Radial Engineering


The Radial ProDI Passive Direct Box uses a proprietary transformer for both impedance conversion and isolation for ground loop hum and buzz elimination. Linear from 20Hz-18kHz, with low distortion and virtually zero phase distortion. The DI Box features XLR and 1/4" thru/input, -15dB pad, and ground lift. Heavy-duty construction. 600-ohm balanced output. 2-1/2" x 4-1/4".
  • Passive direct box
  • Proprietary transformer for impedance conversion and isolation
  • Linear from 20Hz-18kHz
  • Low distortion and zero phase distortion
  • XLR input
  • 1/4" thru/input
  • -15dB pad
  • Ground lift
  • Protective front panel
  • Heavy-duty construction
  • Baked enamel finish
  • 600 ohm balanced output
  • 2-1/2" x 4-1/4"

WARNING: This product can expose you to chemicals including Titanium dioxide (airborne, unbound particles of respirable size), which is known to the State of California to cause cancer, and Lead, which is known to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

90 day warranty on footswitch and tubes. One year warranty on all other products.

Featured Articles