Clock Parts Clock Parts Los angeles On Criterion C Cell Pendulum Clock Movements Pendulum clock movements are battery-powered motors that drive hands for informing time and that also oscillate a tab to and fro to which can be affixed a pendulum. Standard C cell pendulum clock movements have better electrical capacity than those utilizing AA cells. In this post we discuss these devices in more detail, including when the larger C battery is the favored choice. Standard C cell clock movements do not rely on the pendulum to operate. Rather, they offer the oscillating tab simply for decorative functions. Swinging pendulums attract the eye, accentuating the clock itself both for time telling and to announce its showmanship. In a similar way, pendulum clock movements might be accompanied by a chiming mechanism, providing a way to draw in aurally along with visually. Chimes are likewise totally cosmetic in the feeling that their existence is not required for the timepiece to operate correctly. In fact, the contemporary simplistic digital movement appears rather pedestrian in contrast, acquiring every little thing it requires from the vibrations of a quartz crystal.