Legacy of Excellence
The Roland Acoustic Chorus Guitar Amplifier AC-90A 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 Roland AC series are all upheld in this stunning new amplifier.
With 90 watts of stereo power (45W+45W) driving top-quality speakers, the Roland Acoustic Chorus Guitar Amplifier AC-90A 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.
Enjoy maximum volume without feedback, thanks to the Roland Acoustic Chorus Guitar Amplifier AC-90A’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 Roland Acoustic Chorus Guitar Amplifier AC-90A’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.
In addition to its amazing acoustic-guitar amplification qualities, the Roland Acoustic Chorus Guitar Amplifier AC-90A 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: 20cm (8inches) x 2 Tweeter: 8cm x 5cm (3inches x 2inches) x 2|
|Controls||[GUITAR Channel] PICKUP Switch (PIEZO, MAGNETIC) SHAPE Switch VOLUME Knob BASS Knob MIDDLE Knob TREBLE Knob CHORUS Switch [MIC/LINE Channel] PHANTOM Switch SELECT Switch (MIC, LINE) VOLUME Knob BASS Knob MIDDLE Knob TREBLE Knob CHORUS Switch [CHORUS] CHORUS Knob (SPACE, RICH, WIDE) [REVERB/DELAY] REVERB/DELAY Knob [ANTI-FEEDBACK] FREQUENCY Knob START Button MUTE Switch MASTER Knob POWER Switch|
|Indicator||[GUITAR Channel] CHORUS [MIC/LINE Channel] CHORUS ANTI-FEEDBACK MUTE POWER|
|Connectors||[GUITAR Channel] Input Jack (1/4-inch phone type) [MIC/LINE Channel] Input Jacks (XLR type, balanced, phantom power : DC 48 V, 10 mA Max) (1/4-inch TRS phone type, balanced) AUX IN Jacks L, R (RCA phono type) L (MONO), R (1/4-inch phone type) DI/TUNER OUT Jack (1/4-inch TRS phone type) LINE OUT Jacks L, R (XLR type) MONO (1/4-inch phone type) SUB WOOFER OUT Jack (1/4-inch phone type) PHONES Jack (Stereo 1/4-inch phone type) FOOT SW Jacks TIP: MUTE, RING: ANTI-FEEDBACK (1/4-inch TRS phone type) TIP: CHORUS, RING: REVERB/DELAY (1/4-inch TRS phone type)|
|Power Supply||AC 117 V, AC 230 V, AC 240 V (50/60 Hz)|
|AC 117 V, AC 230 V, AC 240 V (50/60 Hz)||30 W|
|Options||Foot Switch: BOSS FS-5L (Mute On/Off), BOSS FS-5U, Dual Footswitch: BOSS FS-6, BOSS FS-7|
|SIZE AND WEIGHT|
|Width||464 mm 18-5/16 inches|
|Depth||303 mm 11-15/16 inches|
|Height||326 mm 12-7/8 inches|
|Weight||13.9 kg 30 lbs. 11 oz.|