
Cornerstone Colosseum Overdrive
Cornerstone’s take on the Blues Breaker and Klon. So, What is it?It is a dual overdrive pedal based on my interpretation of the Blues Breaker and Klon circuits. While I used the original pedals to have an accurate sound reference (even an original Klon), the end result of Colosseum is a unique pedal. The Blues Breaker circuit on another level:On the BB side there is no clipping diodes: forget about the common “issues” that affect a classic BB, such as low volume and dark tone. Removing the clipping diodes will solve them.I also added our “signature” Clean control taken from the Gladio, to add the clean sound on top of the overdriven signal for more tonal versatility. The new Klon’s magic:The Klon side stayed pretty much the same, except for one important detail: the clip blender.We all know that the Klon has built quite a reputation around two “mythical” 1N34A Germanium diodes. We are still using them, measuring each one of them and picking the ones with the correct value of forward vo