AET offers our standard model USDS-H Universal Spherical Dipole Source comb generator with 4 selectable clocks, bundled together with our Yoke Tripod Adapter Assembly (bundled together as model USDS-HX, P/N 90025-01) and packaged in a reusable rugged foam-filled carrying case. The bundled package provides a discounted means to purchase the standard USDS-H along with the dielectric mechanical interface for mounting and rotating the USDS spherical dipole to a standard tripod ¼-20 stud, in a rugged carrying case with combination lock.