DIRECT BOXES FOR PROFESSIONAL AUDIO SYSTEMS JDI | J48 | PRODI | PRO48 | STAGEBUG SB-2 Direct injection boxes, commonly known as DI boxes, are the foundation of the Radial Engineering product lineup and are widely trusted across live sound, touring and professional recording environments. Radial DI boxes convert high-impedance instrument signals into balanced low-impedance outputs, allowing audio to travel long cable runs while maintaining clarity and eliminating unwanted noise or interference. Available in both passive DI box and active DI box designs, Radial models provide dependable connectivity for guitars, bass, keyboards, acoustic instruments and playback systems. Many units feature premium transformers and carefully engineered circuits to ensure clean signal transfer and excellent headroom. From compact StageBug units designed for portable rigs to premium studio-grade DI boxes used by touring professionals, Radial DI boxes deliver reliable performance for musicians, engineers and AV integrators working with professional audio systems.
AUDIO INTERFACES AND CONNECTIVITY SOLUTIONS PROAV2 | JPC | USB-PRO | BT-PRO Radial Engineering designs a versatile range of professional audio interfaces that simplify the connection of analog, digital and wireless audio sources. These interface solutions are widely used in live sound systems, recording studios and installed AV environments where reliable signal conversion and clean audio transfer are essential. Radial audio interfaces allow laptops, smartphones, tablets and playback devices to connect directly to mixing consoles, PA systems and recording interfaces. With support for modern connectivity formats such as USB audio interfaces and Bluetooth audio interfaces, these devices help integrate consumer audio sources into professional signal chains while maintaining balanced outputs and consistent audio quality. Designed for reliability and ease of use, Radial interfaces provide a practical solution for engineers and AV professionals who need dependable connectivity between digital devices and professional audio equipment.
SWITCHERS AND SIGNAL MANAGEMENT BIGSHOT I/O | BIGSHOT EFX | TWIN-CITY | SHOTGUN | SW8-USB | SW8-MK2 Modern stage and studio setups often require precise control over multiple signal paths. Radial switchers and signal routing tools are designed to manage these connections reliably without introducing noise, signal loss or unwanted interference. These devices allow musicians and engineers to switch between instruments, amplifiers, microphones and playback systems with confidence. From compact guitar switchers used in pedalboard setups to advanced playback switchers for touring systems, Radial solutions provide dependable control for complex signal routing applications. Built with Radial’s renowned rugged construction and intuitive layouts, these switchers are trusted by touring professionals, backline technicians and audio engineers who require reliable signal management in demanding live sound and recording setups.
AUDIO SPLITTERS AND SIGNAL DISTRIBUTION JS2 | JS3 | LX2 | OX8-J | ox8-R | PROMS2 Radial Engineering develops a comprehensive range of audio splitters and microphone splitters designed for professional signal distribution. These devices allow a single audio source to feed multiple destinations simultaneously while maintaining electrical isolation and preserving signal integrity. Commonly used in live sound production, broadcast systems and recording facilities, Radial mic splitters distribute signals to front-of-house consoles, monitor mixers, recording systems and broadcast feeds without introducing noise or ground loop interference. High-quality transformers and carefully engineered circuits ensure clean, balanced audio across every output. Whether used in touring rigs, festival stages or permanent installations, Radial splitters provide dependable signal distribution for professional audio workflows.
500 SERIES STUDIO RACKS AND PROCESSING MODULES CUBE | SIXPACK | POWERHOUSE | EXTC-500 | X-Amp 500 | Q3 500 | TWINSERVO 500 Radial Engineering is a key contributor to the professional recording industry through its range of 500 Series racks and modules. These modular systems allow engineers and producers to build customised signal processing chains using combinations of microphone preamps, EQ modules, routing tools and reamping interfaces. Radial 500 Series racks provide stable power delivery, flexible signal routing and compatibility with modules from a wide range of manufacturers. This modular format allows recording professionals to design tailored studio workflows for tracking instruments, mixing sessions and processing audio signals. From portable racks used in mobile recording setups to larger studio chassis supporting multiple modules, Radial 500 Series systems offer scalable solutions for modern recording studios.
CASE STUDIES David Stratton Shares His Experience When Using Radial's DI on Many Gigs and Shows David Stratton is a musician and director with 30+ years' experience, known for his bass work on major TV and radio campaigns like Coke, Snickers, and P&O Cruises. Read More Skygazer Relies On Trustworthy Radial Switches For Smooth Live Sets Skygazer is a Perth prog rock band since 2013, known for their unique sound and immersive, self-produced multimedia shows. Read More Deluxe Audio in South Melbourne uses the Radial JDX-48 Amplifier Direct Box on tour with Motorace Deluxe Audio is a Melbourne-based provider of high-quality live sound and studio gear, focused on delivering top equipment and service with ease and reliability. Read More
GUITAR TONE TOOLS: REAMPING, AMP SIMULATORS AND EFFECT PEDALS X-AMP | PRO-RMP | REAMP JCR | VOCO-LOCO Radial Engineering also develops specialised tools for shaping and controlling guitar and bass tone in both studio recording and live performance. These products include professional reamp boxes, instrument preamps and Tonebone guitar pedals designed to maintain signal clarity and dynamic response. Reamping devices allow engineers to route previously recorded guitar tracks back through amplifiers or effects chains, making it possible to refine tone during the mixing process. Radial’s instrument preamps and tone-shaping pedals provide additional control over acoustic instruments, electric guitars and bass signals. Designed for musicians, producers and recording engineers, these tools make it easier to capture consistent, high-quality instrument tones across a wide range of musical styles and recording situations.
STUDIO EXPERIENCE: RADIAL HDI IN PROFESSIONAL RECORDING HDI In professional recording environments, reliable signal capture is essential for achieving high-quality results. Producer and engineer Tom Sigal from Der Wolf Studios shares his experience using the Radial HDI studio direct box as part of his recording workflow. The Radial HDI direct box is designed for demanding studio applications where signal clarity, headroom and tonal accuracy are critical. With its advanced circuitry and high-performance transformer design, the HDI provides exceptional detail when recording guitars, bass and other instruments. Watch the video to see how the Radial HDI integrates into professional studio setups and why Radial equipment continues to be trusted by engineers and musicians around the world.