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Basic data
Name
Roland J-6
Category
6) Digital / hybrid and special synthesizers
Type
COMPACT_SYNTHESIZER
Specimen
A
Inventory tag
HW-2024-SY-RJ6-001
Condition
OK
Physical parameters
Dimensions (mm)
—
Dimensions (inch)
—
Weight
—
Format
—
Material
—
Manufacturing (Period)
—
Manufacturer
—
Power
Voltage
USB bus power
Current (typical)
0.8 A @ USB 5V
Current (max)
1.2 A
Polarity
N/A
Connector
USB Type-B
AC/DC
USB
Internal/External
External
Note
It can be powered from a computer or USB power bank for portability.
Warning: Check the polarity of the source before connecting! Improper power supply will damage the device.
Firmware and serial number
Serial number
Not stated
FW version (current)
Not stated
Check date
2026-03-03
Previous version
N/A
Bootloader
N/A
Update Link
Backup File
Not stated
Quick Summary
The Roland J-6 is a compact synth with AIRA synthesis engine, 16-step sequencer, 8 rotary encoders and built-in USB audio interface (2 in/2 out). Offers 128+ presets, MIDI control and USB power for a portable setup.
Product Description
—
Features and functions
- Roland AIRA engine - modern digital synthesis with analog emulation
- 16-step sequencer - production of melodies, bass and pattern
- 8 rotary encoders - intuitive real-time parametric control
- 128 + factory preset - Basses, Pads, Keys, Leads, FX, Drums
- USB audio I / O (2 in / 2 out) - integrated audio interface
- No external audio interface - direct DAW record
- MIDI CC mapping - all parameters attributable to MIDI
- Tap Tempo Button - Synchronization with Music Speed
- LCD display - menu navigation and parameter feedback
- Built-in stereo speaker - sound without external repro
- 3.5 mm TRS main OUT - balanced output on blender
- Headphone jack - independent monitoring
- MIDI DIN In / Out - hardware synthesis and external controls
- USB MIDI class-compliance - Mac / Windows without driver
- USB power supply - portable without batteries (computer, power bank)
- Compact design - portable synth in the way
- Quality Roland Sound - Digital Engine with Temperature
- Ideal for - live performance, studio recording, production on the road
Primary I/O (quick orientation)
| Domain | Inputs | Outputs | Note |
|---|---|---|---|
| MIDI | USB MIDI | USB MIDI | |
| Audio | Stereo IN (3.5mm TS) | Stereo OUT (3.5mm TS) + Headphones (3.5mm stereo) | Output impedance 100 Calculation, built-in speakers |
Controls
FRONT / TOP (user control)
- LCD display (color optional)
- 16 buttons for step sequencer
- 8 × rotation encoders (synth control)
- Master volume knob
- Tap Tempo Button
- Power switch + LED
Service / hidden elements
- (None)
Connectors and connections
Connector matrix
| Interfaces | IN | OUT | Spec / note |
|---|---|---|---|
| MIDI | USB MIDI | USB MIDI | |
| Audio | Stereo IN (3.5mm TS) | Stereo OUT (3.5mm TS) + Headphones (3.5mm stereo) | Output impedance 100 Calculation, built-in speakers |
Latency and jitter
Clock sources
Internal, USB MIDI, Sync
Clock IN/OUT format
MIDI clock, BPM tap
Typical latency
< 10 ms USB
Jitter spec
Type. < 100 ppm
Buffer support
512- 1024 males
Impedance and signal levels
Line Level (dBu)
-10 dBV
Mic In level
—
Output Impedance
100 Calculation of the total number of units
Input Impedance
10 kCalculation
THD
< 0.5%
Frequency Range
20 Hz — 20 kHz
Other Specifications (from metadata.specifications)
| Key | Value |
|---|---|
| specifications.synthesisis.type | Roland AIRA (Analog Integrated Assessment Architecture) Digital Synthesis |
| specifications.synthesisis.features | Modern digital sound synthosis with analogue warm emulation, Multiple synthesis algorithms (subtractive, FM, wavetable), High-quality audio engine |
| specifications.synthesisis.presets.factory _ count | 128+ |
| specifications.synthesisis.presets.categories | Basses, Pads, Keys, Leads, FX, Drums, Other |
| specifications.synthesisis.parameters.primary _ controls | 8 rotary encodes for real-time parameter |
| specifications.synthesisis.parameters.midi _ mapping | All parameters CC- assignable via MIDI |
| specifications.sequencer.steps | 16 |
| specifications.sequencer.classes | Multiple model memory (exact number Not specified) |
| specifications.sequencer.features | Real-time step recording / editing, model chaining |
| specifications.sequencer.tempo | Tap-sync or tempo knob control |
| specifications.audio _ interface.type | USB audio I / O (Integrated audio interface) |
| specifications.audio _ interface.inputs | 2 |
| specifications.audio _ interface.outs | 2 |
| specifications.audio _ interface.resolution | 16-bit, 44.1 kHz (or higher, Not specified) |
| specifications.audio _ interface.use | Direct recording to laptop / DAW, no external audio interface needed |
| specifications.connectivity.usb | Type-B, USB MIDI class-compliance + audio I / O |
| specifications.connectivity.midi | MIDI In (DIN 5-pin) + USB MIDI |
| specifications.connectivity.audio _ out.main | 3.5mm TRS stereo output |
| specifications.connectivity.audio _ out.headphone | 3.5mm stereo input jack with independent volume |
| specifications.connectivity.audio _ out.speakers | Integrated 2 × built-in speakers for portability |
| specifications.interface.display | LCD screen for menu navigation and parameter feedback |
| specifications.interface.controls.encodes | 8 |
| specifications.interface.controls.buttons | Play, stop, model select, menu navigation |
| specifications.interface.controls.tap _ tempo | Tempo button for synchronizing to musical pulse |
| specifications.power.usb | Type-B connector, USB bus power (0.8-1.2 A @ 5V) |
| specifications.power.portability | Can be powered from laptop, USB charger, or power bank |
| specifications.power.battery | No internal battery; USB power required |
Additional technical details
| Key | Value |
|---|---|
| No additional technical details | |
Typical routing
- USB audio production: J-6 as synth + audio interface
• Connect USB to your computer
• In DAW: audio input = J-6, output = J-6
• Play Sequencer or USB MIDI Keyboard
• Record synth output in DAW
Connection instructions: The examples below show typical signal flows in practice. For specific details (jitter, buffering), see section above.
SW / drivers
| Component | Windows | macOS | Linux | Note |
|---|---|---|---|---|
| No specific driver data; use the Documentation/Links section. | ||||
Custom firmware details
Author
—
FW family
—
Custom FW targets
- No explicit custom FW targets in metadata.
Custom CC mapping
| CC | Meaning |
|---|---|
| No custom CC mapping. | |
Custom FW global settings
| Settings | Meaning |
|---|---|
| No custom global settings. | |
Custom FW extended menu
| Item | Detail |
|---|---|
| No extended menu details. | |
Documentation and manuals
Manufacturer / Links
- Official site of manufacturer
- eBay - search for Roland J-6
- Aukro.cz - search for Roland J-6
- MusicyBazar.cz - search for Roland J-6
- MIDI.cz - search for Roland J-6
- Kytary.cz - search for Roland J-6
- Heureka.cz - search for Roland J-6
- Gear4music.cz - search for Roland J-6
- Muziker.cz - search for Roland J-6
Service log
| Date | Event | Who | Note |
|---|---|---|---|
| 2026-03-03 | Initial inventory | Studio tech | Added to inventory |
Presets / User banks
Storage type
—
Number of banks
128 + presets
Current bank
1
Backup File
Not stated
Export format
USB MIDI SysEx
Note
—
Notes / service / modifications
- Modern Compact Synth with AIRA Technology. USB audio interface is a bonus. Good for live and DIY production.