Detail 01
Grunt Switch
Selects among three bass-boost levels before the clipping stage.

Independent shopping perspective
Darkglass’s Microtubes B7K V2 combines a dynamic saturation circuit with a 4-band EQ and balanced line driver for bass setups in the studio or onstage. The Grunt Switch selects one of three low-frequency boost levels before clipping, letting you choose how much bass content reaches the saturation stage. Its Attack Switch handles the treble content sent into that circuit, with Boost, Flat, and Cut positions for adjusting clarity, presence, or high-frequency saturation.


Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01
Selects among three bass-boost levels before the clipping stage.
Detail 02
Controls how much treble content is sent to saturation; Boost adds clarity and presence, Flat leaves it unchanged, and Cut reduces high frequencies being saturated.
Final check

Product questions
Straight answers to the questions shoppers most often ask about this product.
It chooses between three bass-boost levels before clipping, setting how much low-frequency content is saturated.
Boost emphasizes treble with added clarity and presence, Flat leaves that range unchanged, and Cut reduces high frequencies being saturated.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.