
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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222
44
(263)
256,5
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.)