Radial Engineering

Radial Engineering R800 1404 JDX Direct-Drive Guitar Amp DI Box

4.5 (38 reviews)

Amp Tone in a DI BoxThe Radial JDX Direct-Drive is an active direct box designed to capture the essence of a guitar amplifier without needing the amp itself. It accurately reproduces the tone and feel of a miked guitar cabinet directly to the console. Type: DI with Guitar Amp Simulation Features...

$259.99*
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*Price sourced from Amazon.com. Last updated:Jul 20, 2026.Price and availability are subject to change.

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Overview

Amp Tone in a DI Box

The Radial JDX Direct-Drive is an active direct box designed to capture the essence of a guitar amplifier without needing the amp itself. It accurately reproduces the tone and feel of a miked guitar cabinet directly to the console.

  • Type: DI with Guitar Amp Simulation
  • Features: Polarity-reverse, Presence Switch, Ground-lift, Tuner out
  • Item Weight: 0.01 ounces
  • Product Dimensions: 6.35 x 4.1 x 2.9 inches
  • Connector Type: 6.35mm Jack, XLR
  • Signal Format: Analog
  • Power Source: Corded Electric
  • Voltage: 240 Volts

Key Features

DI with Guitar Amp Simulation

Polarity-reverse

Presence Switch

Ground-lift

Tuner out

Specifications

Product Type
DI Box
Function
Guitar Amp Simulation
Switch 1
Polarity-reverse
Switch 2
Presence Switch
Switch 3
Ground-lift
Output
Tuner out

Frequently Asked Questions

The Radial Engineering JDX Direct-Drive acts as a DI box that includes guitar amp simulation, allowing a direct signal to be sent to a mixer.
Yes, it features a polarity-reverse switch which can be used to correct phase problems when combining signals.
A presence switch is included, enabling users to fine-tune the high-end response and add clarity to the guitar tone.
It includes a ground-lift switch designed to eliminate hum and buzz that can be caused by ground loops in an audio system.
Yes, the JDX Direct-Drive features a dedicated tuner out, providing a convenient way to connect a tuner without affecting the main audio path.
The JDX Direct-Drive is specifically designed for guitar amp simulation, making it optimized for guitar signals.