Bogren Digital Ampknob BDM 800 Badboy (ESD); guitar amp simulation; based on Euge Valovirta’s modified “Badboy” amp from the 1980s featuring 6550 power tubes and a custom 140-watt transformer; delivers high headroom, controlled low-end response, and pronounced midrange with fast transient behavior; designed for classic rhythm tones and saturated lead sounds; built-in reverb and delay effects, switchable via the FX section with adjustable parameters directly on the front panel; three cabinets: Modern, Vintage, Lead - recorded at Fascination Street Studios; supports loading of custom impulse responses or full bypass of the internal cabinet simulation; IRDX technology for dynamic speaker modeling using machine learning; standalone version includes integrated riff recorder, programmable metronome with time signature and tempo automation, and a precise tuner; minimal user interface for focused workflow