BOSS AD-2 Acoustic Preamp

Specifications

• Nominal Input Level: -20 dBu
• Input Impedance: 10 M ohms

Output Section:

• 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

Indicator:

• CHECK indicator (Serves also as battery check indicator)

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)
• AC adaptor (sold separately)
• Current Draw: 65 mA
• Expected battery life under continuous use:
  • Alkaline: Approx. 5 hours
    These figures will vary depending on the actual conditions of use.

Accessories:

• Leaflet (“USING THE UNIT SAFELY,” “IMPORTANT NOTES,” and “Information”)
• Alkaline battery (9V, 6LR61)
• Option (sold separately): AC adaptor (PSA series)

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): 420 g (15 oz)