SIGIL

Computer software for operating musical instrument amplifiers that may be downloaded from a global computer network; Downloadable software, namely, software plug-ins in the nature of modeling parameters for emulating, simulating and modeling the sounds of musical instrument amplifiers; Guitar amplifiers; Power amplifiers; Pre-amplifiers; Speaker enclosures; Electronic effect pedals for use with sound amplifiers; Electronic effects pedals for use with musical instruments; Sound effect pedals for musical instruments