Boss Acoustic Preamp

Model #AD-2

BOSS Warranty
Boss ad 2 1
Boss ad 2 1
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General Information

Weight (Incl. Battery) 450 g (1 lbs)
Dimensions (W x D x H) 73mm x 129mm x 59mm (2-7/8 x 5-1/8 x 2-3/8")
Option (sold separately) AC adaptor (PSA series)
Accessories Owner's manual
Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information")
Alkaline battery (9V, 6LR61)
Expected battery life (continuous use) Alkaline: Approx. 6 hours
These figures will vary depending on the actual conditions of use.
Current Draw 55 mA
Power Supply Alkaline battery (9V, 6LR61) or Carbon-zinc battery (9V, 6F22)
AC adaptor (sold separately)
Connectors INPUT jack: 1/4" phone type
OUTPUT jack: 1/4" phone type
LINE OUT jack: 1/4" TRS phone type
DC IN jack
Indicator CHECK indicator (Serves also as battery check indicator)
Controls Pedal switch
NOTCH knob
Bypass Buffered bypass
Recommended Load Impedance OUTPUT jack: 10 k ohms or greater
LINE OUT jack: 600 ohms or greater
Output Impedance OUTPUT jack: 1 k ohm LINE OUT jack: 600 ohms
Nominal Output Level OUTPUT jack: -20 dBu LINE OUT jack: -20 dBu
Input Impedance 10 M ohms
Nominal Input Level -20 dBu
Product Highlights
  • Acoustic-electric guitar preamp with advanced BOSS sound processing
  • 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
  • Compatibility: Guitar Pedal
In The Box
  • Acoustic Preamp
  • Owner's Manual
  • Leaflet
  • Alkaline Battery
  • BOSS 5 Year Warranty
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