Vala isikhangiso

Akuphelanga sikhathi esingakanani ukusakazwa kwethelevishini kudlondlobala okwangempela. Namuhla, ukwenziwa kwayo ngedijithali kakade kuyindaba, abantu abaningi ngokwengeziwe bakhetha ukusakaza okuqukethwe kokubuka iziteshi ze-TV zendabuko. Esihlokweni sanamuhla, sizokhumbula iziqalo ezinzima zomqondo wokuqala wokusakaza kumabonakude.

Umqondo Wokusakazwa Kwethelevishini (1908)

Unjiniyela waseScotland u-Alan Archibald Campbell-Swinton washicilela incwadi ephephabhukwini Imvelo ngoJuni 18, 1908, lapho echaza khona izisekelo zokwenza nokwamukela izithombe zethelevishini. Umdabu wase-Edinburgh wethula umqondo wakhe eminyakeni emithathu kamuva eNkampanini yaseRoentgen eLondon, kodwa kwadlula amashumi ambalwa eminyaka ngaphambi kokuba kufezeke ukuthengiswa kokusakazwa kwethelevishini. Umbono kaCampbell-Swinton wasetshenziswa abasunguli u-Kalman Tihanyi, u-Philo T. Farnsworth, u-John Logie Baird, u-Vladimir Zworykin, no-Allen DuMont.

Eminye imicimbi hhayi emkhakheni wezobuchwepheshe kuphela

  • I-Columbia Records yethula i-LP yayo yokuqala (1948)
  • U-Kevin Warwick one-chip efakwe ngo-1998 isusiwe (2002)
  • I-Amazon yethula umakhalekhukhwini wayo obizwa ngeFire Phone (2014)
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