Methods, systems, and computer-readable media are disclosed for volume and stress testing bankcredit processing systems. The radiotelephones are configured to transmit wireless communications to the ancillary terrestrial component over a range of satellite band forward link frequencies. A reverse Terminal Service session is used to connect the display to the user’s machine. A signal representing the amount of adjustment is used to determine phase rotations applied to the output of the FFT circuit. As the compression member is brought into proximity of a vertebral body along the longitudinal axis of the bone fastener, an increasing force is exerted against the fixation member and translated to the bone plate.