<a href="https://en.wikipedia.org/wiki/Yevpatoria_RT-70_radio_telescope" class="extiw" title="en:Yevpatoria RT-70 radio telescope">Yevpatoria RT-70 radio telescope</a>. Inside an antenna mirror of the radio telescope <a href="https://en.wikipedia.org/wiki/en:RT-70" class="extiw" title="w:en:RT-70">RT-70</a>.<br> There is a cabin “C” in the center of the main mirror, inside of it on the 1st and 2d floors there are racks of amplifiers on <a href="https://en.wikipedia.org/wiki/en:Traveling-wave_tube" class="extiw" title="w:en:Traveling-wave tube">TWT</a> and at the end there are amplifiers on the <a href="https://en.wikipedia.org/wiki/en:Klystron" class="extiw" title="w:en:Klystron">klystrons</a> which radio broadcast the device “Goliaf”. On the third and fourth floors there are high sensitive cryogenic receiving complexes of 92, 18, 13, 6, 3.5, 1.35cm ranges.<br> There is a counterreflector with four holds above the cabin “C” (the second mirror). The great mirror and the counterreflector are forming double-mirror <a href="https://en.wikipedia.org/wiki/en:Reflecting_telescope" class="extiw" title="w:en:Reflecting telescope">system of Gregorian and Cassegrain</a>.
<a href="//commons.wikimedia.org/w/index.php?title=User:Busus&amp;action=edit&amp;redlink=1" class="new" title="User:Busus (page does not exist)">Володимир Власенко</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>