Software Effect

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JC-120 Software Effect

The King of Clean. Now in your DAW.

The Roland JC-120 Jazz Chorus is a legendary solid-state guitar amplifier renowned for its pristine clean tone and signature stereo chorus effect. First introduced in 1975 and still in production, it’s become a staple for musicians across genres ranging from jazz and pop to rock and even metal. Meticulously modeled after the original hardware, the Roland JC-120 Jazz Chorus Software Effect delivers the same ultra-clean tone and evocative chorus, enhanced with modern features like selectable stereo modes, tempo sync, and advanced speaker simulation with detailed mic and room ambience controls.

+ Highlights

  • The only authentic Roland JC-120 Jazz Chorus plug-in
  • Pristine, crystal-clear tone
  • Lush stereo chorus effect
  • Extended parameters for modern production environments
  • Adjust the mic type, position, and room ambience
  • Highly detailed and historically accurate graphics
  • Perfect for all kinds of sources, including guitars, keyboards, drums, and more
  • Explore a wide range of expertly crafted presets
  • Resizable high-resolution interface brings the feel of using the original hardware
  • Support for VST3, AU, and AAX plug-in formats

JC-120 Jazz Chorus Sound Examples

The benchmark in solid-state sound.

The Roland JC-120 Jazz Chorus is a benchmark voice in the amplifier world, heard on countless hit tracks through the ’70s, ’80s, ’90s, and beyond. Its stereo solid-state circuitry is a big part of its uniqueness and contributes to its signature sound. Famous for its exceptional headroom, it stays clean even at high volumes. The design translates every detail of your playing dynamics with precision, providing a snappy, articulate response that’s also warm and inspiring.

Roland Cloud JC-120 | Pedal platform

Pedal platform.

With its exceptionally clean and transparent tone, the JC-120 is an ideal pedal platform for players who want their effects to shine through without unnecessary coloration. The JC-120 software offers the same pristine and punchy voice, allowing you to plug your pedalboard into your audio interface and capture solid tracks with your favorite external effects.

Roland Cloud JC-120 | Lush stereo chorus

Lush stereo chorus.

The JC-120’s built-in Dimensional Space Chorus is a cornerstone of its iconic sound. This lush, immersive effect adds unparalleled depth and spaciousness to chords, arpeggios, and any other audio you run through it. The unique analog circuitry has been meticulously analyzed and recreated in the JC-120 software, ready to enhance your music with its unique, captivating character.

Roland Cloud JC-120 | More than a guitar amp

More than a guitar amp.

Because of its unique design and wide-spectrum sound, the JC-120 is a perennial favorite for producers—not only for guitars but other instruments as well. With multiple instances of the JC-120 in your DAW, you can add life and depth to electric pianos, plucked and lead synths, drums, and more.

Roland Cloud JC-120 | Double the channels. Double the fun.

Double the channels. Double the fun.

The JC-120 software replicates the two independent channels of the original amp and expands on their capabilities. Each channel delivers that stellar clean tone, giving you the flexibility to blend instruments, create separate signal paths for clean and effected sounds, or explore unique stereo-processing techniques within your DAW.

Roland Cloud JC-120 | Modern features to define your sound

Modern features to define your sound.

The JC-120 software is filled with powerful features for modern production. Use the selectable stereo modes for spatial configurations that go beyond the original hardware’s capabilities. Sync the iconic chorus effect to your DAW’s tempo, ensuring perfect rhythmic integration with your tracks. And with the advanced speaker simulation, you can sculpt your tone with unprecedented realism. Select from a range of microphone types, fine-tune their placement, and dial in the perfect amount of room ambience to create a truly immersive sonic experience.

Try the JC-120 Jazz Chorus today

Try the JC-120 Jazz Chorus today.

The JC-120 Jazz Chorus Software Effect is available with Roland Cloud Ultimate membership, which you can try for free with a 30-day all-access trial. Or you can purchase a Lifetime Key that includes unlimited access to the JC-120 and free updates for the life of the product. Roland Cloud also offers a universe of creative tools for computer-based music production, including software versions of vintage Roland instruments, ZENOLOGY, Sound Packs, Wave Expansions, GALAXIAS, Zenbeats, and much more.

Join Roland Cloud

Try the JC-120 Jazz Chorus Software Effect for free with a Roland Cloud 30-day trial membership.

Specifications
Effect settings
11 patches
*Includes 1 rewritable setting.
Sampling Frequency
44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz
Plug-In Formats
VST 3.7 (64 bits)
AU
AAX
System Requirements macOS
Minimum Operating System
macOS 12
Host Application
VST version: VST 3.7 compatible
Audio Units (AU) version: V2 Audio Units compatible
AAX Compatible
CPU
Intel(R) Core(TM) i5 or better(Quad-core CPU recommended)
Apple Silicon
RAM
2 GB or more
Storage Space
150 MB or more
Display resolution and Colorspace
1,280 x 800 dots or higher, 16.7 million colors or more
Other
You'll need Internet connectivity to Authenticate this software.
System Requirements Windows
Minimum Operating System
Microsoft(R) Windows(R) 10 (64-bit)
* This does not work with the Windows(R) RT.
* This does not work with the Windows(R) Phone.
* This does not work on the virtual machines such as Hyper-V, Virtual PC, or Boot Camp.
Host Application
VST version: VST 3.7 compatible
AAX Compatible
CPU
Intel(R) Core(TM) i5 or better(Quad-core CPU recommended)
RAM
2 GB or more
Storage Space
100 MB or more
Display resolution and Colors
1,280 x 800 dots or higher, 24 bits Full Color or more
Other
You'll need Internet connectivity to Authenticate this software.
* Although Roland has tested numerous configurations, and has determined that on average, a computer system similar to that described above will permit normal operation of this software, Roland cannot guarantee that a given computer can be used satisfactorily with this software based solely on the fact that it meets the above requirements.

This is because there are too many other variables that may influence the processing environment, including differences in motherboard design and the particular combination of other devices involved.

* Roland, BOSS are either registered trademarks or trademarks of Roland Corporation in the United States and/or other countries.

* Company names and product names appearing in this document are registered trademarks or trademarks of their respective owners. * VST is a registered trademark of Steinberg Media Technologies GmbH.
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Downloads

Support

If you have questions about operating your Roland product, please check our Knowledge Base for answers to the most common questions.
You can also contact our Product Support through Roland Backstage.
In addition, we have a library of Owner’s Manuals and Support Documents that you can download and reference.

Owner's Manuals