Boss SD-1 Super Overdrive Pedal

Based around the revolutionary asymmetrical clipping circuit from the OD-1 Overdrive—one of the three original BOSS compact pedals from 1977—the SD-1 delivers rich, smooth, and highly musical overdrive tones that continue to inspire guitarists everywhere.

Features

• Genre-defining BOSS overdrive sound
• Unique asymmetrical clipping circuit produces tube-like overdrive characteristics
• Mild-to-moderate drive tones with focused midrange and tight low end
• Ideal for use with clean and slightly driven amps
• Also works great for bringing tightness and definition to high-gain amp tones
• Stacks well with boost, overdrive, and distortion pedals
• BOSS five-year warranty

Specs

• Nominal Input Level: -20 dBu
• Input Impedance: 1 M ohm
• Nominal Output Level: -20 dBu
• Output Impedance: 1 k ohm
• Recommended Load Impedance: 10 k ohms or greater
• Bypass: Buffered bypass
• Controls: DRIVE knob, TONE knob, LEVEL knob, Pedal switch
• Indicator: CHECK indicator (Used for indication of check battery)
• Connectors: INPUT jack: 1/4-inch phone type, OUTPUT jack: 1/4-inch phone type, DC IN jack
• Power Supply: Carbon-zinc battery (9 V, 6F22) or Alkaline battery (9 V, 6LR61), AC adaptor (PSA series: sold separately)
• Current Draw: 10 mA
• Expected battery life under continuous use: Carbon: Approx. 60 hours, Alkaline: Approx. 90 hours
  *These figures will vary depending on the actual conditions of use.
• Accessories: Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information"), Carbon-zinc battery (9 V, 6F22)