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KPRA34+ 2U Rack Expandable Amplified Matrix, 8x8 Dante CH with IEB Pro, 4x750W @ 4 Ohm

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The Prisma-KPRA34+ is a powerful amplifier and processing platform delivering 4x750W@4Ω. With native support for up to 8x8 Dante channels, it offers an exceptional level of connectivity and control for demanding installations.

With the optional accessory K-PRIN4, Prisma-KPRA34+ is expandable with 8x analog inputs channels, allowing for advanced configuration ... Read more

The Prisma-KPRA34+ is a powerful amplifier and processing platform delivering 4x750W@4Ω. With native support for up to 8x8 Dante channels, it offers an exceptional level of connectivity and control for demanding installations.

With the optional accessory K-PRIN4, Prisma-KPRA34+ is expandable with 8x analog inputs channels, allowing for advanced configuration and powerful signal distribution through dedicated routing and matrices capabilities.

Here, the robust power of the Kommander series seamlessly integrates with the versatility and modularity of the Prisma line: this union delivers dedicated control for a diverse range of applications across sectors, from hospitality to residential to corporate environments.

The Prisma-KPRA34+ is equipped with the internal DSP and matrix functions that is easily accessible and controlled by our dedicated Web-app, mobile apps and desktop software, providing a complete and reliable solutions.

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K-array PRISMA Matrix Processing Platform

Highlights

Modular Intelligence for Professional Audio Control

Prisma-KPR is an advanced audio matrix designed for high-end professional audio systems. Engineered with a modular architecture, it offers maximum expandability, full configurability, and seamless integration into both fixed installations and large-scale networked audio environments.

Configurable I/O, Dante™ Networking, and Integrated Control

The PRISMA family offers versatile models with I/O options ranging from 0x0 up to 8x8 balanced analog channels, plus 8x8 Dante™ channels supported by an onboard managed switch for seamless network integration. Integrated GPIO ports provide external control and automation capabilities. Four powered versions deliver output powers of 4x50W, 4x150W, 4x300W, or 4x750W.

The Core of Power and Integration

At its core lies the IEB-PRO, powered by OsKar+ — the native K-array operating system — engineered to provide advanced networking capabilities, signal routing, and system control. Paired with a powerful DSP for high-precision signal processing, it ensures optimal performance in demanding audio environments. The platform offers streamlined control and management via an the onboard Web App, along with intuitive access and seamless configuration through K-Connect and K-Control.

Reliable 1U/2U Rack Design for Versatile Audio Installations

Available in 1U and 2U rack-mountable formats, PRISMA features a compact, durable chassis made from high-quality materials to ensure thermal efficiency and structural reliability. Its space-saving design allows seamless integration into AV racks and audio installations, offering maximum versatility for system integrators and installers.
DSP
Dante™ Digital Audio
Class-D

Product details

Key features

  • 2U rack-compatible
  • 4ch x 750W @4Ω
  • Equipped with Dante-Ready ™ for activation of Dante ™ license and supporting up to 16 Dante channels (8x8)
  • Onboard DSP with: Grouping, Equalization, Limiters, Routing, Level, Loudspeaker presets
  • Integrated Electronic Brain PRO (IEB Pro) with osKar custom operating system running on quad core 1.6 GHz internal processor
  • Digital channel count (IEB PRO 8x8), connection and signal redundancy
  • K-PRIN4 accessory board
  • REST API for easy integration with third-party remote control systems
  • K-Connect mobile for easy wireless access to the DSP features
  • K-Control customizable dashboard and app for smart control and integration with the K-array ecosystem

Specifications

  • Type
    Amplified matrix with IEB-Pro (8x8 Dante Ch, paymentenabled) - 4ch power outputs
  • Input Impedance
    (balanced) 4 kΩ
  • Input Sensitivity
    0dBV @0dB gain
  • Gain Step
    0dB / +16dB / +32dB / +48dB
  • Max Input Gain
    +20dBV @0dB
  • Phantom power
    Yes, +48V DC selectable on each individual channel via Dip Switch
  • ADC
    Yes, Sampling Rate 48kHz
  • Output Frequency Response
    20-20KHz +0/-1dB
  • Output
    THD 0,1 %
  • Output Impedance
    minimum 4 Ω
  • Amp Module
    4ch switching mode, Class D Amplifier
  • Input Connections
    4x BAL input
  • Output Connections
    2x PC 4/ 4-ST-7,62 speaker output
  • Digital Connections
    Dante channel count 8x8 - (enabled with Dante Ready), 2x RJ45 Ethernet 1.Gbit - primary/secondary, 1x USB-A 2.0
  • Processor
    iMX8 running on Quad. core 1.6 GHz with IEB-Pro osKar Operating System
  • Built-in DSP
    Grouping, Equalization, Limiters, Routing, Level, Loudspeaker presets
  • Output Power
    4 x 750W @ 4Ω
  • Remote Control
    K-control, Web-App built-in interface, Third party remote control system
  • MAINS Operating Range
    Dedicated AC/DC power adapter 100-240V ~ AC, 50-60 Hz input / 24 V, 4 A DC output
  • Power Consuption
    600 W @ 8 Ω load, Pink noise, 1/4 rated power
  • Protections
    Thermal protection, output short circuit, RMS output current protection, high frequency protection, power limiter, clip limiter
  • Dimensions (WxDxH)
    432 x 432 x 87 mm - 16,99 x 16,99 x 3,43 in. (2U Rack)
  • Weight
    7 kg (15,4 lbs.)
  • IP Rating
    IP20
  • Material
    Stainless Steel
  • Color
    Black
  • More Less

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