With the AD-2 Acoustic Preamp, acoustic-electric guitarists can now experience natural, studio-quality sound while performing on any stage. Equipped with an advanced BOSS sound engine, this compact pedal packs sophisticated processing power that belies its small size and simple, intuitive interface. Acoustic Resonance reproduces the complex resonance characteristics of your unplugged tone, while Ambience provides pro-level reverberation perfectly optimized for acoustic guitar. The AD-2 also features essential stage tools such as a notch filter for feedback control, a balanced DI out for direct connection to a PA, and a convenient mute function for tuning and switching guitars.
| Nominal Input Level | -20 dBu |
| Input Impedance | 10 M ohms |
| Nominal Output Level | OUTPUT jack: -20 dBu LINE OUT jack: -20 dBu |
| Output Impedance | OUTPUT jack: 1 k ohm LINE OUT jack: 600 ohms |
| Recommended Load Impedance | OUTPUT jack: 10 k ohms or greater LINE OUT jack: 600 ohms or greater |
| Bypass | Buffered bypass |
| Controls | Pedal switch | ACOUSTIC RESONANCE knob | AMBIENCE knob | NOTCH knob |
| Indicators | CHECK indicator (Used for indication of check battery) |
| Connectors | INPUT jack: 1/4-inch phone type OUTPUT jack: 1/4-inch phone type LINE OUT jack: 1/4-inch TRS phone type DC IN jack |
| Power Supply | Alkaline battery (9V, 6LR61) or Carbon-zinc battery (9V, 6F22) AC adaptor (sold separately) Current Draw – 55 mAExpected battery life under continuous use: Alkaline: Approx. 6 hours * These figures will vary depending on the actual conditions of use. |
| Size and Weight | Width: 73 mm | 2-7/8 inches Depth: 129 mm | 5-1/8 inches Height: 59 mm | 2-3/8 inches Weight (including battery): 450 | g 1 lb |





