Pedzisa mutsara unotevera: Magnetophone recorders aishandiswa zvikuru munhepfenyuro dzeredhiyo dzeGermany muHondo Yenyika II, kunyange zvazvo dzaichengetedzwa zvakavanzika zvikuru panguva iyoyo. VaAllies vaiziva nezvekuvapo kweMagnetophone rekodhi dzepamberi pehondo, asi kwete kuiswa kwepamusoro-frequency bias uye tepi yakatsigirwa nePVC.) nyanzvi dzavo dzehungwaru dzaiziva kuti maGerman aive nerumwe rudzi rutsva rwekurekodha system asi ivo havana kuziva ruzivo rwakazara rwekugadzirwa kwayo uye mashandiro kudzamara mamodheru anoshanda eMagnetophone awanikwa panguva yeHondo Yenyika II.
Kupinda kweAllied muGermany mukati ma1944-45.