The present invention relates to a method and apparatus of processing digital power with pulse area modulation. Decentralized storage and multi-access paths provide complete sets of data without dependence on a specific or pre-defined data source or access paths. The structure is rigid and tubular. An oil groove is formed in the circumferential direction on an inner circumferential surface of the first half bearing. A composite impedance of the multimode type filters defines the given impedance of the surface acoustic wave device. A fold line hinge into the fabric material which normally wears out over time is reinforced to prevent such early wear outs with a cell foam material, preferably a closed cell polyolefin strip.