Pricing and availability
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Price
Average Price: $583
Standard/Professional
$300
$701+
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Budget
Standard
High-end
Price History
Based on price data from 6 merchants for "Roland AC-33". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
The Roland AC-33 is a versatile acoustic stereo amp that seamlessly combines portability with powerful sound, making it a favorite among traveling musicians and buskers. Designed with dual 5" speakers, this compact amp provides rich, stereo sound that can fill a room, yet it's lightweight enough to carry effortlessly. With battery operation of up to 8 hours, you can perform unplugged without worrying about finding a power source.
The AC-33 features two channels, allowing you to connect both your guitar and microphone simultaneously, each with independent controls for volume and EQ. This flexibility ensures your sound is tailored to perfection, whether you're in a cozy café or a bustling street corner. Dive into creativity with the onboard 40-second looper and enhance your sound further with built-in digital effects and a unique Anti-Feedback function that ensures clarity and purity in every note.
For those seeking connectivity, the AC-33 offers an AUX input for jamming along with your favorite tracks and a line output for easy recording or amplification through larger systems. Its sleek black design not only looks professional but also houses robust features built to last.
Key Features:
- 2 Channels for simultaneous guitar and microphone input
- Power: 2 x 15 Watts; Battery operation: 2x 10 Watts for up to 8 hours
- Equipped with 2 x 5" speakers for rich stereo sound
- Onboard 40-second looper for creative layering
- Digital effects and Anti-Feedback function
- Guitar Channel Controls: Volume, EQ (bass, mid, treble), Chorus switch
- Mic/Line Channel Controls: Volume, EQ (bass, treble), Chorus switch
- AUX input for additional connectivity
- Line output for external amplification or recording
- Includes power supply unit
Owner's manual
Roland AC-33 User ManualProduct specs
| Available since | March 2010 |
| Power in Watts | 30 |
| Speaker size | 2x 5" |
| Channels | 2 |
| Reverb | Yes |
| Effects Processor | Yes |
| External FX Loop | No |
| Microphone Input | Yes |
| Phantom Power | No |
| Line Input | Yes |
| Battery Operation | Yes |
| Footswitch connection | Yes |
| Incl. Footswitch | No |
| Powerrate in W | 20 W |
| Headphone connection | 1 |
| Battery Operation in hours | 8 h |
| Weight in kg | 4,7 kg |
FAQs
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Is the Roland AC-33 suitable for small acoustic gigs?
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Yes, the Roland AC-33 is ideal for small acoustic performances, offering 30 watts of stereo sound and portability with battery operation, making it easy to use in various venues without the need for AC power.
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Can the Roland AC-33 run on batteries, and how long does it last?
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The Roland AC-33 can run on eight AA batteries, providing up to 8 hours of operation, making it perfect for outdoor gigs or locations without power access.
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Does the Roland AC-33 have built-in effects?
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Yes, the Roland AC-33 includes built-in reverb, chorus, and ambience effects, allowing you to enhance your acoustic sound directly from the amp.
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What types of inputs does the Roland AC-33 offer?
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The Roland AC-33 features dual channels with a guitar input and a mic/line input, along with a stereo AUX input, making it versatile for various performance setups.
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Does the Roland AC-33 have an anti-feedback feature?
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Yes, the Roland AC-33 is equipped with an advanced anti-feedback function, helping to minimize unwanted feedback during live performances.
Videos
rolandmedia
Roland AC-33 Phil Keaggy Demo
Reviews
PROS
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Excellent sound quality with warm, clear output
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Built-in reverb and effects enhance playability
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Easy-to-use integrated looper (pedal not included)
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Versatile for both home and studio use
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Can plug into a PA, doubling as a monitor
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Maintains clarity and avoids distortion at high volumes
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Improves sound of inexpensive guitars significantly
CONS
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External pedal required for optimal looper use
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Not ideal for loud environments or with semi-acoustic/solid guitars
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Limited volume before sound break up in small gig settings
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Some features may not meet expectations
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Cloth speaker mesh less durable than metal options
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Roland AC-33.
Features and functionality
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The Roland AC-33 requires a power supply with an output of 13V DC, 4A, with a negative outside and positive inside configuration.
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The original power supply, PSB-12U, is designed similarly to those used for laptops and TVs, implying versatility but also specificity in replacement options.
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The AC-33 includes built-in loop functionality, offering versatility for solo performances or layering sounds in a live setting.
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The AC-33 supports a rechargeable lithium battery, though replacements can be expensive, highlighting a potential ongoing cost for mobile use.
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User experience
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Owners have noted that Roland equipment often requires the original power supply, suggesting Roland's design makes alternatives less feasible without technical adjustments.
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Some users find the AC-33 too quiet for gigs, suggesting it may be better suited for smaller, more intimate settings rather than larger venues or outdoor performances.
Source
Critic Reviews
4.5 out of 5
Based on 0 Reviews and 4 Ratings
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.
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