Power Amplifiers

28 products

  • Studiomaster HX4-1400 Amplifier

    Studiomaster HX4-1400 Amplifier

    Delivery in 1-3 days

    The Studiomaster HX4-1400 is a high-output 4-channel Class-D power amplifier designed for professional audio installations, live sound, and commercial AV systems. Delivering 4 x 595W at 4Ω in a compact 1U rack format, it provides a powerful and space-efficient solution for multi-zone audio systems and high-demand environments. As part of the Studiomaster HX Series, the HX4-1400 combines high power density, flexible configuration, and efficient operation, making it a strong choice for installers and system integrators working across hospitality, retail, corporate, and live sound applications. High Power Multi-Channel Amplification The HX4-1400 delivers: 4 x 595W @ 4Ω 4 x 350W @ 8Ω 4 x 1015W @ 2Ω Bridge mode up to 2 x 2030W @ 4Ω This output allows multiple zones or speaker circuits to be powered from a single amplifier, reducing rack space while maintaining strong, consistent performance across the system. It is ideally suited to: Multi-zone hospitality venues and bars Retail and commercial audio systems Corporate AV and conference environments Education facilities and lecture spaces Live sound and rental applications Stable Low Impedance Performance The HX4-1400 is stable down to 2Ω, allowing multiple loudspeakers to be connected per channel without compromising performance. This enables: Greater flexibility in speaker configuration Increased system scalability Efficient use of amplifier channels This makes it particularly effective in installations where multiple speakers are required across different zones. Compact 1U Design for Efficient Installation Housed in a compact 1U rack chassis, the HX4-1400 delivers four channels of amplification within minimal rack space. This provides: Efficient rack space utilisation Simplified installation in equipment cabinets Reduced system footprint for multi-zone setups Its lightweight construction also makes it suitable for portable and touring applications. High Efficiency Class-D Performance Utilising Class-D amplification technology, the HX4-1400 delivers high output with improved efficiency and reduced heat generation. Key benefits include: Lower power consumption Reduced thermal load Reliable performance in continuous-use environments Improved energy efficiency The amplifier also features power factor correction (PFC) and a universal 90–250V power supply, ensuring stable operation across varying mains conditions. Flexible Operating Modes The HX4-1400 supports multiple operating configurations: Stereo mode for independent channel operation Parallel mode for identical signal routing Bridge mode for increased output power This flexibility allows system designers to tailor the amplifier to both distributed and higher-output applications. Professional Connectivity and Integration The amplifier is equipped with industry-standard connectivity for seamless integration: Balanced XLR inputs for low-noise signal transmission Professional speaker output connectors Multiple gain settings for system matching These features ensure compatibility with mixers, DSP processors, and other professional AV equipment. Comprehensive Protection and Reliability Designed for demanding environments, the HX4-1400 includes a full protection suite: Thermal protection Overload and short-circuit protection DC fault protection Output limiter to prevent clipping Status indicators for fault, thermal, and limiter conditions A variable-speed fan ensures efficient cooling during sustained operation. Ideal Applications The Studiomaster HX4-1400 is widely used across professional audio environments: Bars, pubs, and hospitality venues Retail and commercial installations Corporate AV systems Education facilities Houses of worship Live sound and rental systems Its four-channel architecture makes it particularly suited to multi-zone and distributed audio systems requiring higher output.

    Delivery in 1-3 days

    £554.00

  • Studiomaster HX4-1800 4-Channel Digital Power Amplifier

    Studiomaster HX4-1800 4-Channel Digital Power Amplifier

    Delivery in 1-3 days

    The Studiomaster HX4-1800 is a high-power 1U four-channel digital power amplifier delivering 4 x 765W at 4Ω, engineered for professional installation, live performance venues and demanding rental applications requiring substantial multi-channel output within a compact rack format. Designed for efficiency, stability and operational flexibility, the HX4-1800 provides strong headroom for high-performance loudspeaker systems. Each model incorporates power factor correction (PFC) and a universal power supply operating between 90–250VAC, ensuring stable performance across varying power conditions. The amplifiers are capable of reliable operation down to 2 ohm loads, offering installation flexibility for complex loudspeaker configurations. Multiple operating modes including stereo, parallel and bridge provide adaptable system deployment, while selectable gain modes allow optimisation for different signal requirements. An integrated output limiter enhances loudspeaker protection and system stability. Balanced XLR inputs and professional speaker connectors ensure secure and dependable connectivity. Thermal management is handled via variable speed fan cooling, maintaining efficient operation under load. Comprehensive protection circuitry safeguards against thermal issues, overload and DC faults, with clear status indicators for monitoring performance and protection activity. Compact, efficient and engineered for durability, the Studiomaster HX Series offers a dependable digital amplification solution for professional audio environments.

    Delivery in 1-3 days

    £609.00

  • Crown XLi 2500 2-Channel Power Amplifier

    Crown XLi 2500 2-Channel Power Amplifier

    Delivery in 1-3 days

    The Crown XLi 2500 is a rugged 2-channel power amplifier designed for reliable sound reinforcement in portable and fixed audio systems. Delivering 2x 750W into 4Ω or 2x 500W into 8Ω, it provides a powerful amplification solution for passive loudspeakers in PA systems, venues, schools, houses of worship, pubs, rehearsal spaces and DJ setups. The amplifier can operate in stereo, parallel or bridge-mono mode, giving flexibility for different loudspeaker configurations. In bridge-mono mode, the XLi 2500 can deliver 1500W into 8Ω, making it useful where a single higher-power output channel is required for a suitable loudspeaker or subwoofer application. Connectivity is straightforward, with both XLR and RCA inputs for compatibility with mixers, processors, media players and other audio sources. Outputs are provided on speakON and binding post connectors, allowing the amplifier to integrate easily into professional and semi-professional loudspeaker systems. The front panel includes two level controls, a power switch and LED indicators for power, signal presence, clip and fault status. Forced-air cooling helps prevent excessive thermal build-up, while built-in protection covers short circuits, no-load conditions, on/off thumps and radio-frequency interference. With its 2U rackmount chassis, simple analogue operation and dependable Crown build quality, the XLi 2500 is a strong choice for users who need a robust higher-output power amplifier for passive PA speakers, install racks and mobile sound systems.

    Delivery in 1-3 days

    £689.00

  • Crown XLi 3500 2-Channel Power Amplifier

    Crown XLi 3500 2-Channel Power Amplifier

    Delivery in 1-3 days

    The Crown XLi 3500 is the highest-output model in the XLi Series, designed for users who need a rugged 2-channel power amplifier for demanding portable and fixed sound systems. Delivering 2x 1350W into 4Ω or 2x 1000W into 8Ω, it provides strong amplifier headroom for passive loudspeakers, larger PA systems, venues, schools, houses of worship, pubs, rehearsal spaces and DJ setups. The amplifier can operate in stereo, parallel or bridge-mono mode, giving flexibility for different loudspeaker configurations. In bridge-mono mode, the XLi 3500 can deliver 2700W into 8Ω, making it suitable where a single higher-power output channel is required for a compatible loudspeaker or subwoofer application. Connectivity is straightforward, with both XLR and RCA inputs for compatibility with mixers, processors, media players and other audio sources. Outputs are provided on speakON and binding post connectors, allowing the amplifier to integrate easily into professional and semi-professional loudspeaker systems. The front panel includes two level controls, a power switch and LED indicators for power, signal presence, clip and fault status. Forced-air cooling helps prevent excessive thermal build-up, while built-in protection covers short circuits, no-load conditions, on/off thumps and radio-frequency interference. With its 2U rackmount chassis, simple analogue operation and dependable Crown build quality, the XLi 3500 is a strong choice for users who need a robust high-output power amplifier for passive PA speakers, subwoofer systems, install racks and mobile sound systems.

    Delivery in 1-3 days

    £1,049.00

  • Martin Audio VIA2004 4-Channel Power Amplifier

    Martin Audio VIA2004 4-Channel Power Amplifier

    Delivery in 1-3 days

    The Martin Audio VIA2004 is a 4-channel Class D power amplifier designed for professional installed and portable audio systems where reliable multi-channel amplification is required in a lightweight 2U rack format. Delivering 4x 500W into 4Ω or 4x 250W into 8Ω, it provides a practical amplification solution for compact Martin Audio systems, including ADORN, CDD and O-Line applications. With four amplifier channels in one chassis, the VIA2004 is well suited to commercial AV projects, education spaces, hospitality venues, houses of worship, auditoriums, bars, restaurants and small to medium portable sound systems. Its Class D design provides efficient power delivery with reduced heat output, helping support dependable long-term operation in both fixed rack installations and mobile amplifier racks. The amplifier includes four balanced XLR inputs and four balanced XLR link outputs, making it easy to integrate into professional signal chains. Loudspeaker connections are provided via four Neutrik speakON NL4 outputs, giving secure and familiar connectivity for installation and live sound environments. Front panel level controls and LED indicators provide quick access to channel status, signal level, clip and protection information. The VIA2004 is designed for use with suitable loudspeaker processing, such as the Martin Audio DX0.4, DX0.6 or DX4.0, depending on the scale and complexity of the system. When paired with the correct controller presets and limiter settings, it can provide reliable amplification and system protection for a wide range of Martin Audio loudspeaker configurations. Cooling is handled by variable-speed fans with front-to-back airflow, supporting consistent operation in rack-mounted systems. The amplifier also includes comprehensive protection features to help maintain safe operating conditions, including protection monitoring for demanding environments up to 40°C ambient temperature. Measuring 482mm x 88mm x 441mm and weighing 8kg, the Martin Audio VIA2004 offers a strong balance of power, efficiency and rack practicality. It is a suitable choice for installers, venues and AV professionals requiring a compact 4-channel power amplifier for high-quality commercial and professional audio systems.

    Delivery in 1-3 days

    £1,075.00

  • Martin Audio VIA2502 2-Channel Power Amplifier

    Martin Audio VIA2502 2-Channel Power Amplifier

    Delivery in 1-3 days

    The Martin Audio VIA2502 is a 2-channel Class D power amplifier designed for professional installed and portable audio systems where reliable, high-density amplification is required in a compact 2U rack format. Delivering 2x 1250W into 2Ω, 2x 800W into 4Ω or 2x 450W into 8Ω, it provides a practical amplification platform for small to medium-scale sound systems. The VIA2502 is well suited to Martin Audio BlacklineX, CDD and V.Series loudspeaker systems, as well as commercial AV projects, venues, education spaces, hospitality systems, houses of worship and portable sound applications. Bridged operation provides 1x 2500W into 4Ω, giving additional flexibility where a higher-power single-channel configuration is required. Connectivity is straightforward, with two balanced XLR inputs, two balanced XLR link outputs and two Neutrik speakON NL4 loudspeaker outputs. This makes the amplifier easy to integrate into professional signal chains, whether used in a fixed rack installation or as part of a portable PA system. The VIA2502 is designed for use with suitable loudspeaker processing, such as Martin Audio DX system controllers, where crossover, EQ and limiter settings can be configured for the connected loudspeakers. When paired with the correct processing, it provides dependable amplification and system protection for a wide range of Martin Audio configurations. Cooling is handled by vari-speed fans with front-to-back airflow, supporting consistent performance in rack-mounted environments. The amplifier also uses a high-current switch mode power supply with global AC operation, making it suitable for professional use across different installation and event settings. With its 2U chassis, 8kg weight and strong output capability, the Martin Audio VIA2502 is a solid choice for AV professionals needing a reliable 2-channel power amplifier for compact loudspeaker systems, installation projects and portable sound reinforcement.

    Delivery in 1-3 days

    £1,625.00

  • VOID Acoustics Bias D1+ Amplifier

    VOID Acoustics Bias D1+ Amplifier

    Delivery in 1-3 days

    The VOID Acoustics Bias D1+ is a premium 2-channel Class-D power amplifier with integrated DSP, engineered for high-performance commercial and installed audio systems. Delivering up to 2 x 800W of output power, it provides exceptional headroom, advanced system control, and flexible deployment across both low impedance and 70V/100V distributed audio systems. Designed for professional environments, the Bias D1+ combines powerful amplification with intelligent signal processing, making it an ideal solution for venues where sound quality, control, and reliability are critical. High Output Performance with Flexible Power Delivery The Bias D1+ delivers up to 800W per channel, with the ability to operate across multiple load configurations including 2Ω, 4Ω, 8Ω, and 70V/100V systems. It also supports bridge mode operation, allowing output up to 2000W for high-demand mono applications. This makes it particularly suitable for: Nightclubs and music venues Bars, lounges, and hospitality spaces Corporate and live event environments Houses of worship and theatres Outdoor and large-scale installations The amplifier’s high power density ensures consistent, high-quality audio performance across demanding environments. Integrated DSP for System Optimisation A key advantage of the Bias D1+ is its fully integrated digital signal processing engine, providing advanced system control without the need for external processors. DSP features include: Precision EQ and sound shaping Built-in limiter functionality for speaker protection High-pass filtering for distributed systems System tuning via Armonia Pro Audio Suite This allows installers to optimise system performance, protect loudspeakers, and maintain consistent audio quality across all zones. Seamless Control and Monitoring The Bias D1+ features a front-panel LED display for real-time status monitoring, alongside full remote control via PC using Armonia software. This enables: Real-time system monitoring Remote configuration and tuning Centralised control for larger installations This level of control is particularly valuable in complex AV systems and high-end installations. Designed for Both Low and High Impedance Systems The amplifier supports both low impedance and 70V/100V distributed line systems, with the ability to mix configurations across channels. This enables: Distributed ceiling speaker systems High-output low impedance loudspeaker setups Hybrid system designs Seamless upgrades to existing installations This flexibility ensures the amplifier can adapt to a wide range of project requirements. Energy Efficient and Environmentally Optimised The Bias D1+ is designed with efficiency in mind, delivering high output while maintaining low power consumption and reduced heat generation. Benefits include: Lower operational costs Reduced thermal load Improved long-term reliability Environmentally conscious performance This makes it well suited to commercial environments where systems operate continuously. Compact 1U Installation Format Despite its high output capability, the Bias D1+ is housed in a compact 1U rack chassis, making it ideal for installations where rack space is limited. Its lightweight design (approximately 7kg) ensures ease of installation while maintaining robust build quality. Advanced Audio Networking (DSP+D Models) DSP+D variants of the Bias D1+ support Dante or AES67 digital audio networking, enabling seamless integration into modern networked AV systems. This allows: Digital signal distribution over Cat cable Reduced analogue cabling Scalable system architecture Ideal Applications The VOID Acoustics Bias D1+ is widely deployed across professional audio installations: Nightclubs and high-energy venues Hospitality environments and bars Retail and commercial audio systems Corporate and conference spaces Live events and touring systems Houses of worship and theatres Its combination of power, DSP control, and flexibility makes it particularly suited to premium installations. System Integration Examples

    Delivery in 1-3 days

    £1,999.00

  • VOID Acoustics Bias Q1+ Amplifier

    VOID Acoustics Bias Q1+ Amplifier

    Delivery in 1-3 days

    The VOID Acoustics Bias Q1+ is a compact, high-efficiency 4-channel Class-D power amplifier with integrated DSP, engineered for professional installed and live audio applications. Designed to deliver exceptional sound quality, flexible system configuration, and reliable performance, it is ideally suited to venues requiring scalable multi-zone amplification within a minimal rack footprint. As part of the VOID Bias amplifier series, the Q1+ combines intelligent power management, advanced DSP control, and versatile connectivity, enabling seamless integration into both distributed and low impedance audio systems. Four Channels of Flexible Amplification The Bias Q1+ provides four independent amplifier channels, delivering approximately 300W per channel at 4Ω, with increased output available at lower impedances. This makes it particularly effective for: Multi-zone hospitality audio systems Bars, lounges, and nightclubs Corporate and event spaces Education and presentation environments Its multi-channel architecture allows multiple speaker circuits to be powered from a single amplifier, reducing rack space and simplifying installation. Compatible with 100V Line and Low Impedance Systems A key advantage of the Bias Q1+ is its ability to operate across both low impedance (from 2Ω) and high impedance (70V/100V) speaker systems. This enables: Distributed ceiling speaker systems High-performance low impedance loudspeaker setups Hybrid system designs combining both formats Seamless integration into existing installations This flexibility makes the amplifier suitable for a wide range of commercial and live audio applications. Integrated DSP for Advanced System Control The Bias Q1+ includes a comprehensive onboard DSP engine, providing full system optimisation without the need for external processors. DSP functionality includes: EQ, delay, and crossover control Limiting and speaker protection Advanced routing and filtering System tuning via Armonia control software This ensures consistent audio performance, protects connected loudspeakers, and allows precise system tuning across all zones. Intelligent Power Supply and Efficiency The amplifier features a microprocessor-controlled power supply with Power Factor Correction (PFC), ensuring stable operation across a wide voltage range and improving overall efficiency. Additional technologies such as Smart Rails Management optimise power delivery, resulting in: Reduced power consumption Lower heat generation Improved operational efficiency Reduced running costs This makes the Bias Q1+ a highly efficient solution for continuous-use environments. Compact and Lightweight Design Housed in a compact 1U rack format, the Bias Q1+ offers high power density while maintaining a lightweight design of approximately 7kg. This allows for: Easy installation in equipment racks Reduced transport weight for mobile applications Efficient use of rack space Despite its compact size, it maintains the durability and performance expected from VOID Acoustics. Seamless Control and Monitoring The Bias Q1+ supports full system monitoring and control via Armonia Pro Audio Suite, enabling: Real-time system diagnostics Remote configuration and tuning Centralised control for multi-amplifier systems This is particularly valuable in complex installations or high-end venues requiring precise control. Designed for Commercial and Live Applications The Bias Q1+ is designed for both installed and live sound environments, offering the flexibility to adapt to a wide range of use cases. Typical applications include: Nightclubs and music venues Bars and hospitality environments Retail and commercial audio systems Corporate events and conference spaces Houses of worship and theatres Its combination of DSP control and flexible output makes it suitable for both background and foreground audio applications.

    Delivery in 1-3 days

    £2,099.00

  • Martin Audio VIA5002 2-Channel Power Amplifier

    Martin Audio VIA5002 2-Channel Power Amplifier

    Delivery in 1-3 days

    The Martin Audio VIA5002 is a 2-channel Class D power amplifier designed for professional installed and portable audio systems where high-output amplification is required in a compact 2U rack format. Delivering 2x 2500W into 4Ω or 2x 1600W into 8Ω, it provides a powerful platform for subwoofer amplification, venue sound systems and demanding commercial AV applications. A key benefit of the VIA5002 is its 70V and 100V distributed line support, delivering 2500W per channel for suitable constant voltage systems. This makes it a flexible option for larger commercial installations where long cable runs, multiple loudspeakers or distributed audio layouts are required. It is also well suited to hotels, restaurants, bars, houses of worship, auditoriums, education spaces, live music venues and portable sound systems. Connectivity is straightforward, with two balanced XLR inputs, two balanced XLR link outputs and two Neutrik speakON NL4 loudspeaker outputs. Front panel level controls and LED indicators provide clear visibility of signal, clip and limiter status, supporting practical day-to-day operation in both fixed racks and mobile amplifier systems. The VIA5002 is designed to be used with suitable loudspeaker processing, such as Martin Audio DX system controllers, where crossover, EQ and limiter settings can be configured for the connected loudspeaker system. When paired with the correct processing, it provides reliable amplification and system protection for a range of Martin Audio loudspeaker and subwoofer configurations. Cooling is handled by variable-speed fans with front-to-back airflow, while dual high-current switch-mode power supplies and global mains operation support dependable performance in professional environments. Comprehensive protection systems continuously monitor operating conditions to help maintain safe operation and full output capability up to 40°C ambient temperature. With its 5000W total output, 2U chassis and 10kg weight, the Martin Audio VIA5002 is a strong choice for AV professionals requiring a powerful 2-channel amplifier for subwoofer systems, constant voltage installations and high-output portable or fixed audio applications.

    Delivery in 1-3 days

    £2,245.00

  • VOID Acoustics Bias Q1.5+ Amplifier

    VOID Acoustics Bias Q1.5+ Amplifier

    Delivery in 1-3 days

    The VOID Acoustics Bias Q1.5+ is a high-performance 4-channel Class-D power amplifier with integrated DSP, engineered for professional commercial and live audio applications. Delivering up to 4 x 600W of output power, it offers an ideal balance between power density, efficiency, and system flexibility, making it a strong choice for multi-zone installations and medium-to-large sound systems. Positioned between the Q1+ and Q2+ in the Bias amplifier range, the Q1.5+ provides increased output while maintaining a compact 1U form factor, enabling scalable system design without compromising rack space. High Output Multi-Channel Amplification The Bias Q1.5+ delivers: 800W per channel @ 2Ω 600W per channel @ 4Ω / 8Ω This provides a total system output capability of up to 2400W across four independent channels, making it suitable for both distributed and high-performance loudspeaker systems. In bridge mode, channel pairs can deliver: 1200W @ 8Ω 1600W @ 4Ω This flexibility enables the amplifier to support both multi-zone audio distribution and high-output mono applications. Designed for 100V Line and Low Impedance Systems The Bias Q1.5+ supports both low impedance (2Ω, 4Ω, 8Ω) and high impedance (70V/100V line) speaker systems, allowing it to be deployed across a wide range of installation types. This enables: Distributed ceiling speaker systems High-output low impedance loudspeaker setups Hybrid configurations combining both system types Seamless integration into existing installations This dual compatibility ensures maximum flexibility for installers working across multiple environments. Integrated DSP for Precision System Control The Bias Q1.5+ includes a comprehensive onboard DSP engine, allowing full system optimisation without external processing hardware. DSP functionality includes: EQ, crossover, and filtering control Limiting and speaker protection Delay alignment and routing Preset optimisation for VOID loudspeakers This enables precise system tuning and ensures consistent audio performance across all zones and speaker types. Advanced Power Management and Efficiency The amplifier features a highly efficient, microprocessor-controlled power supply with Power Factor Correction (PFC), ensuring stable operation across a wide voltage range. Combined with Smart Rails Management technology, this delivers: Optimised power delivery under varying loads Reduced energy consumption Lower heat generation Increased overall efficiency This makes the Bias Q1.5+ particularly well suited to continuous-use commercial environments. Compact 1U Rack Design Despite its high output capability, the Bias Q1.5+ is housed in a compact 1U rack chassis, measuring approximately 44.5mm in height and weighing around 7kg. This allows for: Efficient use of rack space Simplified installation Reduced transport weight for mobile applications Its compact footprint makes it ideal for both fixed installations and touring setups. Flexible Control and Integration The Bias Q1.5+ supports full remote control and monitoring via professional control platforms, enabling: Real-time system diagnostics Remote configuration and tuning Centralised control across multiple amplifiers This level of control is essential for complex AV systems and high-end installations. Designed for Professional Applications The Bias Q1.5+ is engineered for a wide range of commercial and live audio environments: Nightclubs and music venues Bars, lounges, and hospitality spaces Retail and commercial audio systems Corporate AV and conference environments Houses of worship and theatres Live events and touring systems Its combination of power, DSP control, and flexibility makes it suitable for both background and high-impact audio applications.

    Delivery in 1-3 days

    £2,499.00

  • Martin Audio VIA5004 4-Channel Power Amplifier

    Martin Audio VIA5004 4-Channel Power Amplifier

    Delivery in 1-3 days

    The Martin Audio VIA5004 is a 4-channel Class D power amplifier designed for professional installed and portable audio systems where high output, efficient operation and reliable multi-channel amplification are required. Delivering 4x 1250W into 2Ω, 4x 800W into 4Ω or 4x 450W into 8Ω, it provides a flexible amplification platform for small to medium-scale sound systems. The VIA5004 is well suited to Martin Audio BlacklineQ, CDD and V.Series loudspeaker systems, as well as commercial AV projects, education spaces, hospitality venues, houses of worship, auditoriums, live music venues and portable sound applications. It can also be configured in bridged mode to deliver 2x 2500W into 4Ω, making it suitable where higher output is required from a reduced channel count. Connectivity is straightforward, with four balanced XLR inputs, four balanced XLR link outputs and four Neutrik speakON NL4 loudspeaker outputs. Front panel input level controls and LED indicators provide clear access to channel status, including signal, clip and protection information, making the amplifier practical for both installed racks and portable system use. The VIA5004 is designed to be used with suitable loudspeaker processing, such as the Martin Audio DX0.4, DX0.6 or DX4.0 system controllers, depending on the system scale and loudspeaker configuration. With the correct processing, crossover, EQ and limiter settings, it provides dependable amplification and system protection for a wide range of Martin Audio loudspeaker systems. Cooling is handled by vari-speed fans with front-to-back airflow, supporting stable operation in rack-mounted environments. Dual high-current switch-mode power supplies, global mains operation and comprehensive protection systems help maintain reliable performance in demanding professional conditions. With its 2U rackmount chassis, 10kg weight and 5000W total output capability, the Martin Audio VIA5004 is a strong choice for AV professionals requiring a owerful 4-channel amplifier for installation, venue and portable sound reinforcement applications.

    Delivery in 1-3 days

    £2,645.00

  • VOID Acoustics Bias Q2+ Amplifier

    VOID Acoustics Bias Q2+ Amplifier

    Delivery in 1-3 days

    The VOID Acoustics Bias Q2+ is a flagship 4-channel Class-D power amplifier with integrated DSP, engineered for high-demand commercial and live audio installations. Delivering up to 4 x 1200W of output power, it provides exceptional headroom, advanced system control, and flexible deployment across both low impedance and 70V/100V distributed audio systems. Positioned at the upper end of the VOID Bias amplifier range, the Q2+ is designed for large-scale, high-performance audio systems where power, efficiency, and precision control are critical. High Power Multi-Channel Amplification The Bias Q2+ delivers substantial output across four independent channels: 1500W per channel @ 2Ω 1200W per channel @ 4Ω / 8Ω This provides a total system output capability of up to 4800W, making it ideal for large venues and high-output applications. In bridge mode, channel pairs can deliver: Up to 3000W @ 4Ω Up to 2400W @ 8Ω This flexibility enables both multi-zone distribution and high-power mono configurations within a single amplifier platform. Designed for 100V Line and Low Impedance Systems The Bias Q2+ supports both low impedance (from 2Ω) and high impedance (70V/100V line) speaker systems, allowing mixed configurations across channels. This enables: Distributed ceiling speaker systems High-output low impedance loudspeaker setups Hybrid system designs Seamless upgrades to existing installations This dual compatibility ensures maximum flexibility for professional installers. Integrated DSP for Advanced System Control The amplifier features a powerful onboard DSP engine, enabling full system optimisation without external processors. DSP capabilities include: EQ, crossover, and filtering Limiting and speaker protection Delay alignment and routing Preset optimisation for VOID loudspeakers DSP+D versions also support AES67 and Dante networking for advanced signal routing and system scalability. This ensures consistent performance, system protection, and simplified commissioning across complex installations. High Efficiency and Intelligent Power Management The Bias Q2+ incorporates a microprocessor-controlled power supply with Power Factor Correction (PFC), ensuring stable operation across a wide voltage range. Combined with Smart Rails Management technology, this delivers: Reduced power consumption Lower heat dissipation Improved efficiency under varying loads Lower operational costs This makes it particularly suitable for continuous-use commercial environments. Compact High-Power Design Despite its high output, the Bias Q2+ is housed in a compact 1U rack format, measuring just 44.5mm in height and weighing approximately 7kg. This allows: High power density within minimal rack space Easier installation and transport Efficient system design in space-constrained environments Seamless Control and Monitoring The Bias Q2+ supports full system control via professional software platforms, enabling: Real-time monitoring and diagnostics Remote configuration and tuning Centralised control across multiple amplifiers This is particularly valuable in large or networked AV systems requiring precision control. Built for High-Demand Applications The Bias Q2+ is engineered for a wide range of professional environments: Nightclubs and music venues Bars and hospitality environments Retail and commercial audio systems Corporate and conference spaces Houses of worship and theatres Large-scale live events Its combination of high output and DSP control makes it suitable for both background and high-impact audio applications.

    Delivery in 1-3 days

    £3,145.00

Power amplifiers are designed to drive passive loudspeakers within professional audio systems. They increase the audio signal from mixers or processors to the level required to power speakers effectively.

Commonly used in live sound systems, events and performance venues, power amplifiers provide the output and control needed to deliver clear and reliable sound through passive loudspeaker systems.

If you need assistance selecting the right power amplifier for your system, contact our team and we will be happy to help.

© 2026 The AV Barn, A Trading Name of Essex Sound & Light Limited.

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