A two-port non-reciprocal circuit device has one end of a first central electrode electrically connected to an input port and the other end thereof electrically connected to an output port. The seal as well as other mechanical components have to be lubricated. A potting epoxy can be used to cover the lighting source assembly and fill the recess. This invention also relates to soybean cultivars, or breeding cultivars, and plant parts derived from soybean variety 98179010, to methods for producing other soybean cultivars, lines or plant parts derived from soybean cultivar 98179010, and to the soybean plants, varieties, and their parts derived from use of those methods. Furthermore, the contact lens may further include a second material layer and a second pattern. Each codec is selectively activated to encode and decode the speech signals at different bit rates emphasizing different aspects of the speech signal to enhance overall quality of the synthesized speech.