Developed in a legendary studio using some of the best analog signal chains on the planet, each profile was hand-crafted by John McBride and his team from a curated selection of Blackbird’s awe-inspiring amps heard on countless hit records. Less tweaking, more tracking The Blackbird High Gain Kemper Pack comes with 61 jaw-dropping profiles and 25 mix-ready presets that were dialed in at the legendary studio in Nashville, TN. Punchy, focused, and extremely versatile, this pack was designed for plug and play, so you can get down to business.