Patent 7888577 was granted and assigned to Marshall Amplification PLC on February, 2011 by the United States Patent and Trademark Office.
A musical instrument amplification system comprising a footswitch and a main amplification device, its control panel having a variety of controls, such as switches, sliders, dials and the like allowing the user to set a variety of parameters for amplification. A remote footswitch having several controls is connected to the front-panel, the controls may be assigned either to a set of specific amplification parameters, or to the control for a particular parameter, allowing the performer improved access to the amplifier controls whilst performing.