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Radial PRO DI - Passive Direct Box



  • Description
  • Features

Radial Pro DI Passive Direct Box

The Radial Pro DI is a high-quality passive direct box with Radial’s proprietary transformer for both impedance conversion and isolation.  With low distortion and virtually zero phase distortion, the Pro DI is a perfect choice for live and studio performance. 


Features include 1/4-inch input and thru-put, -15dB pad and ground lift, all of which are protected from damage via a protective front panel zone. The heavy-duty construction with baked enamel finish is designed to provide years of trouble-free performance. 



  • 1/4-inch input and thru-put
  • -15dB pad and ground lift
  • Isolation transformer eliminates noise 
  • Very low harmonic and phase distortion
  • Linear from 20Hz to 18kHz
  • Ideal for acoustic guitars, bass, keyboards and drum machines
  • Compact, rugged design 
  • Ideal for live sound and studio 


  • Passive direct box , 600 ohm balanced output
  • Proprietary transformer for impedance conversion and isolation
  • Linear from 20Hz-18kHz Low distortion and zero phase distortion