Roland AC-33 Acoustic Chorus | Portable Stereo Amplifier | w/ AC Adapter

Up for sale is a used Roland AC-33 Acoustic Chorus, the world’s first battery-powered amplifier designed specifically for acoustic guitar.

Delivering 30W (15W + 15W) of true stereo power when plugged in, this compact combo amp outputs a lush, natural acoustic tone. It features a versatile 2-channel layout (dedicated Guitar and Mic/Line channels) complete with Roland's famous multi-band stereo chorus, studio-grade reverb, and a built-in phrase looper. Whether you are busking on the street, recording in the studio, or practicing at home, the AC-33 provides exceptional acoustic projection anywhere you go.

⚠️【IMPORTANT COSMETIC NOTE FOR BUYERS】 There is a distinct, repaired torn spot on the front grille net cloth. While this is purely a cosmetic flaw and does not affect the speaker performance, amplifier functionality, or sound quality, please thoroughly inspect the provided photos to ensure you are fully satisfied with the visual condition before purchasing.

🛠️ 【Technical Specs】

  • Model: AC-33 Acoustic Chorus
  • Output: 30W Stereo (15W+15W) via AC Adapter / 20W (10W+10W) via Batteries
  • Speakers: 5" (12cm) Custom Speaker x2
  • Channels: Guitar Channel, Mic/Line Channel
  • Built-in Effects: Reverb, Chorus (Space / Wide), Anti-Feedback
  • Looper: Up to 40 seconds of recording time
  • Power: Included AC Adapter or 8x AA Batteries
  • Origin: Designed by Roland

The ultimate strength of the AC-33 lies in its brilliant battery-powered capabilities, offering incredible mobility for street live performances and outdoor jams without relying on wall outlets. Furthermore, the onboard phrase looper turns it into a powerful tool for solo acts, allowing you to lay down rhythm layers and improvise over them seamlessly on the fly.

Fully tested and 100% functional. Both channels, the built-in chorus/reverb effects, the phrase looper function, and battery operation work flawlessly. Shows typical signs of standard handling and outdoor use, such as light surface scuffs.

📦 【Included】

  • Original Roland AC Adapter

🏢 Store Information Based in Hiroshima, Japan, we specialize in high-quality used gear. Our experienced team inspects every item with professional care to ensure complete transparency for our international customers.

Listed2 days ago
ConditionGood (Used)
Good condition items function properly but may exhibit some wear and tear.Learn more
Brand
Model
  • AC-33 Acoustic Chorus 2-Channel 30-Watt 2x5" Acoustic Guitar Combo
Finish
  • Black
Categories
Year
  • 2010 - Present
Number of Inputs
  • 3 Inputs
Number of Channels
  • 2 Channels
Built-In Effects
  • Built-In Effects
Reverb
  • Digital Reverb
Electronics
  • Solid State
Color Family
  • Black
Speaker Configuration
  • 2x5"
Output Power (Watts)
  • 30

Product safety information may be available here.

MARUYA

Hiroshima, Japan
Joined Reverb:2018

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