The present invention is an optically active organic acidate-bridged dinuclear platinum complex represented by the general formula :or the general formula :. Thus, the totality of visible colors are optically generated. The height adjustment mechanism may include shorter and taller mounting assemblies which are typically removably mounted on the drive assembly frame. In one example, first and second terminals in the same location might not receive each other’s audio in a downstream teleconference signal. The controller additionally commands the transmission to change the current speed-ratio range to a neighboring speed-ratio range if the signal duration is less than or equal to the threshold. The amount of buffer resources and bandwidth resources assigned to each flow can be individually controlled by network management.