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Crown Audio I-Tech 4x3500HD 4-Channel 3500W Rackmount Power Amplifier

BH #CR4X3500HDSU • MFR #4X3500HDS-U-USFX
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Crown Audio I-Tech 4x3500HD 4-Channel 3500W Rackmount Power Amplifier
Key Features
  • Patented Class-I Circuitry
  • OmniDrive HD DSP Processing
  • 24-Bit / 192 kHz Cirrus Logic Converters
  • Ethernet Capability
The I-Tech 4x3500HD from Crown Audio is a high-performance power amplifier designed for professional applications. The amplifier has a sleek rackmount enclosure packed with innovative technologies that provide world-class performance and ease of use. Patented Class-I circuitry provides efficient use of power to keep current draw low while still providing powerful audio output.
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Crown Audio 4X3500HDS-U-USFX Overview

The I-Tech 4x3500HD from Crown Audio is a high-performance power amplifier designed for professional applications. The amplifier has a sleek rackmount enclosure packed with innovative technologies that provide world-class performance and ease of use. Patented Class-I circuitry provides efficient use of power to keep current draw low while still providing powerful audio output.

Onboard OMNIDRIVEHD DSP processing is built-in and uses 24-bit / 192kHz Cirrus Logic A/D and D/A converters, along with FIR and IIR filters for a high level of audio performance. A front-panel USB port allows you to easily transfer DSP settings from a computer to the amplifier. For connection to virtually any sound system, the amp sports analog and digital XLR inputs and outputs, as well as Speakon and Binding Post outputs. An Ethernet port supports TCP/IQ, HiQnet, and CobraNet, and is compatible with standard 100Mb Ethernet hardware.

The amplifier is kept cool by variable-speed fans with front-to-back airflow to keep system components running reliably. Other useful features of the amplifier include Sweep Load Monitoring with system-level diagnostics, a bright LCD screen for easy navigation, and a true global power supply, allowing you to operate at full power no matter where you go.

Rackmount Design
The sleek rackmount chassis fits into any standard equipment rack for easy installation
Class-I Circuitry
Patented 5th-generation Class-I circuitry provides terrific efficiency for strong performance with a low power draw
OmniDrive HD DSP
Built-in BSS OmniDrive HD DSP processing and 24-bit / 192 kHz Cirrus Logic SHARC converters, along with FIR and IIR filters provide ultrasmooth performance
USB
A front-panel USB connector lets you connect a USB drive to quickly transfer DSP settings that were created in a computer
Analog and Digital I/O
The amplifier has analog XLR inputs and outputs, as well as AES/EBU digital XLR inputs and outputs. Speakon and Binding Post outputs are also provided
Ethernet
An Ethernet port supports TCP/IQ, HiQnet, and CobraNet, and is compatible with standard 100Mb Ethernet hardware
Cooling Fans
Front-to-rear cooling fans have true tachometer feedback for precision control of thermal performance
Diagnostics
Sweep Load Monitoring (SLM) technology provides system-level diagnostics
LCD Display
The bright LCD display allows you to quickly set up and monitor the amplifier
Global Power
The global power supply ensures your ability to have peak performance anywhere in the world
UPC: 691991008092

Crown Audio 4X3500HDS-U-USFX Specs

Key Specs
Number of Channels
4
Amplifier Power Rating
2 Ohms:
2100 W per Channel
4 Ohms:
2200 W per Channel
4200 W Bridged
8 Ohms:
1900 W per Channel
4800 W Bridged
70 V:
2100 W per Channel
100 V:
2300 W Bridged
Load Impedance / Voltage
Parallel/Stereo:
2 / 4 / 8 Ohms
70 / 100 V
Bridged/Mono:
4 / 8 Ohms
DSP
Yes
Analog Audio I/O
4x XLR 3-Pin Female Balanced Line Input
4x Binding Post Pair 2-Pin Speaker Output
Digital I/O
2x XLR AES3 Input
Network I/O
1x etherCON/RJ45 Ethernet
Rackmount Size
2 U
Amplifier
Number of Channels
4
Amplifier Power Rating
2 Ohms:
2100 W per Channel
4 Ohms:
2200 W per Channel
4200 W Bridged
8 Ohms:
1900 W per Channel
4800 W Bridged
70 V:
2100 W per Channel
100 V:
2300 W Bridged
Load Impedance / Voltage
Parallel/Stereo:
2 / 4 / 8 Ohms
70 / 100 V
Bridged/Mono:
4 / 8 Ohms
Performance
Protections
DC Fault, Low Impedance, Overvoltage, Short Circuit, Thermal, Ultrasonic, Undervoltage
Frequency Response
20 Hz to 20 kHz ±0.25 dB
Damping Factor
> 1000
Input Sensitivity
1.28 Vrms to 8 Vrms
Input Impedance
20 Kilohms (Balanced)
10 Kilohms (Unbalanced)
Max Gain
37.1 dB
Max Input Level
+21 dBu
SNR
> -108 dBA
THD
< 0.35% (Full Range, at Rated Power)
Intermodulation Distortion
< 0.06%
Crosstalk
> 80 dB (Below Rated Power, 20 Hz to 1 kHz)
Common Mode Rejection Ratio (CMRR)
> 70 dB
Signal Processing
AD/DA Conversion
24-Bit / 96 kHz
DSP
Yes
Crossover
Yes
Limiting
Yes
Connectivity
Analog Audio I/O
4x XLR 3-Pin Female Balanced Line Input
4x Binding Post Pair 2-Pin Speaker Output
Digital I/O
2x XLR AES3 Input
Network I/O
1x etherCON/RJ45 Ethernet
USB I/O
No
Mobile App Compatible
No
Wireless
No
Power
AC Input Power
100 to 240 VAC, 50 / 60 Hz
AC Power Connector
1x powerCON 30 A
Physical
Display & Indicators
Front Panel:
1x Multi-Color LCD (Fault/Level/Signal/Standby/Thermal)
Front Panel:
7x Multi-Color LED (Clip/Fault/Level/Signal/Status/Thermal, per Channel)
Rackmount Size
2 U
Cooling
Fan (Variable Speed)
Dimensions
19.0 x 3.5 x 17.0" / 48.3 x 8.9 x 43.2 cm
Weight
29 lb / 13.2 kg

Crown Audio 4X3500HDS-U-USFX Reviews

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