The Radial ProD2 is a professional stereo passive DI box designed specifically for keyboards, samplers, drum machines, playback rigs, laptops, and other stereo instruments used in live sound, theatre, touring, and studio applications. Renowned for its warm sound, exceptional headroom, and legendary reliability, the ProD2 has become one of the industry’s most trusted stereo DI solutions.
Key Features
Professional stereo passive direct box
Dual independent channels with stereo operation
Designed for keyboards, samplers, playback rigs, and electronic instruments
Premium Eclipse ET-DB2 transformers
Transformer isolation helps eliminate hum and ground loops
Compact touring-grade steel construction
Separate thru outputs for stage amps or monitoring systems
Exceptional Audio Quality
At the heart of the ProD2 are two high-performance Eclipse ET-DB2 transformers, delivering:
Smooth and natural frequency response from 20Hz to 20kHz
Excellent transient handling without distortion
Warm analogue-style tone shaping
Reduced harshness from digital instruments and playback systems
Unlike active circuits that clip abruptly, the transformer design naturally saturates under extreme levels, subtly smoothing transients and helping control overly dynamic digital sources such as:
Digital pianos
Synthesizers
Samplers
Drum machines
Playback systems
Designed for Professional Live Sound
The ProD2 is built to withstand demanding touring and production environments with:
Heavy-duty 14-gauge steel construction
Ultra-rigid I-beam internal frame
Protective book-end chassis design
High-quality connectors and switches
Full bottom isolation pad for reduced mechanical and electrical noise
Ideal Applications
The Radial ProD2 is ideal for:
Stereo keyboards and synthesizers
Ableton and playback rigs
Drum machines and samplers
Digital pianos
DJ equipment
Theatre and musical productions
Corporate AV systems
Broadcast and studio setups
Why Use a Stereo Passive DI?
A stereo passive DI like the ProD2 is perfect when you need:
Clean stereo signal conversion to XLR
Long cable runs without noise
Isolation from hum and ground loops
Reliable passive operation without requiring power
High headroom for hot line-level sources
Technical Highlights
Passive stereo direct box
2 x 1/4” inputs
2 x XLR outputs
Dual transformer-isolated channels
Stereo thru outputs
Touring-grade steel chassis
Why Choose the Radial ProD2
Industry-standard stereo DI for professional audio
Excellent for keyboards and playback systems
Warm, musical transformer-based sound
Exceptional reliability for touring and live production
Trusted by FOH engineers, theatre technicians, and production companies worldwide

