Roland AC-40
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Roland AC-40

Product Code: AC-40

AC-40: Acoustic Chorus Guitar Amplifier

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 Roland’s 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 Roland’s 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
$539.99
  • Availability: In Stock. Did you see a better price? We will beat it! Contact us.

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

<GUITAR CHANNEL>
VOLUME knob
BASS knob
MIDDLE knob
TREBLE knob
CHORUS switch (OFF, SPACE, WIDE)
REVERB knob

<MIC/LINE CHANNEL>
VOLUME knob
BASS knob
MIDDLE knob
TREBLE knob
CHORUS switch (OFF, SPACE, WIDE)
REVERB knob

<ANTI-FEEDBACK>
ON/OFF switch

<AUX IN>
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