Radial ProDI Passive Direct Box

September 18, 2023 By contact@shigop.com

Radial ProDI Passive Direct Box

Radial ProDI Passive Direct Box

Are you looking for a reliable and efficient audio device for impedance conversion and isolation? Look no further! Introducing the Radial ProDI Passive Direct Box, a top-of-the-line product designed to meet all your audio needs.

Features and Specifications

The Radial ProDI boasts an impressive range of features and specifications:

  • Frequency response: 20Hz – 20kHz
  • Harmonic distortion: 0.01%
  • Input impedance: 140 kOhm
  • Output impedance: 600 ohms
  • Dimensions: 70 mm x 108 mm x 44 mm
  • Weight: 540g

Proprietary Transformer

One of the standout features of the Radial ProDI is its proprietary transformer. This transformer ensures optimal impedance conversion and isolation, resulting in pristine audio quality. Say goodbye to unwanted noise and interference!

Linear Frequency Response

The Radial ProDI offers a linear frequency response from 20Hz to 18kHz. This means that it faithfully reproduces audio across the entire audible spectrum, ensuring accurate and natural sound reproduction.

Low Distortion and Zero Phase Distortion

With a harmonic distortion of only 0.01%, the Radial ProDI guarantees minimal signal degradation. Additionally, it boasts zero phase distortion, preserving the integrity of your audio signals and maintaining their original clarity.

Frequently Asked Questions

Q: Can I use the Radial ProDI with international products?

A: Yes, the Radial ProDI is compatible with international products. However, please note that international products may have separate terms and may differ from local products in terms of fit, age ratings, language of product, labeling, or instructions.


The Radial ProDI Passive Direct Box is the ultimate solution for impedance conversion and isolation. With its proprietary transformer, linear frequency response, and low distortion, it guarantees exceptional audio quality. Whether you’re a professional musician, audio engineer, or simply an audio enthusiast, the Radial ProDI is a must-have addition to your setup. Experience the difference today!