aforementioned problems relating to use of plurality of mechanical phase shifters it should be expressly understood that the present invention may be applicable in other applications wherein azimuth beamwidth control is required or desired in this regard the following description of a twin offset stagger vertically and dually polarized antenna array equipped with shiftable radiating elements is presented for purposes of illustration and description furthermore the description is not intended to limit the invention to the form disclosed herein accordingly variants and modifications consistent with the following teachings and skill and knowledge of the relevant art are within the scope of the present invention the embodiments described herein are further intended to explain modes known for practicing the invention disclosed herewith and to enable others skilled in the art to utilize the invention in equivalent or alternative embodiments and with various modifications considered necessary by the particular application s or use s of the present invention fig1 shows a front view of a vertically polarized antenna array 100 according to an exemplary implementation which utilizes a conventionally disposed reflector 105 reflector 105 is oriented in a vertical orientation z dimension of the antenna array the reflector 105 may for example consist of an electrically conductive plate suitable for use with radio frequency rf signals further reflector 105 plane is shown as a featureless rectangle but in actual practice additional features not shown may be added to aid reflector performance continuing with reference to fig1 an antenna array 100 contains a plurality of rf radiators 110 120 130 140 preferably arranged both vertically and horizontally in a single column arrangement along primary vertical axis disposed on shift able 114 124 134 144 plates below the forward facing surface of the reflector 105 in the corresponding reflector orifices.