Problems to be Solved At regeneration of sounds by a speaker having common vibration boards for left and right channels allows an audience to percept a broader sound field. 04\u2266HcOD, where Hc is the corrugated groove depth of the corrugated tube and OD is the corrugation outside diameter thereof. When ignition is requested, a determination is made as to how long full voltage can be applied to bring the glow plug to ignition temperature. The system also includes a connection configurable to couple the configurable IC to the DUT. In some embodiments, individual elements can be optimized for storage in fast-memory by selecting more frequently occurring entries or groups of entries into decoder memory. The computational device receives, from the user, selection of a first subset of parameters from the set of parameters, and creates a customized dialog box by promoting the selected first subset of parameters to the customized dialog box, wherein the customized dialog box permits editing of values associated only with the first subset of parameters.