Some of the active <a href="https://en.wikipedia.org/wiki/dipole_antenna" class="extiw" title="w:dipole antenna">dipole antennas</a> of the <a href="https://en.wikipedia.org/wiki/Giant_Ukrainian_Radio_Telescope" class="extiw" title="w:Giant Ukrainian Radio Telescope">Giant Ukrainian Radio Telescope</a>  (GURT) operated by the  Institute of Radio Astronomy of the National Academy of Sciences of Ukraine, located in the Kharkiv region, Ukraine.  It is a <a href="https://en.wikipedia.org/wiki/phased_array" class="extiw" title="w:phased array">phased array</a> <a href="https://en.wikipedia.org/wiki/radio_telescope" class="extiw" title="w:radio telescope">radio telescope</a> which receives  radio waves in the range 8-80 MНz emitted by aatronomical objects in the sky.  The basic antenna unit, shown here, is a 5x5 array of 25 crossed dipole antenna elements mounted 1.6 m above the ground, with a separation of 3.75 m.  Many of these subarrays are scattered over the landscape.
<a href="//commons.wikimedia.org/w/index.php?title=User:YeS&amp;action=edit&amp;redlink=1" class="new" title="User:YeS (page does not exist)">YeS (Serge Yerin)</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>