A utility tool device for an archery bow. An adaptive cross self-coherent restoral algorithm can be utilized to extract signals of interest at unique cycle frequencies related to primary andor secondary users from an antenna array measurement. The device preferably includes a substantially cylindrical device having two threaded arms that encompass the post, with a nut being screwed to the thread to enable the device to grip the post, with the other end of the device being adapted in various ways to hold different objects.