| http://www.w3.org/ns/prov#value | - uit schematic showing the details of the remaining portion of the embodiment of FIG. 1; FIG. 3 is a group of exemplary idealized waveforms on a common time base explanatory of the operation of part of the compander of FIG. 1; FIG. 4 is a diagram mostly in block form showing a four channel system using the principles of the present invention; FIG. 5 is a block diagram of a simple two channel system
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