Boss SD-1 Super Overdrive effect pedal box

Boss SD-1 Super Overdrive effect pedal box

Boss SD-1 Super Overdrive is a legendary, budget-friendly overdrive pedal first introduced in 1981.
It is highly celebrated for its asymmetrical clipping circuit, which delivers a warm, smooth, and highly responsive growl that closely mimics the natural breakup of a driven tube amplifier.

Core Features & Controls

Three-Knob Layout: Features simple, intuitive controls for Drive (adjusts gain intensity), Tone (shapes high-frequency treble response), and Level (controls overall output volume).

Asymmetrical Clipping: Unlike the symmetrical clipping of competitors, its unique circuit produces rich, even-order harmonics for a more organic and dynamic texture.

Mid-Range Focus: Imparts a prominent mid-range "hump" while slightly cutting muddy low frequencies and harsh highs, allowing your guitar to cleanly cut through a live band mix.

Road-Ready Durability: Housed in the classic, indestructible BOSS metal enclosure.