A cardiac arrhythmia may be induced by delivering a sequence of pulses to a patient via one or more extravascular electrodes. In one embodiment, the mount includes one or more first hooks and one or more second hooks located offset from the one or more first hooks, wherein the one or more second hooks are spring loaded and the one or more first hooks and the one or more second hooks fasten the reflector of the satellite dish to the mount. The body has a hinge supporting portion provided thereon to support rotation of the hinge portion. The printed indicia may be coated, screen printed, transfer laminated, etc. An opening provided by the first slot partially overlaps the opening of the second slot in the different direction. At least one of the plurality of pipeline units receives the instructions from another of the pipeline units, stores the instructions and reissues at least one of the instructions after a stall occurs in the instruction pipeline.