I-Tech 4x3500HD

Four-channel, 4000W @ 4Ω Power Amplifier

I-Tech 4x3500HD
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The I-Tech 4x3500HD amplifier is the industry's first high-powered tour sound amplifier featuring four inputs, Analog, AES3, and CobraNet™, fully routable to any one of 4 outputs.  Each channel features a complete compliment of OMNIDRIVEHD™ Processing, including the acclaimed LevelMAX™ Limiter Suite, and support for linear phase FIR filters as used in the latest JBL V5 loudspeaker tunings.  Combine that with Crown's patented Class-I technology delivering uncompromising power output across all four channels, and it's easy to see why the I-Tech 4x3500HD is the flagship tour sound amplifier from Crown.

HD4 Power Matrix



Recommended for: Tour Sound.



More Flexibility

• True Ethernet backbone – fast, reliable and scalable

• Color LCD provides users with diagnostics and presets for easy setup

• Includes SLM (Sweep Load Monitoring) with system-level diagnostics

• Front panel USB connector transfers presets to/from a USB drive to the amp’s DSP

• New software interface based on customer feedback manages presets, provides easier system-level changes, and includes a configuration wizard

• The only product available with analog, AES, CobraNet®, HiQnet™ and Ethernet connectivity

No Compromise

• BSS OMNIDRIVEHD™ DSP processing with industry leading IIR filters and linear phase FIR filters

• High common-mode rejection eliminates hum and RFI on input cables

• Professional-grade connectors for all inputs and outputs

• Full power-supply voltage is always available, allowing instantaneous power on demand

• Quality-graded components let you safely drive the amplifier harder

• More total capacitance provides tremendous energy reserves for power bursts

No Comparison

• The only tour sound amplifier that provides four routable inputs to any output (analog, AES, VDrive, or CobraNet)

• LevelMAX™ peak voltage and RMS power limiters communicate with each other, resulting in smooth and accurate response, better sound

• Sixth generation patented Class-I (BCA®) circuitry couples power efficiently to the load and provides low AC current draw

• Global Power Supply; universal AC input accepts 100-240VAC, 50/60 Hz (±15%)


  Version Language Size Uploaded
file type icon I-Tech 4x3500HD Brochure
updated: Oct 19, 2021
    11.4 MB Oct 19, 2021
file type icon I-Tech 4x3500HD Cut Sheet
updated: Oct 19, 2021
    1.39 MB Oct 19, 2021
file type icon Power Draw & Thermal
updated: Oct 19, 2021
    101 KB Oct 19, 2021
file type icon I-Tech 4x3500HD Owner's Manual-Chinese
zh updated: Oct 19, 2021
  zh  8.22 MB Oct 19, 2021
file type icon I-Tech 4x3500HD Owner's Manual
updated: Oct 19, 2021
    16 MB Oct 19, 2021
Technical Papers
file type icon LevelMax Guide for I-Tech HD
updated: Oct 22, 2020
    337 KB Oct 22, 2020
platform icon Performance Manager
updated: Sep 09, 2021
    Sep 09, 2021
platform icon HiQnet Audio Architect™
updated: Aug 23, 2016
    Aug 23, 2016
Declaration Of Conformities
file type icon IT HD 4x3500 Declaration of Conformity
updated: Aug 27, 2015
    79.2 KB Aug 27, 2015
Power Draw & Thermal Dissipation Specs
file type icon IT HD Limiter Wizard
updated: Oct 22, 2020
    363 KB Oct 22, 2020

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Channels 4 inputs, 4 outputs (Analog, AES 3, VDrive, CobraNet)
Sensitivity Adjustable in 0.1dB increments from 1.28Vrms to 8Vrms
Damping Factor > 5000
Signal to Noise Ratio ≥ 108dB
THD (full rated power, 20 Hz - 20 kHz) 0.35%
Frequency Response ± 0.25dB
Intermodulation Distortion (from 0 dB down to -40 dB) 0.06%
Crosstalk > 80dB
Common Mode Rejection > 80dB typical
Power Connector 32A powerCON (on amp) - L6-30 plug (into wall)
Dimension (HxWxD) 89 mm x 483 mm x 431 mm
3.3 in x 19 in x 16.9 in
Net Weight 13.2 kg (29 lbs)



I-Tech 4x3500HD FAQs

Why is the screen on the I-Tech 4x3500HD no longer a touch-screen?

Due to supplier issues with quality and delivery, we have removed the touch-screen capability from the I-Tech 4x3500HD. Several of the display screens and menus have been updated to accommodate this change. Performance of the I-Tech 4x3500HD has not been impacted by this change in any way.  If you have any questions regarding this issue, please contact our Technical Support team at support@crownaudio.com.