ᵻvˈɛntʃuːəli, ʃˈɛpɚd dɪtˈɜːmɪnz ðˌæɾə pˈaʊɚfəl ɹˈeɪdɪˌoʊ tɹænsmˈɪɾɚ ænd ɹᵻsˈiːvɚ wɜː sˈiːkɹᵻtli bˈɪlt ˌɪntʊ nˈoʊvək dˈʊɹɹɪŋ ɪts kənstɹˈʌkʃən ɪn swˈɪtsɚlənd, wɪðˌaʊt ðə nˈɑːlɪdʒ ɔːɹ kənsˈɛnt ʌv ɪts dɪzˈaɪnɚ, dˈɑːktɚ. zˈaɪtmən.
Eventually, Sheppard determines that a powerful radio transmitter and receiver were secretly built into NOVAC during its construction in Switzerland, without the knowledge or consent of its designer, Dr. Zeitman.