of the forward and rear lobes in this way an antenna according to the present invention provides a highly directional antenna pattern and reduces the likelihood of interference from side lobes and subsequent saturation of the signal processing device directional antenna 100 has metallic paint as reflective material 200 disposed on reflective tube 102 directional antenna 100 may be made using any known methods for example directional antenna 100 may be made as follows first reflective tube 102 is formed any known method of casting reflective tube 102 may be used in the preferred embodiment in which reflective tube 102 is made of fiberglass any known method of casting fiberglass articles may be used second reflective tube 102 is coated with reflective material 200 in one preferred embodiment in which a metallic paint is used as reflective material 200 the interior side of reflective tube 102 is spray painted with the metallic paint other methods of applying reflective material 200 on reflective tube 102 may be used third one or more weep holes 202 may be created on reflective tube 102 fourth antenna 300 is inserted into reflective tube 102 fifth antenna 300 is suspended by a spacing member as discussed above a number of different materials may be used as the spacing member including expanding foam 502 and spoked member 602 sixth end caps 302 a and 302 b are attached to reflective tube 102 fig1 is a flowchart illustrating the steps involved in making reflective tube 102 that has a metallic mesh as reflective material 200 the metallic mesh is the preferred material for reflective material 200 the aperture of the metallic mesh grids is a function of the frequency of operation of.