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Radial Engineering JDX Reactor Guitar Amp and Cabinet Direct Box

Radial Engineering JDX Reactor Guitar Amp and Cabinet Direct Box

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$249.99 Price Tier: Standard

5.0 (3)

Find out who is using Radial Engineering JDX Reactor

6 wishlisted

11 saved

Page last updated Jun 10, 2026

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated June 10, 2026.

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Reviews

Price

5.0 (5)

$249.99 2 available New

$93.00 7 available Used

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Average Price: $172

Standard/Professional

$119

$300+

Price Tier

In the Direct Boxes category, Radial Engineering JDX Reactor Guitar Amp and Cabinet Direct Box is priced in the Standard/Professional range. This is quality gear at a fair price point, suitable for beginners, hobbyists, and pros alike.

Budget

Standard

High-end

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Description

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The Radial Engineering JDX Reactor Guitar Amp and Cabinet Direct Box is the ultimate solution for guitarists seeking authentic tone delivery, whether on stage or in the studio. This innovative direct box captures the true essence of your amplifier without the need for cumbersome mic setups. Its Class A circuitry ensures a pure, uncolored signal, capturing every nuance of your performance. Designed with a reactive load feature, the JDX authentically mirrors the interaction between your amp and cabinet, delivering a consistent and organic sound that microphones often struggle to replicate.

Ideal for live gigs and recording sessions, the JDX Reactor seamlessly integrates with your existing setup, offering reliable amp emulation that stays true to your sound. Its robust design ensures longevity, while its compact form makes it a perfect companion for touring musicians. Whether you're transitioning from the studio to the stage or vice versa, the JDX Reactor provides the flexibility and tonal integrity you need.

Key Features:

Class A active circuit for pristine signal quality
Reactive load handling for authentic amp-to-cabinet interaction
Built-in speaker emulation for consistent sound reproduction
Balanced XLR output for easy integration into PA systems
Compact and durable design for reliable performance on the road

Product specs

Brand	Radial
Model	JDX Reactor Amplifier Direct Box
Finish	Red
Year	2010s
Made In	Canada
Categories	DI Boxes

FAQs

What is the primary function of the Radial Engineering JDX Reactor Direct Box?: The Radial JDX Reactor is designed to capture the sound of a guitar amplifier and cabinet, delivering a consistent and reliable direct feed to a mixing console or recording interface.
Can the Radial JDX Reactor be used with bass amplifiers?: Yes, the Radial JDX Reactor is suitable for use with both guitar and bass amplifiers, providing a robust and balanced signal for live and studio applications.
Does the Radial JDX Reactor require external power?: The Radial JDX Reactor operates on 48V phantom power supplied by the mixing console or can be powered by an external 15VDC power supply.
Is the Radial JDX Reactor suitable for live performances?: Yes, the Radial JDX Reactor is ideal for live performances, offering a consistent and reliable direct output from your amplifier to the sound system.
How does the Radial JDX Reactor connect to an amplifier?: The Radial JDX Reactor connects between the amplifier head and cabinet, capturing the signal after the amplifier's output stage for an authentic sound representation.

Videos

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Radial JDX Amplifier DI Box Plays Mediator And Does It Well

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Radial JDX Demo - Amplifier Direct Box

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Reviews

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PROS

Captures authentic amp tone without signal loss or tone alteration
Simplifies live sound setup by eliminating mic placement
Built like a tank, durable and reliable for gigging
Provides ground lift and phase reverse features for flexibility
Easy integration with existing gear, no need for additional mics
Consistently delivers full, rich tone in various settings
Reduces setup and breakdown time significantly
Allows monitoring with amp speakers while sending DI to board
Provides a pristine microphone-level signal for sound engineers
Compatible with both guitar and bass amps

CONS

Requires specific power supply, not compatible with standard 9V pedal power
Newer models offer more power options and tone-shaping features

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Radial Engineering JDX Reactor Guitar Amp and Cabinet Direct Box.

Features and functionality

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The Radial Engineering JDX 48 Reactor is designed to connect the power output of an amp directly to a balanced input, but does not attenuate the signal.
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Comparisons

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Users suggest the Suhr Reactive Load and Two Notes Torpedo Captor as alternatives, noting the JDX 48 Reactor's lack of speaker emulation.
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Use cases and applications

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The JDX 48 Reactor is recommended for connecting amp heads to interfaces, but additional attenuators may be required for managing the output safely.
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User experience

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Some users are concerned with the JDX 48 Reactor's speaker emulation capabilities and suggest adding a separate load box with line-out options for better results.
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