Model 515 Helix Antenna consists of N(F) connectors fitted to a base holding 'helix'. This helix is covered under almost loss-less plastic cover.
Please note that Coaxial to Waveguide Adapter (Model 7061) is required to connect this antenna with rectangular waveguide test system.
Model 5071 Parabolic Dish with dipole feed consists of a small dish having adjustable waveguide with dipole feed in its center. This is a laboratory model for conducting experiments.
These dishes are available normally in 22 to 60 cm. Diameter with corresponding dipole feeds.