Bogren Digital Ampknob BDH III (ESD); guitar amp simulation; based on a modern high-gain amplifier from Jens Bogren’s personal collection, used in recording sessions at Fascination Street Studios; delivers saturated distortion with consistent gain across the frequency range; integrated boost pedal switchable via the front panel, increases input level and reduces low-end muddiness for tighter signal response; internal cabinet, microphone, and recording chain are pre-configured; supports loading of custom impulse responses or full bypass of the cabinet simulation; IRDX technology models the dynamic behavior of real speakers using machine learning; standalone version includes built-in riff recorder, programmable metronome with time signature and tempo automation, and precision tuner; user interface streamlined to essential parameters for fast, distraction-free operation