Boss AD-2 Acoustic Preamp Pedal

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With the AD-2 Acoustic Preamp Pedal, 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.

• Acoustic-electric guitar preamp with advanced BOSS sound processing
• Sophisticated under-the-hood processing with multiple interlocked parameters, accessible with simple stompbox controls
• Acoustic Resonance reproduces the complex resonance characteristics of an unplugged acoustic
• Ambience knob provides wide-ranging, studio-quality reverb optimized for acoustic guitar
• Notch filter for instant feedback reduction
• Normal output for an acoustic guitar amp and balanced DI output for direct PA connection
• Sound mute function for switching guitars and tuning on stage
• BOSS five-year warranty

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

Pedal switch
NOTCH knob

Indicator: CHECK indicator (Serves also as battery check indicator)

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 mA

Expected battery life under continuous use: Alkaline: Approx. 6 hours
* These figures will vary depending on the actual conditions of use.

Owner's manual
Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information")
Alkaline battery (9V, 6LR61)

Option (sold separately): AC adaptor (PSA series)

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