Abstract: Embodiments are provided for a tone effects base unit, system, and method of using the tone effects base unit. A tone effects base unit includes an integrated housing and one or more slots integrated into the housing. The one or more slots are configured to receive reversible sound effects cartridges, whereby the reversible sound effects cartridge include one or more sound effects that are applicable to sound produced from an electric instrument and emitted from an amplifier. A tone effects base unit is configured to include one or more effects mode lights associated with each slot so that the one or more effects mode lights is illuminated a predetermined color depending on whether a reversible sound effects cartridge is inserted into the slot or not and depending on whether the reversible sound effect cartridge is inserted in a normal mode or in an FX loop mode orientation.

Abstract: Embodiments are provided for a tone effects base unit, system, and method of using the tone effects base unit. A tone effects base unit includes an integrated housing and one or more slots integrated into the housing. The one or more slots are configured to receive reversible sound effects cartridges, whereby the reversible sound effects cartridge include one or more sound effects that are applicable to sound produced from an electric instrument and emitted from an amplifier. A tone effects base unit is configured to include one or more effects mode lights associated with each slot so that the one or more effects mode lights is illuminated a predetermined color depending on whether a reversible sound effects cartridge is inserted into the slot or not and depending on whether the reversible sound effect cartridge is inserted in a normal mode or in an FX loop mode orientation.