Compact Stereo Amp for Acoustic Guitarists and Singer/Songwriters

Ideal for gigging guitarists and singer/songwriters, the versatile AC-40 delivers top-quality stereo acoustic amplification in an affordable, mobile package. The latest addition to Rolands trusted Acoustic Chorus family features clean, loud, and natural sound reproduction for acoustic instruments, with a dual-channel configuration that supports both a guitar and a microphone. Onboard stereo effects include a high-quality digital reverb and Rolands famous chorus, while the anti-feedback function automatically controls problematic acoustic feedback, allowing you to play and sing with no worries. Lightweight, rugged, and performance-ready, the AC-40 is the perfect solution for acoustic musicians on the move.

• Powerful and lightweight stereo amplifier with natural acoustic tone
• Dual custom-designed 6.5-inch speakers deliver impressive sound levels with superior projection
• Stereo chorus and reverb effects for rich, spacious sound
• Dual channels: GUITAR (1/4-inch input) and MIC/LINE (XLR/TRS input), each with three-band EQ and independent effects controls
• AUX IN with level control for connecting music players
• Mono/stereo LINE OUT for interfacing with house sound systems and recording devices
• Automatic anti-feedback function

Specifications

Rated Power Output

35 W (17.5 W + 17.5 W)

Nominal Input Level (1 kHz)

GUITAR CHANNEL: -10 dBu
MIC/LINE CHANNEL: -50 dBu/-20 dBu
AUX IN: -10 dBu

Nominal Output Level (1 kHz)

LINE OUT: -10 dBu

Speakers

16 cm (6.5 inches) x 2

Controls

VOLUME knob
BASS knob
MIDDLE knob
TREBLE knob
CHORUS switch (OFF, SPACE, WIDE)
REVERB knob


VOLUME knob
BASS knob
MIDDLE knob
TREBLE knob
CHORUS switch (OFF, SPACE, WIDE)
REVERB knob


ON/OFF switch


LEVEL knob

MASTER knob
POWER switch

Indicator

POWER

Connectors

GUITAR CHANNEL INPUT jack: 1/4" phone type
MIC/LINE CHANNEL INPUT jack: XLR type, 1/4" TRS phone type
AUX IN jack: Stereo miniature phone type
LINE OUT (L/MONO, R) jacks: 1/4" phone type
PHONES jack: Stereo miniature phone type
FOOT SW jack: 1/4" TRS phone type
DC IN jack

Power Supply

AC Adaptor

Current Draw

480 mA

Accessories

Owner's Manual
AC Adaptor
Power Cord

Options (sold separately)

Footswitch: BOSS FS-5U, BOSS FS-6
Connection Cable: PCS-31L

Size and Weight

Width

362 mm
14-5/16 inches

Depth

241 mm
9-1/2 inches

Height

265 mm
10-7/16 inches

Weight

5.3 kg
11 lbs. 11 oz.

* 0 dBu = 0.775 Vrms