AC-90: Acoustic Amplifier
The highly anticipated addition to Roland’s AC-series amp family has arrived! Loaded with high-performance neodymium speakers and 90 watts of power, the AC-90 provides a rich, powerful sound while remaining lightweight for easy transport. The AC-90 employs a stereo 2-way speaker system that delivers transparent highs — great for the built-in multi-band stereo chorus — while also providing incredibly powerful low-frequency performance.
- Lightweight yet powerful featuring state-of-the-art neodymium speaker technology
- Stereo 2-way speaker system provides full-range performance
- Natural stereo acoustic sound
- 90 watts of stereo power (45W+45W)
- Dual channels: Guitar input (Piezo/Magnetic) and phantom-powered Mic/Line input
- Roland’s famous stereo multi-band chorus with WIDE mode, plus reverb/delay
- Anti-feedback control feature
- Convenient onboard tilt stand; optional speaker stand available
- Quality carrying case included
Legacy of Excellence
The AC-90 isn’t just any new amp on the block … it’s the long-awaited addition to Roland’s industry-leading AC-series amp family. Roland’s reputation for world-class sound, amazing performance, portability, and top-quality construction in the AC series are all upheld in this stunning new amplifier.
Power Performer
With 90 watts of stereo power (45W+45W) driving top-quality neodymium speakers, the AC-90 delivers exceptional full-range performance — from shimmering, crystal-clear highs to full-impact bottom end. This amp is more than capable of cutting though a wall of sound.
Anti-Feedback Control
Enjoy maximum volume without feedback, thanks to the AC-90’s sophisticated ANTI-Feedback feature. This allows you to roam the stage with confidence — even with 90 watts of powerful sound at your back.
Immersive Stereo FX
The AC-90’s onboard stereo effects benefit from Roland’s decades of industry-leading R&D. Experience the amazing spatial depth and lush sound of the stereo multi-band chorus, complete with newly developed WIDE mode. Delay and Reverb are provided as well, and can be controlled via footswitch.
Versatility
In addition to its amazing acoustic-guitar amplification qualities, the AC-90 can also function as a portable PA system thanks to its dual-channel architecture, sub output and phantom-powered Microphone input. Sing and play guitar through one convenient amplifier, with impressive power and full-range performance.
- Rated Power Output: 45 W + 45 W
- Nominal Input Level (1 kHz): GUITAR Channel: -10 dBu, MIC/LINE Channel: -50 / -10 dBu, AUX IN: -10 dBu
- Nominal Output Level (1 kHz): DI/TUNER OUT: +4 dBu, LINE OUT: +4 dBu, SUB WOOFER OUT: +4 dBu
- Speakers Woofer: 20 cm (8 inches) x 2, Tweeter 8 cm x 5 cm x 2 (3 inches x 2 inches) x 2
- Controls: <GUITAR Channel> PICKUP Switch (PIEZO/MAGNETIC), SHAPE Switch, VOLUME Knob, Equalizer Knobs (BASS, MIDDLE, TREBLE), CHORUS Switch <MIC/LINE Channel> PHANTOM Switch, SELECT Switch (MIC/LINE), VOLUME Knob, Equalizer Knobs (BASS, MIDDLE, TREBLE), CHORUS Switch, CHORUS Knob, REVERB/DELAY Knob <ANTI-FEEDBACK> FREQUENCY Knob, START Button, MUTE Switch, MASTER Knob, POWER Switch
- Indicator: CHORUS (GUITAR Channel, MIC/LINE Channel), ANTI-FEEDBACK, MUTE, POWER
- Connectors: GUITAR Channel Input Jack (1/4" phone type), MIC/LINE Input Jacks (XLR type, 1/4" TRS phone type), AUX IN Jacks (RCA phono type,1/4" phone type), DI/TUNER OUT Jack (1/4" TRS phone type), LINE OUT Jacks (XLR type, 1/4" phone type), SUB WOOFER OUT Jack (1/4" phone type), PHONES Jack (Stereo 1/4" phone type), FOOT SWITCH Jacks (1/4" TRS phone type)
- Power Supply: AC 117 V, AC 230 V, AC 240 V (50/60 Hz)
- Power Consumption: 30 W
- Dimensions: 464 (W) x 303 (D) x 326 (H) mm/18-5/16 (W) x 11-15/16 (D) x 12-7/8 (H) inches
- Weight: 11.7 kg/25 lbs 13 oz
- Accessories: Carrying Case, Owner's Manual
- Options: Foot Switch: BOSS FS-5L (Mute On/Off), BOSS FS-5U, BOSS FS-6, Connection Cable: PCS-31, PCS-33
* The specifications are subject to change without notice.
