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Radial Engineering

Radial is trusted by musicians, engineers, studios, venues and production teams for professional audio tools built to solve real-world signal problems. Known for their rugged DI boxes, reampers, splitters, switchers, isolators, preamps and interface solutions, Radial gear is designed for clean signal transfer, reliable performance and heavy use on stage, in the studio and on tour.

Whether you are connecting instruments to a PA, eliminating hum, routing signals, reamping guitar tracks, managing multiple sources or building a professional live or recording setup, Radial offers dependable tools that engineers reach for every day. Explore our Radial collection at Gsus4 and find practical, road-ready audio solutions built for serious sound.

Radial Engineering
Original price $850.00
Original price $850.00 - Original price $850.00
Original price $850.00
Current price $706.00
$706.00 - $706.00
Current price $706.00

Radial JS3 Mic Splitter w/ 1-Input, 1-Direct Out & 2x Jensen Isolated Outputs

Radial

The Radial JS 2 and JS 3 are Jensen transformer-equipped mic splitters that allow a balanced source to drive multiple destinations via standard XLR...

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Original price $850.00
Original price $850.00 - Original price $850.00
Original price $850.00
Current price $706.00
$706.00 - $706.00
Current price $706.00
Sold out
Original price $864.00
Original price $864.00 - Original price $864.00
Original price $864.00
Current price $654.00
$654.00 - $654.00
Current price $654.00

Radial J-ISO Stereo +4dB to -10dB Converter

Radial

The passive design begins with 100% discrete components throughout. A set & forget level control lets you attenuate the input signal to prevent...

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Original price $864.00
Original price $864.00 - Original price $864.00
Original price $864.00
Current price $654.00
$654.00 - $654.00
Current price $654.00
Original price $405.00
Original price $405.00 - Original price $405.00
Original price $405.00
Current price $287.00
$287.00 - $287.00
Current price $287.00

Radial ProAV1 Passive Multimedia DI w/ RCA, 3.5mm, XLR, 1/4" connectors

Radial

The Radial Engineering ProAV1 is a passive direct box specifically developed with the audio-video integrator in mind. The Pro AV1 features a variet...

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Original price $405.00
Original price $405.00 - Original price $405.00
Original price $405.00
Current price $287.00
$287.00 - $287.00
Current price $287.00
Original price $575.00
Original price $575.00 - Original price $575.00
Original price $575.00
Current price $418.00
$418.00 - $418.00
Current price $418.00

Radial TWIN-CITY Class-A Active ABY Switcher

Radial

Crafted to Deliver SolutionsThis Active ABY switcher utilises a Class A buffer which minimises any potential hums and signal loss associated with l...

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Original price $575.00
Original price $575.00 - Original price $575.00
Original price $575.00
Current price $418.00
$418.00 - $418.00
Current price $418.00
Original price $890.00
Original price $890.00 - Original price $890.00
Original price $890.00
Current price $720.00
$720.00 - $720.00
Current price $720.00

Radial Catapult Rack RX 12-Ch XLR Male Cat5 Audio Receiver

Radial

Receiving up to 12 channels of balanced analog audio for venues, studios, and touring rigs, the Catapult Rack RX from Radial Engineering is desig...

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Original price $890.00
Original price $890.00 - Original price $890.00
Original price $890.00
Current price $720.00
$720.00 - $720.00
Current price $720.00
Original price $366.00
Original price $366.00 - Original price $366.00
Original price $366.00
Current price $300.00
$300.00 - $300.00
Current price $300.00

Radial CAB-LINK Passive Speaker Cab Merger For 2x Guitar Cabinets

Radial

Radial Cab-Link Passive Speaker Cabinet Merger The Cab-Link provides a simple and compact solution for players who have a single speaker output o...

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Original price $366.00
Original price $366.00 - Original price $366.00
Original price $366.00
Current price $300.00
$300.00 - $300.00
Current price $300.00
Original price $549.00
Original price $549.00 - Original price $549.00
Original price $549.00
Current price $431.00
$431.00 - $431.00
Current price $431.00

Radial AC-Driver Acoustic Preamp DI

Radial

The Radial Tonebone AC Driver is a compact acoustic instrument preamp designed for onstage use, with smart features to streamline your setup and op...

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Original price $549.00
Original price $549.00 - Original price $549.00
Original price $549.00
Current price $431.00
$431.00 - $431.00
Current price $431.00
Original price $1,204.00
Original price $1,204.00 - Original price $1,204.00
Original price $1,204.00
Current price $968.00
$968.00 - $968.00
Current price $968.00

Radial ReAmp STATION Active DI Box & JCR Reamper in One

Radial

The Reamp Station combines two studio essentials in one chassis: an active DI box for pristine recordings of any instrument, and the JCR high-perfo...

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Original price $1,204.00
Original price $1,204.00 - Original price $1,204.00
Original price $1,204.00
Current price $968.00
$968.00 - $968.00
Current price $968.00
Original price $654.00
Original price $654.00 - Original price $654.00
Original price $654.00
Current price $484.00
$484.00 - $484.00
Current price $484.00

Radial X-Amp Active ReAmper

Radial

RADIAL X-Amp Active Re-AmplifierThese unique device allows a band to record guitars and instruments in a single take, via DI boxes, then at a later...

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Original price $654.00
Original price $654.00 - Original price $654.00
Original price $654.00
Current price $484.00
$484.00 - $484.00
Current price $484.00
Original price $523.00
Original price $523.00 - Original price $523.00
Original price $523.00
Current price $444.00
$444.00 - $444.00
Current price $444.00

Radial TRIM-TWO Stereo Passive DI with Level Control For Laptop & Playbacks

Radial

The Trim-Two™ is a passive stereo direct box designed for use with laptop computers and other consumer playback devices, eliminating hum and buzz f...

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Original price $523.00
Original price $523.00 - Original price $523.00
Original price $523.00
Current price $444.00
$444.00 - $444.00
Current price $444.00
Original price $392.00
Original price $392.00 - Original price $392.00
Original price $392.00
Current price $321.00
$321.00 - $321.00
Current price $321.00

Radial SB-6 StageBug Dual Channel Passive Audio Isolator

Radial

The StageBug SB-6 is a two-channel passive audio isolator designed to accommodate both balanced and unbalanced signals and effectively eliminate no...

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Original price $392.00
Original price $392.00 - Original price $392.00
Original price $392.00
Current price $321.00
$321.00 - $321.00
Current price $321.00
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Original price $484.00
Original price $484.00 - Original price $484.00
Original price $484.00
Current price $380.00
$380.00 - $380.00
Current price $380.00

Radial SAT-2 Stereo Audio Attenuator & Monitor Controller

Radial

The Radial SAT-2 is an analog stereo monitor controller and line attenuator designed for use with balanced or unbalanced line-level signals in co...

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Original price $484.00
Original price $484.00 - Original price $484.00
Original price $484.00
Current price $380.00
$380.00 - $380.00
Current price $380.00
Original price $798.00
Original price $798.00 - Original price $798.00
Original price $798.00
Current price $649.00
$649.00 - $649.00
Current price $649.00

Radial PZ-Deluxe Acoustic instrument Preamp w/ EQ & DI

Radial

he PZ-Deluxe Acoustic Preamp from Radial Engineering is a studio-quality instrument preamp that jam-packs a full array of features into a compact...

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Original price $798.00
Original price $798.00 - Original price $798.00
Original price $798.00
Current price $649.00
$649.00 - $649.00
Current price $649.00
Original price $405.00
Original price $405.00 - Original price $405.00
Original price $405.00
Current price $308.00
$308.00 - $308.00
Current price $308.00

Radial ProMS2 Passive 2-Way Mic Splitter 1 Input & 2 Outputs w/ 1x Eclipse Isolated Output

Radial

The ProMS2 is a mic splitter designed to split a single source to multiple destinations simultaneously without signal degradation or noise. A high ...

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Original price $405.00
Original price $405.00 - Original price $405.00
Original price $405.00
Current price $308.00
$308.00 - $308.00
Current price $308.00
Original price $575.00
Original price $575.00 - Original price $575.00
Original price $575.00
Current price $458.00
$458.00 - $458.00
Current price $458.00

Radial McBoost Microphone Signal Intensifier For Dynamic & Ribbon Mic

Radial

The McBoost is a microphone signal booster designed to elevate the output of a dynamic or ribbon microphone for greater transparency and clarity, a...

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Original price $575.00
Original price $575.00 - Original price $575.00
Original price $575.00
Current price $458.00
$458.00 - $458.00
Current price $458.00
Original price $850.00
Original price $850.00 - Original price $850.00
Original price $850.00
Current price $654.00
$654.00 - $654.00
Current price $654.00

Radial LX3 Passive Line Level Splitter 1-Input 3-Output w/ 2x Jensen Isolated Outputs

Radial

The Radial LX-3™ is a high-performance balanced line-level splitter designed to send one audio signal to as many as three destinations at once. The...

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Original price $850.00
Original price $850.00 - Original price $850.00
Original price $850.00
Current price $654.00
$654.00 - $654.00
Current price $654.00
Original price $2,422.00
Original price $2,422.00 - Original price $2,422.00
Original price $2,422.00
Current price $1,767.00
$1,767.00 - $1,767.00
Current price $1,767.00

Radial KL-8 Rackmount Keyboard Mixing Station w/ USB inputs

Radial

Ultimate Keyboard Control The KL-8 is a rackmount keyboard mixing station designed to provide complete control over a professional keyboard setup, ...

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Original price $2,422.00
Original price $2,422.00 - Original price $2,422.00
Original price $2,422.00
Current price $1,767.00
$1,767.00 - $1,767.00
Current price $1,767.00
Original price $667.00
Original price $667.00 - Original price $667.00
Original price $667.00
Current price $523.00
$523.00 - $523.00
Current price $523.00

Radial J33 Stereo RIAA Turntable Phono Preamp / DI

Radial

The J33™ combines a high quality turntable (phono) preamp with a DI box, providing consumer line-level outputs in addition to balanced mic-level ou...

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Original price $667.00
Original price $667.00 - Original price $667.00
Original price $667.00
Current price $523.00
$523.00 - $523.00
Current price $523.00
Original price $458.00
Original price $458.00 - Original price $458.00
Original price $458.00
Current price $392.00
$392.00 - $392.00
Current price $392.00

Radial J-Rak 4 1RU Rackmount for 4x DI Boxes

Radial

Most Radial direct boxes, splitters, isolators and Reampers may be rack-mounted using the J-Rak 4. These enable multiple units to be combined and s...

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Original price $458.00
Original price $458.00 - Original price $458.00
Original price $458.00
Current price $392.00
$392.00 - $392.00
Current price $392.00
Original price $143.00
Original price $143.00 - Original price $143.00
Original price $143.00
Current price $129.00
$129.00 - $129.00
Current price $129.00

Radial J-Clamp Mounting Adaptor for Radial JDI, J48 and more

Radial

The J-Clamp is used to secure the JDI, J48, TwinIso and most other full-sized Radial products. You merely remove the four outer screws from the DI ...

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Original price $143.00
Original price $143.00 - Original price $143.00
Original price $143.00
Current price $129.00
$129.00 - $129.00
Current price $129.00
Original price $222.00
Original price $222.00 - Original price $222.00
Original price $222.00
Current price $169.00
$169.00 - $169.00
Current price $169.00

Radial IC-1 IceCube Balanced XLR Line Isolator

Radial

The IceCube is a balanced line-level isolator designed to quickly eliminate hum and buzz from an audio system by simply inserting it into the signa...

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Original price $222.00
Original price $222.00 - Original price $222.00
Original price $222.00
Current price $169.00
$169.00 - $169.00
Current price $169.00
Sold out
Original price $366.00
Original price $366.00 - Original price $366.00
Original price $366.00
Current price $353.00
$353.00 - $353.00
Current price $353.00

Radial HotShot ABi Footswitch Selector for Balanced Inputs

Radial

The HotShot ABi is a balanced signal selector that allows you to instantly select between two sources by depressing a latching footswitch. Quickly...

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Original price $366.00
Original price $366.00 - Original price $366.00
Original price $366.00
Current price $353.00
$353.00 - $353.00
Current price $353.00
Original price $523.00
Original price $523.00 - Original price $523.00
Original price $523.00
Current price $452.00
$452.00 - $452.00
Current price $452.00

Radial Pro-ISO Passive Stereo Line Isolator +4dB To -10dB Unbalanced

Radial

Pro-Iso Stereo +4dB to -10dB converter Converts balanced line level signals to unbalanced Stereo signal path with set & forget level control ...

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Original price $523.00
Original price $523.00 - Original price $523.00
Original price $523.00
Current price $452.00
$452.00 - $452.00
Current price $452.00
Original price $995.00
Original price $995.00 - Original price $995.00
Original price $995.00
Current price $688.00
$688.00 - $688.00
Current price $688.00

Radial J48 STEREO Stereo Active Direct Box

Radial

The Radial J48 Stereo is the professional active direct box you can rely on whether you're touring stages or laying down tracks for your next EP....

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Original price $995.00
Original price $995.00 - Original price $995.00
Original price $995.00
Current price $688.00
$688.00 - $688.00
Current price $688.00