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JD-XA Hybrid Keyboard Synthesizer - Image 1

JD-XA Hybrid Keyboard Synthesizer

KeyboardHybridPolyphonic

Imagine a synth that lets you dial in the raw growl of true analog oscillators while layering on expansive digital waveforms—all without compromise. That's the magic here, blending two distinct engines in one box for sounds that feel both vintage and boundless.

Each of the four analog parts packs two discrete oscillators, a 4-pole transistor-ladder filter with LPF/HPF/BPF modes, amp section, four envelopes including dual pitch ones for snappy attacks, and two LFOs per voice, plus a dedicated analog dry out to capture pure signal. The four digital parts run on Roland's SuperNATURAL engine with up to 64-voice polyphony, compatible with INTEGRA-7 libraries, and you can route them through the analog filter for organic warmth. Hands-on control comes via a 49-key velocity-sensitive keyboard with channel aftertouch, backlit knobs and sliders for real-time tweaks like cross-mod, ring mod, and osc sync, plus a 16-track sequencer for internal/external patterns, arpeggiator, vocoder with mic input, and CV/gate for modular integration. Effects abound with 67 MFX types per part, reverb, delay, TFX, EQ, and flexible routing.

Players love its immediate tweakability and hybrid versatility for live sets or studio experimentation, though some note the 4-voice analog polyphony limits chordal work—perfect if you crave monophonic bite over sheer voices.

Released

2015

Status

Discontinued

Synthesizer
Format
Keyboard
Type
Analog, Digital, Virtual Analog, Subtractive
Internal Battery
No
Voice
A/D
Hybrid
Polyphony
Polyphonic
Oscillators
2
Oscillator Type
Virtual Analog
Voices
68
Tracks
16
Filter
Lowpass, Highpass, Bandpass, Multimode, 24dB/oct (4-pole), Ladder
Envelopes
4
LFO
2
Effects
67 multi-effects (MFX), Reverb, Delay, Master EQ, Vocoder, 2x TFX (29 types each)
Expression
Aftertouch
Polyphonic
Velocity
Yes
MPE
No
Additional
Hybrid analog/digital, SuperNATURAL engine, vocoder, mic input, CV/gate, analog dry output, 49 keys
Software
-
I/O
Audio In
1x 1/4" mono (mic input), 1x 1/8" gate in (2 inputs)
Audio Out
1x 1/4" stereo, 1x 1/4" analog dry (mono)
Headphone
1x 1/4" stereo
MIDI
In, Out
MIDI Type
DIN (5-pin), USB
Ports
USB, CV/Gate, Expression Pedal
Wi-Fi
No
Workflow
Arpeggiator
Yes
Sequencer
Yes
Mod Matrix
Yes
Memory
256 internal, 256 USB
Measurements
Dimensions
-
Weight
14 lbs 6 oz
Last updated Mar 21, 2026