The Radial Engineering Pro48 is a professional high-performance active DI box designed for live sound, touring, studio recording, and broadcast applications. Powered by standard 48V phantom power, the Pro48 delivers exceptional headroom, low distortion, and ultra-clean signal transfer for active instruments, keyboards, acoustic guitars, and basses.
Key Features
Professional active direct injection box
Powered via standard 48V phantom power
High headroom design for active instruments and hot output sources
Extended frequency response from 20Hz to beyond 40kHz
Low distortion with natural, transparent signal reproduction
Compact and rugged touring-grade construction
Balanced XLR output for long cable runs with minimal signal loss
Optimised for Active Instruments
The Pro48 is specifically designed to handle:
Active bass guitars
Acoustic-electric guitars
Keyboards and synths
Playback devices
High-output instrument pickups
Live touring and theatre systems
Its innovative switching power supply design increases internal voltage rails, resulting in:
Greater dynamic range
Improved headroom
Reduced distortion
More accurate transient response
Clean Signal for Professional Audio Systems
Transparent and uncoloured audio performance
Maintains instrument tone and dynamics
Ideal for FOH, monitors, recording, and broadcast feeds
Balanced XLR output helps eliminate noise over long cable runs
Built for Live & Touring Environments
Rugged steel construction for demanding production use
Ground lift switch helps eliminate hum and ground loops
-15dB pad switch prevents overload from high-output sources
Compact form factor ideal for stage and rack systems
Applications
Live music and touring
Theatre and musical productions
Corporate AV systems
Recording studios
Houses of worship
Broadcast and streaming environments
Technical Specifications
DI Type:Active
Power:48V phantom power
Analog Inputs:1 x 1/4” jack
Analog Outputs:1 x XLR
Pad:-15dB
Ground Lift:Yes
Why Choose the Radial Engineering Pro48
Premium active DI performance with exceptional headroom
Ideal for active instruments and high-output sources
Transparent audio quality with low distortion
Reliable touring-grade construction
Trusted Radial Engineering performance for professional live and studio workflows

