The t.racks DSP 4x4 Mini Pro User manual
DSP 4x4 Mini Pro
Controller
User Manual
Thomann GmbH
Hans-Thomann-Straße 1
96138 Burgebrach
Germany
Telephone: +49 (0) 9546 9223-0
Internet: www.thomann.de
13.06.2023, ID: 555772
Table of contents
1 General information................................................................................................................................. 4
1.1 Further information........................................................................................................................... 5
1.2 Notational conventions.................................................................................................................... 5
1.3 Symbols and signal words............................................................................................................... 6
2 Safety instructions..................................................................................................................................... 8
3 Features....................................................................................................................................................... 10
4 Installation and starting up................................................................................................................ 11
5 Connections and controls................................................................................................................... 14
6 Operating on a PC................................................................................................................................... 16
7 Technical specications....................................................................................................................... 32
8 Plug and connection assignment.................................................................................................... 34
9 Protecting the environment.............................................................................................................. 36
Table of contents
DSP 4x4 Mini Pro 3
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1 General information
This user manual contains important information on the safe operation of the device. Read and
follow all safety notes and all instructions. Save this manual for future reference. Make sure
that it is available to all persons using this device. If you sell the device to another user, be sure
that they also receive this manual.
Our products and user manuals are subject to a process of continuous development. We there‐
fore reserve the right to make changes without notice. Please refer to the latest version of the
user manual which is ready for download under www.thomann.de.
General information
4DSP 4x4 Mini Pro
Controller
1.1 Further information
On our website (www.thomann.de) you will nd lots of further information and details on the
following points:
Download This manual is also available as PDF le for you to download.
Keyword search Use the search function in the electronic version to nd the topics of
interest for you quickly.
Online guides Our online guides provide detailed information on technical basics
and terms.
Personal consultation For personal consultation please contact our technical hotline.
Service If you have any problems with the device the customer service will
gladly assist you.
1.2 Notational conventions
This manual uses the following notational conventions:
General information
DSP 4x4 Mini Pro 5
Controller
The letterings for connectors and controls are marked by square brackets and italics.
Examples: [VOLUME] control, [Mono] button.
Texts and values displayed on the device are marked by quotation marks and italics.
Examples: ‘24ch’ , ‘OFF’ .
The individual steps of an instruction are numbered consecutively. The result of a step is
indented and highlighted by an arrow.
Example:
1. Switch on the device.
2. Press [Auto].
ðAutomatic operation is started.
3. Switch o the device.
1.3 Symbols and signal words
In this section you will nd an overview of the meaning of symbols and signal words that are
used in this manual.
Letterings
Displays
Instructions
General information
6DSP 4x4 Mini Pro
Controller
Signal word Meaning
DANGER! This combination of symbol and signal word indicates an
immediate dangerous situation that will result in death or
serious injury if it is not avoided.
NOTICE! This combination of symbol and signal word indicates a pos‐
sible dangerous situation that can result in material and
environmental damage if it is not avoided.
Warning signs Type of danger
Warning – danger zone.
General information
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Controller
2 Safety instructions
This device is intended to be used for amplication, mixing and playback of signals from
musical instruments and microphones. Use the device only as described in this user manual.
Any other use or use under other operating conditions is considered to be improper and may
result in personal injury or property damage. No liability will be assumed for damages resulting
from improper use.
This device may be used only by persons with sucient physical, sensorial, and intellectual
abilities and having corresponding knowledge and experience. Other persons may use this
device only if they are supervised or instructed by a person who is responsible for their safety.
Safety
DANGER!
Danger for children
Ensure that plastic bags, packaging, etc. are disposed of properly and are not within reach of babies and young children. Choking
hazard! Ensure that children do not detach any small parts (e.g. knobs or the like) from the unit. They could swallow the pieces and
choke! Never let children unattended use electrical devices.
NOTICE!
Risk of re
Do not block areas of ventilation. Do not install the device near any direct heat source. Keep the device away from naked ames.
Intended use
Safety instructions
8DSP 4x4 Mini Pro
Controller
NOTICE!
Operating conditions
This device has been designed for indoor use only. To prevent damage, never expose the device to any liquid or moisture. Avoid
direct sunlight, heavy dirt, and strong vibrations. Only operate the device within the ambient conditions specied in the chapter
‘Technical specications’ of this user manual. Avoid heavy temperature uctuations and do not switch the device on immediately
after it was exposed to temperature uctuations (for example after transport at low outside temperatures). Dust and dirt inside can
damage the unit. When operated in harmful ambient conditions (dust, smoke, nicotine, fog, etc.), the unit should be maintained by
qualied service personnel at regular intervals to prevent overheating and other malfunction.
Safety instructions
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3 Features
nUltra compact 4-channel DSP
nInputs: 4 × XLR (balanced)
nOutputs: 4 × XLR (balanced)
nUSB connection for control via PC using the supplied software
nComprehensive setting options for optimal sound
– Parametric equalizer
– Graphic equalizer
– High- and low-pass lters
– Noise gate
– Limiter
– Phase inversion
Features
10 DSP 4x4 Mini Pro
Controller
4 Installation and starting up
Unpack and check carefully there is no transportation damage before using the unit. Keep the
equipment packaging. To fully protect the product against vibration, dust and moisture during
transportation or storage use the original packaging or your own packaging material suitable
for transport or storage, respectively.
Create all connections while the device is o. Use the shortest possible high-quality cables for
all connections. Take care when running the cables to prevent tripping hazards.
The gure schematically shows how the device can be controlled via a computer's USB port.
The gure shows two dierent ways to attach the left and right rack angles for rack mounting.
Conguration example
1 RU for rack mounting
Installation and starting up
DSP 4x4 Mini Pro 11
Controller
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Version 1
1 Left rack angle
2 Back
3 Front
4 Right rack angle
Version 2
5 Left rack angle
6 Back
Installation and starting up
12 DSP 4x4 Mini Pro
Controller
7 Front
8 Right rack angle
Installation and starting up
DSP 4x4 Mini Pro 13
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5 Connections and controls
OU TP UT
Gnd U 01 U 02 U 03
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CH 1
CH 4 CH 3 CH 2
Front
1 Inputs [CH 1] … [CH 4], designed as XLR (balanced).
2[U01], [U02], [U03] | Buttons for switching between presets. Buttons must be pressed for 2 seconds to call up a preset.
Connections and controls
14 DSP 4x4 Mini Pro
Controller
3[USB] | USB interface
4[POWER] | Power switch and indicator LED. The LED lights up when the unit is connected to the power supply.
Back
5 Connection socket for the power adapter for power supply
6 Outputs [CH 1] … [CH 4], designed as XLR (balanced).
7 Control connection for preset switching [U01], [U02] and [U03] | Potential-free bridging of [GND] and [U01], [U02] and [U03]
calls up the relevant preset.
Connections and controls
DSP 4x4 Mini Pro 15
Controller
6 Operating on a PC
1. Insert the software CD into the disk drive of your Windows PC and start the installation
programme that matches the device version.
2. Follow the instructions of the installation programme to completion.
3. Connect your PC to the device via a USB cable and turn on the device.
ðThe operating system detects the newly added USB device.
4. Open the programme. It automatically detects the connected device.
ðIn the upper right corner of the programme window the ‘Online’ marking appears.
1. Click the ‘Online’ button in the programme window.
2. Close the programme window.
Installing and starting the soft‐
ware
Exiting the software
Operating on a PC
16 DSP 4x4 Mini Pro
Controller
All tabs of the programme window have a similar structure and are divided into the following
areas:
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1 Tab for selecting a function group
2 Main menu
3 Button for the status of the connection to the PC
Components of the programme
window
Operating on a PC
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4 Display area
5 Control area
6 Buttons for quick access to important presets
Menu item Meaning
‘File’ Loading user presets and saving them on the PC
‘Link’ Assignment of input to output channels
‘Copy’ Copying parameter settings from one input or output channel to another
‘Lock’ Changing the device password
‘Test Tone’ Internal test tone generator: pink noise, white noise, sine wave 20 Hz…20 kHz
‘Language’ Language for the user interface of the programme (English or German)
‘About’ Information about the programme version
Main menu
Operating on a PC
18 DSP 4x4 Mini Pro
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Area Meaning
‘Address’ Display of the marking of the device
‘Preset’ Display of the current user's preset
‘Store’ Saving a user preset
‘Recall’ Recalling a user preset
Buttons for quick access to
important presets
Operating on a PC
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“Gain” tab
Operating on a PC
20 DSP 4x4 Mini Pro
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Table of contents
