On stage or in home, enjoy top quality in a modern and portable form

  • USB Memory
  • USB
  • SMF with Lyrics
  • XGlite
  • GS
  • GM2
  • D-BEAM
  • ism
  • DigiScore


 * Don't forget to check the movies. Many of jazz organ players typically use this kind of playing technique.
Jazz Organ Playing Technique

On stage or in home, enjoy top quality in a modern and portable form

Embodying Roland’s world-leading digital technology, the Music Atelier organ inherits the full, rich sound and elegant design of a traditional organ combined with the most expressive and advanced home-organ features. For all who love the organ, we proudly present the magic of Music Atelier. It’s gorgeous and stately, yet the AT-900C is portable enough be taken on the road. The contemporary, streamlined cabinet design combines a natural wood finish with eye-catching silver accents. Specially equipped XLR outputs facilitate professional setups for concert performances.

  • - Light-weight designed ATELIER organ for the great portability with top-end quality
  • - Perfect Organ, Symphonic, and Orchestral sounds includes gorgeous pipe organ voices derived from acclaimed RODGERS digital classic organs
  • - The physical Harmonic Bars provide authentic, hands-on control for expressive organ playing
  • - Acoustic-instrument expression with new Articulation Voices using Roland's unique "Super NATURAL" technology
  • - Easy-to-use control panel based on traditional organ-playing principles and larger color LCD monitor with touch screen function
  • - The D BEAM controller offers greater freedom of expression just by moving your hand
  • - The rhythm function automatically adds ultra-realistic accompaniment, letting you play with a virtual backing band of world-class musicians
  • - The USB host port supports USB memory key and FD-01A USB floppy disk drive for easy data storage and transport
  • - Playing back VIMA TUNES with optional CD Drive, you can enjoy attractive slideshows and lyrics with music
  • - Two choices of external pedalboards : 25 key wooden PK-25A or 20 key wooden PK-7A
  • - DH-01 Holder for External CD Drive: DH-01 is an optional mounting bracket for attaching a commercial CD Drives sold separately *Regarding the CD Drive compatibility, please click here to see the list titled "Compatible CD Drives".

Light-weight designed ATELIER organ for the great portability with top-end quality

It’s gorgeous and stately, yet the AT-900C is portable enough be taken on the road. The contemporary, streamlined cabinet design combines a natural wood finish with eye-catching silver accents.

New universe of organ sounds, expressive playing with Harmonic Bar

By combining footage sounds that differ in height from 1 to 16 feet, you can freely customize the tone. The new organ sound set includes theater organ voice with sparkling tremulant and thick, gorgeous pipe organ voices derived from acclaimed RODGERS digital classic organs. The new physical Harmonic Bars provide authentic, hands-on control for expressive organ playing. Furthermore, an individual solo bar is provided for the onboard Orchestral Voice, allowing organ sounds to be combined with Orchestral Voices for incredible textures.

Diverse Orchestral Voices

In addition to classic Orchestral Voices such as strings, brass, and plucked instruments, new expressive tones have been added, including Mood Strings, Harmonica, and Jazz Flute. By selecting a voice from the three parts. ― Organ, Symphonic and Orchestral ―. you can create layered textures for both the upper and lower keyboard.

Acoustic-instrument expression with Articulation Voices

Using new technology called Super NATURAL, the most subtle and expressive characteristics of acoustic instruments such as breath and articulation anomalies are faithfully provided. This technology can be applied to the four Articulation Voices: Violin, Trombone, Cello, and Tenor Sax. In addition, you can control vibrato, pizzicato, portamento, and other expressive nuances to get just the sound you want.

Easy-to-use control panel based on traditional organ-playing principles

With its simple panel layout, AT-900C has been designed with priority given to the real-time needs of playing. Buttons are color coded according to function. Selection of sounds, voice layering, and balance changes ― its design enables complete freedom of expression, with all settings quickly changeable in real time.

Creative potentiality with expressive Lower keyboard and Pedalboard

The lower keyboard uses a Waterfall keyboard that does not catch the fingers, and is well suited for glissandi and other styles of playing. It is able to program for solo voices, bass parts, or even divide it into four parts using the Split function: Solo, Lower, Bass, and Manual Percussion. With a wide range of 76 keys, "Initial Touch,” and damper pedaling, full-fledged piano playing is also possible. The built-in pedalboard can be used for harmonic playing found in pipe-organ music, and even for layering two different sounds.

Large color LCD monitor with touch panel featuring DigiScore

To make operations even easier, AT-900C features a larger color touch-panel LCD with a quick-start guide built in. The newly expanded screen enables often-used menu icons to be always shown on the monitor, which further simplifies navigation and operation. Commercially available SMF music data and pre-recorded performance data are displayed onscreen in musical notation as well as lyrics, with advanced DigiScore technology.

Convenient Registration and Music Assistant functions

For ease of use during performance, your favorite voice and rhythm selections, as well as other panel settings, can be instantly recalled from internal memory or USB memory key. From keyword categories you can select Quick Registrations compiled by Hector Olivera and other internationally acclaimed organists. Whenever you want to play "Blue Moon," "Georgia," "Summer time," or other favorites, simply select the style image and conditions of the song you wish to play, and the optimal rhythm and voice settings can be easily retrieved.

With auto accompaniment, you can play along with musicians from around the world

Swing, country, bossa nova ― you can play along with rhythms from all over the world with AT-900C. By playing simple chords on the lower keyboard, the arranger function (Auto Accompaniment) automatically adds accompaniment, letting you play with a virtual backing band of world-class musicians with the ultra-realistic groove.
A host of convenient functions are available, such as one-touch program functions that call up optimal panel settings, and the new four Variation Buttons for smooth song transitions and a wider variety of accompaniment patterns within a single Style.

Greater freedom of expression just by moving your hand: D BEAM

The D BEAM controller lets you wave your hand over the invisible infrared beam to alter the sound. Filter and pitch bending effects allow mute trumpet and tenor sax voices to be played with greater realism. Single-shot sounds, such as cymbals and wind chimes, can also be played dramatically from the D BEAM.

Composer function for visual lyric and note display

The Composer function provides a friendly graphical environment for song creation and performance. It can display the parts you record as well as your song lyrics, and it allows you to switch between the mute screen and lyrics display screen with a single touch.

RSS reverb, exclusive Roland technology, provides the rich, resonant ambience of cathedrals

Equipped with Roland’s exclusive RSS (Roland Sound Space) technology, the AT-900C provides luxurious reverb sound. From the type of venue to the wall material, various reverberation parameters can be set. A special output jack for external speakers or a home audio system, fills the space with lush, cathedral-like ambience.

Harmony Intelligence for a beautiful ensemble sound

With Harmony Intelligence, a beautiful harmony complements the melody played on the upper keyboard. The wide-ranging variety of harmony styles includes big band, combo, and country. Enjoy full ensemble playing across a world of musical genres.

Convenient USB compatibility for your musical data

To save and retrieve your precious data, simply plug in a USB memory key (optional M-UF128). Data from floppy disks can also be accessed using the optionally available FD-01A USB floppy disk drive. A high degree of data compatibility ensures that valuable music resources, including your own music and registration data, can be exchanged between different models. You can even transfer data between AT-900C and previous models such as the AT-90SL and AT-80SL.

Connect external devices for creative expansion

Expand your musical universe by incorporating musical content from around the world. If you connect a portable audio player or USB CD drive, for example, you can play along with audio CDs or music stored in other formats. Furthermore, if you connect an iPod or MP3 player to the Roland Audio-Visual Port, you can employ the Center Cancel function to minimize vocals, or use the Pitch Change function to transpose the key of your pre-recorded music to your favorite keys.
Moreover, you can connect devices such as the powerful SA-1000 stage amp, mics, and large screen TVs and displays for home karaoke or stage performances. Whatever the situation, AT-900C is sure to be at the heart of the fun.

Build your dream audio/visual collection of VIMA TUNES

Transform your living room into a musical entertainment space with the Music Atelier and VIMA TUNES library. VIMA TUNES CD-ROM enables you to enjoy beautiful slideshows and scroll-along lyrics on the onboard LCD screen or an external large-screen TV with a diverse line-up of timeless songs.

Upper: 56 keys (C3 to G7)
Lower: 76 keys (Waterfall keyboard, E1 to G7)
Pedal: Option [PK-25A: 25 keys (C2 to C4), PK-7A: 20 keys (C2 to G3)]
Initial Touch: Upper, Lower (10 levels for each)
After Touch: Upper (10 levels)
Sound Generator
Conforms to GENERAL MIDI Level 2, GENERAL MIDI System, GS and XGlite format
Max.Polyphony: 384
450 Voices (Included 4 Articulation Voices and 31 Active Expression Voices)
Upper Part: Organ, Symphonic, Orchestral
Lower Part: Organ, Symphonic, Orchestral
Solo Part: Solo
Pedal Part: Organ, Orchestral
Vintage Organ: Flute (with harmonic bars), Pipe, Theater
307 rhythms in 10 groups x 4 variations
User Rhythm: 99 rhythms
Rhythm Customize: Pattern editing of the internal rhythms(Drum Set, Beat, Tempo, Note)
Arranger Function
Tempo, Arranger On/Off, Start/Stop, Sync Start, Intro, Ending, Intro Count Down, Break, Auto Fill In, Variation (4 variations), One Touch Program, Chord Intelligence, Chord Hold, Leading Bass, Auto Standard Tempo, Rhythm Mode
Music Assistant
700 titles x 4 variations
One Touch Program
307 rhythms x 2 groups x 4 variations
Quick Registration
248 settings in 12 groups
Drums/SFX Sets
18 Drum Sets + 1 SFX Set
Manual Percussion Sets
14 sets
Harmony Intelligence
36 types
Master Tuning
415.3 Hz to 466.2 Hz (0.1 Hz steps)
Key Transpose
-4 to +7 (in semitones)
Playback Transpose
-6 to +5 (in semitones)
Rotary Sound, Chorus, RSS Reverb, Sustain, Vibrato, Pitch Bend, Glide
12 memories
Function: Load Next, File Edit
Tracks: 7 tracks
Note Storage: Approx. 40,000 notes
Song Length: Max. 999 measures
Tempo: Quarter note = 20 to 500
Resolution: 120 ticks per quarter note
Recording: Realtime (Replace, Punch In/Out, Loop)
Edit Function: Delete Measure, Delete Track, Erase, Copy, Quantize
Score Display: DigiScore (Great Staff, G Clef Staff, F Clef Staff, with note name, with Lyrics)
File Storage
Media: USB flash memory, floppy disk (in the case of using optional USB floppy disk drive FD-01A)
Save Format: MUSIC ATELIER original format, SMF format 0
Songs: Max. 99 songs for each folder
Rated Power Output
80 W + 80 W
Tweeter: 5 cm x 2
Full-range (small): 8 cm x 2
Full-range (large): 20 cm x 2

Graphic 800 x 480 dots backlit color LCD with touch screen
Pedals, Switches (attached to the optional pedalboard PK-25A, PK-7A)
Damper Pedal
Expression Pedal
Footswitch: 2 pcs. (on the expression pedal, function assignable)
Audio Output Jacks (L/mono, R)
Balanced Audio Output (L, R)
Aux/Drums Output Jacks (L/mono, R)
Bass Output Jack (mono)
Audio Input Jacks (L/mono, R)
External Input Jacks (Camera, DVD Player In, Ext In)
Video Output Jacks (Analog RGB、Video)
Phones Jacks (stereo) x 2
Mic Input Jack
MIDI connectors (In, Out)
PK In connector
External Memory connector (USB Flash Memory connector)
Ext Drive connector
AC Inlet
Power Consumption
220 W
Music Rest
2 screws for the Music Rest
Console Cover
Code Hook
Panel Sheet
Power Code
PK Cable
Remote Controller
Dry-cell Battery x 2
Owner's Manual
Voice & Rhythm Guide
Pedalboard (PK-25A, PK-7A)
Stereo Headphone
USB Flash Memory
USB Floppy Disk Drive (FD-01A)
CD Drive Holder (DH-01)

Size and Weight (Total )

Width (W)
1,299 mm51-3/16 inches
Depth (D)
1,002 mm39-1/2 inches
Height (H)
1,289 mm50-3/4 inches
102 kg224 lbs. 14 oz.

included stand, Music Rest, Optional Pedalboard PK-25A
(weight does not include the pedalboard)

All specifications and appearances are subject to change.


To the top of page