ɪn ˈeɪpɹəl nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi θɹˈiː, ɐn ˈɜːli tˈɛlᵻvˌɪʒən ɛnθˈuːziˌæst jˈuːzd ɐ sˈɪlvɐtˌoʊn hˈoʊm sˈaʊnd ɹᵻkˈoːɹdɪŋ ˈaʊtfɪt ðæt ˌɪndˈɛntᵻd ɐ sˈɪɡnəlmˈɑːdʒuːlˌeɪɾᵻd ɡɹˈuːv ˌɪntʊ ɐ bˈɛɹ ˌæljʊmˈɪniəm dˈɪsk ðɛɹbˈaɪ kˈæptʃɚɹɪŋ ðə vˈɪdɪoʊ sˈɪɡnəl fɹʌm ɐ bˌiːbˌiːsˈiː θˈɜːɾilˈaɪn twˈɛlv.fˈaɪv fɹˈeɪmz pɜː sˈɛkənd lˈaɪv bɹˈɔːdkæst.
In April 1933, an early television enthusiast used a Silvatone home sound recording outfit that indented a signal-modulated groove into a bare aluminium disc thereby capturing the video signal from a BBC 30-line 12.5 frames per second live broadcast.