Electrical guitar interface method and system

In some embodiments, an electric guitar interface system, includes a first touchpad of an electric guitar configured to detect a user input, and a control unit coupled to the first touchpad. The control unit may be configured to set a first parameter of the electric guitar's output as a function of a position of the user input along the first axis. The first parameter includes a first pickup gain. The first pickup gain may be for at least one of a bridge pickup, a middle pickup, and a neck pickup. The first parameter includes a second pickup gain.