Precision Control for Professional Sound Systems The Zenith LSP204 MKII Loudspeaker Processor is a professional-grade speaker management solution designed to optimise, protect and control audio systems across a wide range of commercial environments. With a 2 input, 4 output configuration, it provides flexible routing and processing for multi-speaker setups, enabling installers and engineers to achieve consistent, high-quality audio performance. Whether deployed in live venues, hospitality spaces, education settings or fixed installations, this processor ensures that every element of the sound system operates with clarity and balance. Flexible System Configuration for Installers The 2 in 4 out architecture allows for multiple system configurations, including stereo 2-way systems or mono 4-way setups. This flexibility makes it suitable for a wide range of applications, from compact background music systems through to more complex front-of-house PA deployments. For installers, this reduces the need for additional processing hardware while supporting scalable system design. It enables efficient routing between amplifiers and loudspeakers, helping to streamline rack builds and simplify system layouts. Advanced DSP Processing for System Optimisation At the core of the LSP204 MKII is a high-performance 24-bit DSP engine, delivering precise control over audio signals. This allows engineers to fine-tune system performance, ensuring optimal sound quality across different environments. Each input and output channel includes detailed processing tools, enabling accurate adjustment of tonal balance, system response and overall output. This level of control is essential for achieving consistent audio across varying room acoustics and speaker configurations. Detailed EQ and Crossover Control The processor features a 7-band parametric EQ on every input and output, allowing precise shaping of frequency response. This enables installers to tailor the sound to suit specific venues, improving clarity for speech, music playback or live performance. In addition, advanced crossover filters allow accurate separation of frequency bands between subwoofers, mid-range and high-frequency drivers. With selectable filter types and slopes, the system can be optimised for maximum efficiency and seamless audio transition between speakers. Time Alignment and System Cohesion Accurate time alignment is critical in multi-speaker systems, particularly in larger venues or distributed audio setups. The LSP204 MKII includes delay functionality on every input and output, allowing precise synchronisation between speakers. This ensures that audio arrives at the listener coherently, improving intelligibility and overall listening experience. It is particularly valuable in environments such as auditoriums, houses of worship and performance spaces. Built-In Protection for Long-Term Reliability Protecting loudspeakers and amplifiers is a key requirement in any professional audio system. The LSP204 MKII incorporates dynamic processing tools, including compressors on each channel, to manage signal levels and prevent overload. This helps extend the lifespan of system components while maintaining consistent output levels, reducing the risk of distortion or equipment failure during operation. Streamlined Setup and Preset Management Pre-configured system presets enable fast deployment, allowing users to implement common configurations quickly. These presets can be customised, stored and duplicated, making it easy to standardise system setups across multiple installations. With additional PC control software available, technicians can manage settings remotely, create backups and ensure consistency across projects. This is particularly beneficial for integrators managing multiple sites or large-scale rollouts. Practical Control Interface for On-Site Operation The front panel interface includes a clear display, jog wheel control and level indicators, enabling efficient on-site setup and monitoring. This allows engineers to make adjustments quickly without requiring external devices, improving workflow during installation and commissioning. For live environments, this direct access ensures that system changes can be implemented in real time, supporting operational flexibility. Suitable for a Wide Range of Commercial Applications The LSP204 MKII is well suited to a variety of sectors where controlled, high-quality audio is essential. In hospitality venues such as bars and restaurants, it supports balanced background music systems. In education environments, it enhances speech clarity in halls and lecture spaces. For live music venues and event spaces, it provides the processing power required to manage full-range PA systems, while in corporate settings it ensures consistent audio across meeting and presentation spaces. A Core Component in Modern Audio Infrastructure Speaker management processors play a critical role in professional audio systems, ensuring signals are correctly distributed, optimised and protected. The Zenith LSP204 MKII delivers a practical, reliable solution for installers and audio professionals seeking precise system control within a compact and cost-effective format. Its combination of flexibility, processing capability and ease of use makes it a strong foundation for both new installations and system upgrades.

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dvanced Speaker Management for Complex Audio Systems The Zenith LSP408 MKII Loudspeaker Processor is designed for professional audio environments where system control, flexibility and reliability are essential. Featuring a 4 input, 8 output configuration, it provides the processing power required to manage multi-zone, multi-speaker and large-scale PA systems with precision. For AV installers and system integrators, this processor forms a central control point within the signal chain, ensuring consistent performance across all connected amplifiers and loudspeakers. Scalable Configuration for Multi-Zone Installations With four balanced XLR inputs and eight outputs, the LSP408 MKII supports a wide range of system architectures. It can be deployed across stereo multi-way systems, distributed audio zones or complex speaker layouts in larger venues. This makes it particularly suited to environments such as hospitality venues, theatres, houses of worship and commercial spaces where multiple areas require independent or grouped audio control. Precision DSP Processing for System Optimisation At the core of the LSP408 MKII is a high-performance 24-bit DSP engine, delivering accurate signal processing across all inputs and outputs. This enables detailed system tuning, ensuring audio is balanced, controlled and optimised for the specific acoustic environment. For installers, this level of processing capability allows systems to be tailored to suit everything from background music applications to full-range live sound reinforcement. Flexible EQ and Crossover Control Each input and output channel benefits from dedicated parametric EQ, allowing fine adjustment of tonal characteristics across the system. This supports precise tuning of loudspeakers to achieve clarity, consistency and improved intelligibility in different environments. Advanced crossover functionality enables accurate frequency separation between subwoofers, mid-range and high-frequency drivers. With selectable filter types and slopes, the processor ensures seamless transitions between speaker components, improving overall system efficiency. Time Alignment for Cohesive Sound Delivery The inclusion of delay functionality across all inputs and outputs allows for precise time alignment between speakers. This is particularly important in larger venues or distributed systems where audio must arrive at the listener in sync. By aligning speaker arrays correctly, the LSP408 MKII enhances clarity and delivers a more coherent listening experience, whether used for speech reinforcement or music playback. Built-In Protection and System Stability Protecting system components is critical in professional audio installations. The LSP408 MKII incorporates dynamic processing tools, including compressors on every channel, to manage signal levels and prevent overload. This helps maintain consistent output while safeguarding amplifiers and loudspeakers, reducing the risk of distortion or equipment damage during operation. Efficient Workflow for Installers and Engineers The processor is designed to streamline both installation and ongoing system management. Pre-configured presets allow for rapid deployment, while custom presets can be created, stored and recalled to suit specific projects or venues. PC control software provides a more detailed interface for system configuration, enabling technicians to manage multiple installations efficiently and maintain consistency across sites. Practical Front Panel Control and Monitoring A clear front panel interface, including a jog wheel, LCD display and LED level indicators, provides immediate access to system parameters. This allows engineers to make adjustments quickly during commissioning or live operation. For on-site teams, this reduces reliance on external devices and ensures that system control remains accessible at all times. Ideal for Commercial and Installed Audio Applications The LSP408 MKII is well suited to a wide range of commercial AV applications. In hospitality venues such as bars, restaurants and hotels, it supports multi-zone background music systems. In education environments, it enhances speech clarity across halls, auditoriums and lecture spaces. For live venues and performance spaces, it provides the processing power required to manage full-range PA systems, while in corporate settings it ensures consistent audio distribution across meeting and presentation areas. A Core Component in Modern Audio Infrastructure Loudspeaker processors are a fundamental part of professional audio systems, enabling precise control over signal routing, tonal balance and system protection. The LSP408 MKII delivers these capabilities in a scalable format, making it suitable for both new installations and system upgrades. For AV professionals seeking a reliable, flexible and cost-effective speaker management solution, the Zenith LSP408 MKII provides a strong foundation for delivering consistent, high-quality audio across a wide range of commercial environments.

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The Martin Audio DX0.4 is a compact 2-input, 4-output network system controller designed for professional loudspeaker management in both installed and portable audio systems. It is well suited to Martin Audio ADORN, CDD and BlacklineX systems, as well as other applications where flexible routing, EQ, delay and loudspeaker protection are required from a cost-effective 1U processor. With two balanced XLR inputs and four balanced XLR outputs, the DX0.4 provides fully assignable matrix routing, allowing both inputs to be routed to any output with attenuation available at each routing point. This makes it suitable for stereo systems, subwoofer integration, multi-zone audio, small venue sound systems and compact commercial installations requiring precise control over signal distribution. Comprehensive DSP tools are included for system tuning and protection. Input processing includes gain, polarity invert, up to 600ms delay, 10-band parametric EQ and noise gate functionality. Each output includes gain, polarity invert, up to 200ms delay, high-pass and low-pass crossover filters, 8-band parametric EQ, program limiting and peak limiting. This gives installers and engineers the tools required to optimise loudspeaker response, align subs and tops, manage room behaviour and protect the system from excessive drive levels. The DX0.4 is designed for straightforward setup and day-to-day operation. The front panel includes an LCD display, intuitive menu controls, one-touch mute buttons and 6-segment LED metering for inputs, outputs and limiter activity. A front panel USB port allows direct PC connection, while Ethernet and RS485 networking support larger systems where multiple processors may need to be controlled. A useful feature of the DX0.4 is the ability to import Martin Audio output channel presets, helping speed up configuration when working with compatible Martin Audio loudspeakers. The unit also provides 32 user memory locations, allowing system configurations to be stored and recalled for different venue layouts, event formats or installation requirements. Housed in a compact 1U rackmount chassis, the Martin Audio DX0.4 is a practical solution for venues, installers, hire companies and AV professionals requiring reliable loudspeaker control in a space-efficient format. Its combination of 96kHz DSP, flexible routing, system protection and network control makes it a strong choice for small to medium audio systems where professional signal management is essential.

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The Martin Audio DX0.6 is a compact 2-input, 6-output audio processor and loudspeaker management system designed for professional installed and portable sound systems. It provides flexible routing, EQ, delay, crossover control and loudspeaker protection in a 1U rackmount format, making it well suited to Martin Audio ADORN, CDD and BlacklineX systems as well as other commercial audio applications requiring precise system control. With two balanced XLR inputs and six balanced XLR outputs, the DX0.6 offers fully assignable matrix routing from either input to any output. This makes it suitable for stereo systems with subwoofers, multi-zone layouts, bi-amped configurations, fill speakers, delays and more complex installed sound systems where a 2-in / 4-out processor does not provide enough output flexibility. The DX0.6 includes a comprehensive set of DSP tools for tuning and protection. Input processing includes gain, polarity invert, noise gate, up to 600ms delay and 10-band parametric EQ. Each output includes gain, polarity invert, up to 200ms delay, high-pass and low-pass crossover filters, 8-band parametric EQ, program limiting and peak limiting. This gives installers and engineers the control required to align loudspeakers, integrate subwoofers, manage room response and protect the system from excessive drive levels. Front panel controls, one-touch mute buttons and an LCD display provide direct access to core functions, while USB, Ethernet and RS485 connectivity allow more advanced configuration from a connected computer or networked control system. The DX0.6 also includes 32 user memory locations, making it easy to store and recall system setups for different rooms, venue configurations or event requirements. A useful feature of the DX0.6 is its Martin Audio output channel preset import function, allowing compatible loudspeaker settings to be loaded quickly when configuring a system. This helps streamline setup and supports consistent performance when working across different Martin Audio product ranges. The Martin Audio DX0.6 is a strong choice for venues, installers, AV integrators and hire companies requiring a professional loudspeaker processor with additional output flexibility. Its 2-in / 6-out format, 96kHz processing, network control and comprehensive protection tools make it a practical solution for small to medium audio systems where accurate loudspeaker management is essential.

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The Bose ControlSpace ESP-880A engineered sound processor is a powerful open architecture DSP designed to deliver precise audio control across a wide range of commercial sound system applications. Suitable for both standalone installations and large scale networked systems, it provides the flexibility and processing capability required for professional AV environments. The ESP-880A features 8 by 8 analogue audio inputs and outputs, supporting both microphone and line level signals. High quality analogue circuitry delivers ultra low noise performance with a wide dynamic range, ensuring clean and accurate audio reproduction across all connected sources. Advanced digital signal processing operates at 48 kHz and 24 bit resolution, utilising a floating point DSP architecture for maximum precision and low latency performance. This enables integrators to implement complex processing with confidence, maintaining clarity and system stability even in demanding environments. An integrated AmpLink output allows up to 8 channels of uncompressed digital audio to be transmitted directly to compatible Bose Professional amplifiers over standard Cat5 cabling. This simplifies system wiring while maintaining signal integrity and reducing installation time. The ESP-880A is configured using Bose ControlSpace Designer software, providing access to a comprehensive suite of processing modules including automatic microphone mixing, feedback suppression, EQ, dynamics processing, routing, delays, and room combining. This enables fully customised system design tailored to the specific needs of each project. Extensive control integration is supported via Ethernet and RS-232, allowing compatibility with industry standard control systems such as Crestron and AMX. The processor also integrates with Bose control interfaces including ControlCenter wall controllers, the CC-64 control centre, and ControlSpace Remote, offering flexible end user control options. Additional onboard connectivity includes multiple control inputs and outputs for integration with external devices and automation systems, enabling seamless interaction within larger AV infrastructures. With its scalable architecture, advanced DSP capabilities, and comprehensive control integration, the Bose ControlSpace ESP-880A provides a professional and highly adaptable solution for commercial audio systems in auditoriums, hospitality venues, retail environments, education facilities, and places of worship.

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The Martin Audio DX4.0 is a professional Dante audio processor, loudspeaker controller and system matrix designed for advanced installed and live sound systems. With four input channels and eight output channels, it provides flexible signal routing, high-quality DSP and comprehensive loudspeaker management in a compact 1U rackmount format. Supporting analogue, AES3 and Dante digital audio, the DX4.0 is well suited to modern AV systems where flexible connectivity and networked audio integration are required. Four analogue/AES3 inputs and eight analogue/AES3 outputs are provided on XLR connectors, while Dante networking allows digital audio distribution using primary and secondary RJ45 ports. The unit can also convert analogue or AES audio to Dante, making it a practical interface between traditional audio infrastructure and networked system designs. The DX4.0 uses high-performance 96kHz DSP to provide detailed loudspeaker control and system optimisation. Processing includes EQ, delay, crossover filtering, all-pass filters and a sophisticated limiter suite with peak, RMS, excursion and multiband limiting. This allows the controller to provide accurate system tuning while helping protect connected loudspeakers during operation. Remote control and monitoring are handled over Ethernet using Martin Audio’s VU-NET software, with a front panel interface also provided for local operation. This makes the DX4.0 suitable for fixed installations, touring systems, front-of-house matrix duties, Dante feeds to iKON amplifiers and more complex Martin Audio system deployments. The processor is particularly useful where a system requires more flexibility than a smaller 2-in / 4-out or 2-in / 6-out controller can provide. Typical applications include multi-zone commercial audio, theatre systems, performance venues, hospitality installations, houses of worship, live sound racks and systems using Martin Audio O-Line, U-Hub or iKON amplifier infrastructure. Housed in a 1U rackmount chassis, the Martin Audio DX4.0 measures 482mm x 44mm x 184mm and weighs 2.7kg. It provides a powerful and compact control solution for professional audio systems requiring Dante connectivity, matrix routing, advanced DSP and reliable loudspeaker protection.

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The Bose ControlSpace EX-1280 digital signal processor is a high performance, open architecture DSP designed for flexible and scalable commercial audio systems. Built in a compact 1RU format, it delivers powerful processing capability alongside extensive connectivity, making it suitable for both standalone applications and complex networked installations. The EX-1280 features 12 mic or line level analogue inputs and 8 analogue outputs, providing comprehensive I/O for a wide range of audio sources and destinations. High quality signal processing ensures consistent, low noise performance with precise control over system audio. Integrated Dante networking supports up to 64 by 64 channels of digital audio, enabling seamless integration with Dante enabled microphones, amplifiers, mixers, and endpoints. This allows for highly flexible system design and efficient audio distribution across large or multi zone environments. An onboard AmpLink output provides 8 channels of low latency, uncompressed digital audio to compatible Bose Professional amplifiers using standard Cat5 cabling. This reduces the need for analogue wiring while maintaining signal integrity and simplifying installation. Configuration is handled באמצעות Bose ControlSpace Designer software, offering an intuitive drag and drop interface and a comprehensive library of DSP modules. These include routing, mixing, EQ, dynamics processing, delay, and system control functions, enabling tailored system design for a wide variety of applications. The front panel features an OLED display and rotary encoder, allowing for direct access to network settings and real time system monitoring. Additional connectivity includes USB for PC audio integration, along with GPIO and serial interfaces for external control and automation systems. Designed to integrate with industry standard control platforms such as Crestron and AMX, as well as Bose ControlCenter controllers and ControlSpace Remote, the EX-1280 supports flexible and user friendly system control. With its combination of advanced DSP capability, Dante networking, and streamlined configuration, the Bose ControlSpace EX-1280 is an ideal solution for performance venues, hospitality spaces, places of worship, corporate environments, and other multi purpose commercial applications.

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