
CONTROL & NETWORK / Network (Ethernet) ............................................. 71

ALLEN & HEATH CQ-20B Specifications

General

Frequency range	20 - 20000 Hz
Channels quantity	24 channels
Supported sample rates	96 kHz
Digital sound processing	- bit
Nominal input level	17 dBu
Output impedance	75 Ω
Total Harmonic Distortion (THD)	0.002 %
Built-in display	-
Card reader integrated	Yes
Compatible memory cards	SD, SDHC
Maximum memory card size	32 GB
Bluetooth version	4.1
XLR out	8
RJ-45 ports quantity	1
USB 2.0 ports quantity	2
Number of microphone inputs	20
Rack capacity	19U
USB connector type	USB Type-A, USB Type-B
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (typical)	- W

Weight and Dimensions

Depth	154 mm
Width	372 mm
Height	134 mm
Weight	2600 g
Package type	Box
Package depth	260 mm
Package width	450 mm
Package height	250 mm
Package weight	3300 g