Before you is a book of memoirs of the outstanding scientist of the Soviet era Yakov Einovich Eisenberg, former General Director of the Kharkov NPO Khartron, former General Designer of control systems for rockets and spacecraft in Ukraine. The memories cover almost the entire period of his life - from his school years to his departure for treatment in Israel, and are mainly devoted to his favorite work, to which he devoted his enormous creative energy. The scientist’s family is deeply grateful and grateful to all the people who made it possible to publish the book of memoirs and cherish the memory of Yakov Einovich. About the author Yakov Einovich Eisenberg (1934–2004), one of the prominent specialists in modern cosmonautics. Some time after leaving his post as Chief Designer of Control Systems V. G. Sergeev, Ya. E. Eisenberg became Chief Designer and for a number of years successfully led the creation of control systems as part of modern rocket and space complexes.