dB Technologies IA504R Manual
IA504R 420120398Q REV1.0
QUICK START USER MANUAL SECTION 1
IA504R is the new dBTechnologies professional amplifier
for passive speakers with integrated RDNet connections
for a remote in-depth control and configuration using
AURORA NET software. The device is equipped with a
powerful amplifier section, capable of handling up to
500 W (RMS power) in 4 channels and controlled by a
DSP, which can perform a detailed customization of the
output of the speakers. The mechanical design allows an
easy, accurate and quick installation in half, 1U rack or flat
surface thanks to the optional brackets. In addition, the
user can load presets for dBTechnologies passive speakers
using AURORA NET software to provide an excellent
listening experience.
RMK-1
rack and surface mount kit
•4 channels digital amplifier for passive
speakers
•Powerful DSP
•Compact half rack size
•Quick installation
•AURORA Net control
•Multiple configuration options
The box contains:
•n.1 IA504R amplifier
•n.1 mains cable
•n.3 Euroblock 3.81mm connectors
•n.2 Euroblock 5.08mm connectors
This quick start and warranty documentation
DESCRIPTION
ACCESSORIES
MAIN FEATURES
PACKAGE CONTENTS
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DIMENSIONS
SPECIFICATIONS
Amplifier Type 4 channels digital amplifier - half rack
Frequency Response
[±0.5dB] 20 - 20000 Hz
Amplifier Gain 31 dB
Signal to Noise Ratio >103 dB(A)
Input Sensitivity +4 dBu
Crosstalk 100 dB
Maximum Input Level +18 dBu
Input Impedance 20 kOhm
Amplifier Class-D
Power Supply Full-range SMPS
Cooling Fan forced (front to back)
Operating Range 100-240V~ (50-60Hz)
RMS Out Power single
channel
280 W @ 4 Ω, 245 W @ 8 Ω
135 W @ 16 Ω, 280 W @ 8 Ω (bridge)
250 W @ 70V, 240 W @ 100V
Peak Power single
channel
425 W @ 4 Ω, 245 W @ 8 Ω,
135 W @ 16 Ω, 619 W @ 8 Ω (bridge)
RMS Out Power
4 channels
70 W @ 4 Ω, 70 W @ 8 Ω,
70 W @ 16 Ω, 140 W @ 8 Ω (bridge),
140 W @ 70V, 140 W @ 100V
Peak Power 4 channels 225 W @ 4 Ω, 180 W @ 8 Ω,
125 W @ 16 Ω, 440 W @ 8 Ω (bridge)
Limiter Dual Active Peak, RMS, Thermal
Controller 32 bit DSP
AD/DA Converter 24 bit/48 kHz
Control Reset button
Signal Input connector Euroblock 3.81mm
Signal Output connector Euroblock 5.08mm
RDNet connectors Data In/Data Out
USB connector USB B-type (for DATA CONTROL)
Dimensions (WxHxD) 222x44x256 mm
(8.7x1.7x10.1 in)
Weight 1.82 Kg (4.01 lbs.)
IA504R 420120398Q REV1.0
QUICK START USER MANUAL SECTION 1
1
2
3
8
6
4
10 11 12
5
7
9
I/O AND CONTROL PANEL
The amplifier is controlled by a powerful DSP. All the
connections, except USB Data control, are in the rear
amplifier control panel.
1- Remote Active LED
2- Power/Standby LED
3- Reset button
4- Bridge Mode LED
5- Signal LED
6- USB Data Control
7- Peak Fault LED
8- Analog audio Inputs
9- GPIO/Standby ports
10- RDNet Data In/Data Out
11- Power Outputs
12- Full-range Mains Input
Balanced analog signal
Connect the positive and negative pole, and the
ground of the input signal to the corresponding
input on the amplifier.
Unbalanced analog signal
Connect the positive pole and the ground of the
input signal to the corresponding input on the
amplifier.
INPUT SETTINGS
FRONT PANEL
REAR PANEL
POWER SUPPLY SPECIFICATIONS (POWER ABSORPTION)
Draw at 1/8 of full power in average use conditions (*): 0.36 A (220-240V~) - 0.66 A (100-120V~)
Draw at 1/3 of full power in average use conditions (**): 0.7 A (220-240V~) - 1.4 A (100-120V~)
Power absorption with speaker turned on without signal (idle): 0,16 A (220-240V~) - 0.25 A (100-120V~)
*INSTALLER NOTES: The values refer to 1/8 of full power, in average operating conditions (music program with infrequent or no clipping). It is
recommended to consider them the minimum sizing values, for any type of conguration.
**INSTALLER NOTES: The values refer to 1/3 of full power, in heavy operating conditions (music program with frequent clipping or activation of
the limiter. We recommend sizing according to these values in case of professional installations and tours.
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IA504R 420120398Q REV1.0
QUICK START USER MANUAL SECTION 1
IA504R can be installed in different configura-
tions. For a quick installation, on the front of
the amplifier (A) the user can find mechanical
fixing point for rack mounting. On each side (B)
of the amplifier the user can find mechanical
fixing point for wall/flat surface mounting.
Stereo setup
Connecting a pair of speakers in stereo
mode. Recall the correct setup from the
software AURORA NET in the Setup =>
Output section. The minimum impedan-
ce must be 4 Ohms.
For a quick setup connect a PC/Mac to the
amplifier using a USB cable, download and
open AURORA NET software* and click on
Setup section (Fig.1) and then on Configure
button. From the Output Settings page that
will open up (Fig.2), the user can adjust the
output mode between different choices.
Click on the Load button to load presets for
dBTechnologies passive speakers (Fig.3).
*please be sure to download the latest version of the
software. Check it on www.dbtechnologies.com
Bridge setup
Connecting a speaker in bridge mode.
Recall the correct setup from the
software AURORA NET in the Setup =>
Output section. The minimum impe-
dance must be 8 Ohms.
70/100V setup
Connecting speakers in 70/100V
mode. Recall the correct setup
from the software AURORA NET in
the Setup => Output section.
OUTPUT SETTINGS
AURORA NET SETTINGS
Fig.1
Fig.2
Fig.3
INSTALLATION
AA
BB
FRONT PANEL
RACK MOUNT
SURFACE MOUNT
SIDE PANEL
MONITORING
INPUT
OUTPUT
OUT 1
CONFIGURE CONFIGURE
AMPLIFIER
MAIN SMPS OFF
SYSTEM
NAME: IA 504 [1]
IDENTIFY: IDENTIFY
OUT 3
FLAT FLAT
4 OHM 4 OHM
FLAT FLAT
4 OHM 4 OHM
SPEAKER
SETUP
OUT 2 OUT 4
INPUT 1-2 ANALOG ANALOG GROUNDING FLOATING
INPUT 3-4
ROUTING EQ LIMITER GPIO SETUP LOGLOAD/SAVE
OUTPUT SETTINGS
OUT MODE STEREO
OUT 1 OUT 2
LOAD LOAD
FLAT FLAT
4 OHM 4 OHM
SPEAKER
SETUP
OUTPUT SETTINGS
OUT MODE STEREO
OUT 1 OUT 2
LOAD FLAT LOAD
IS4_T
HPF
EQ
FLAT
100
MONITOR
4 OHM
SPEAKER
SETUP
N.1 AMP
IN A HALF RACK
N.1 AMP
IN ONE RACK
N.2 AMPS
IN ONE RACK
IA504R 420120398Q REV1.0
QUICK START USER MANUAL SECTION 1
EMI CLASSIFICATION
According to the standards EN 55032 and 55035 this is a class B equipment, designed and suitable to operate in residential
environments.
FCC CLASS B STATEMENT ACCORDING TO TITLE 47, PART 15, SUBPART B, §15.105
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the
FCC Rules.
These limits are designed to provide reasonable protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with
the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following measures:
1. Reorient or relocate the receiving antenna.
2. Increase the separation between the equipment and receiver.
3. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
4. Consult the dealer or an experienced radio/TV technician for help.
Changes or modications not expressly approved by the party responsible for compliance could void the user’s authority
to operate the
equipment.
WARNINGS!
Make sure that the device is securely installed in a stable position to avoid any injuries or damages to persons or proper-
ties. Before installing the device check all the components for damages, deformations, missing or damaged parts that
may compromise safety during installation. Follow the instructions contained in this quick start user manual and on the
complete user manual to properly install the device. It’s suggested to keep enough distance from other devices to allow
the right cooling.
The warnings in this manual must be observed in conjunction with the “USER MANUAL - Section 2”.
Features, specication and appearance of products are subject to change without notice. dBTechnologies reserves the right
to make changes or improvements in design or manufacturing without assuming any obligation to change or improve
products previously manufactured.
The external wiring connected to speaker output terminals requires installation by qualied personnel only. Once the
equipment is installed, prevent access to the connectors to unqualied personnel. Only use the accessories and congura-
tions described in this manual, and proceed in accordance with the instructions given in the manuals for the accessories.
Only use the power cable provided.
The USB SERVICE DATA connection is to be used exclusively for updating the product’s rmware; do not connect any other
USB device to the unit to avoid the risk of damage and malfunction.
Check periodically the integrity and the functionality of the accessories and the technical equipments for a safe installa-
tion. User should never apply a load that exceeds the working load limits of any rigging components or equipment here
presented. Design, calculation, installation, testing and maintanance of suspension and stack systems for audio equipment
must be performed only by qualied and authorized personnel. AEB Industriale s.r.l. denies any and all responsibility for
improper installations, in the absence of safety requirements.
IMPORTANT NOTES AND WARNINGS
A.E.B. Industriale Srl
Via Brodolini, 8
Località Crespellano
40053 VALSAMOGGIA
BOLOGNA (ITALIA)
Tel. +39 051 969870
Fax +39 051 969725
www.dbtechnologies.com
QQRRCCooddeetteexxtthttps://www.dbtechnologies.com/qrcode/001094/
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IDnode: 7492
IDlanguage: 267
language: English
field: manual
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