M225 SUB MACHINE FUZZ ® DESCRIPTION • Combines La Machine Fuzz with old school Sub-Octave signal • Separate volume levels for Fuzz and Sub-Octave signals • Toggle between Series/Parallel modes • Octave switch kicks Fuzz signal into Octave Up mode POWER The Sub Machine Fuzz is powered by one 9-volt battery (remove bottom plate to install), a 9-volt AC adapter such as the Dunlop ECB003/ECB003EU, or the DC Brick™ and Iso-Brick™ power supplies.