RADIAL ProDI Passive transformer based Instruments Direct Box Single Channel

Posted by https://vipproaudio.com/ on Nov 18th 2025

If you’re serious about capturing the true voice of your instrument, the Radial ProDI Passive Direct Box is the professional solution you’ve been waiting for. Built around a custom-wound Radial transformer, this single-channel DI is engineered to deliver world-class clarity, handling extreme signal levels across all frequencies without distortion. Whether you’re on stage or in the studio, the ProDI ensures your sound is pure, balanced, and noise-free.

At its core, the Radial ProDI offers an exceptionally high 140kΩ input impedance, reducing loading and preserving your tone. The addition of a MuMETAL® shield protects against electromagnetic interference, so you can trust your signal to remain clean even in challenging environments.

Perfect for Every Instrument:

  • Electric Bass: Handles massive signal levels from active pickups with ease, while transformer isolation eliminates ground loop hum.
  • Acoustic Guitar: Smooths out sharp transients from active preamps, delivering a warmer, more natural tone.
  • Keyboards: Withstands wide dynamic ranges and excessive signal levels without distortion or phase shift, ensuring every patch sounds pristine.

Key Features:

  • Compact passive DI for stage and studio use
  • Handles huge transients without distortion
  • Transformer isolation eliminates noisy ground loops
  • Plug-and-play simplicity with input pad and ground lift
  • Rugged 14-gauge steel chassis for durability
  • 1/4" input & thru connectors, XLR-M output
  • Passive design—no power required

Why Choose the Radial ProDI?

Trusted by musicians and engineers worldwide, the Radial ProDI is more than just a direct box—it’s a guarantee of pure, uncolored sound and professional-grade reliability. Whether you’re plugging in a bass, guitar, or keyboard, the ProDI ensures your instrument’s tone reaches the audience exactly as intended.

 Step into VIP PRO AUDIO in Brooklyn to explore Radial ProDI.