Gudun tafiya zuwa baya: ta yaya kuma lokacin da gidan talabijin na farko

Daga farkon lokacin, mutane sun yi mafarki na cin nasara mai nisa. Wannan sha'awar da suke nunawa a cikin labarun da labaru. Akwai labaran labarun game da zane-zane, sihiri da kuma sauran mabangunan hanyar watsa labarai. Amma don yin wannan mafarki gaskiya ne mai yiwu ba tun lokacin da ya wuce - kawai a farkon karni na 20, kuma lokacin da TV ta farko ta bayyana ya zama ainihin mu'ujiza. Sabon zamani an riga an gane shi a matsayin wani abu mai mahimmanci, kuma babu wanda ke tunanin wannan abu wanda ya juya duniya baki daya.

Television: yadda aka fara

Na farko binciken da aka yi a talabijin ya fara a ƙarshen karni na 19. A cikin 1880, masanan kimiyya - Amurka E. Sawyer da Faransanci Maurice Leblanc, sun ba da mahimmanci na aikin talabijin, amma injiniyar Jamus mai suna Paul Nipkov, wanda daga bisani ya yi watsi da wannan fasahar, ya jagoranci ta karshe. Babban manufarsa kamar haka:

Kowane ɓangaren hoton da aka lakafta shi da sauri kuma a hankali, layi ta layi da kuma ƙira ta filayen. Na'urar, wanda ake kira launi Nipkova, yayi kama da faifai mai juyawa tare da diamita na 50 cm, wanda aka ɗora da hanyoyi. Ana yin nazarin hotunan ta hanyar hasken haske, kuma an sanya siginar sigina na gaba zuwa mai canzawa. A farko talabijin aka kuma sanye take da wani juyawa faifai tare da ramukan, wanda aka located bayan da Neon fitila, amma Dabarar aiwatar da aka za'ayi a baya domin. Tare da taimakon wannan tsari mai sauƙi, an tsara hotunan akan allo. Shi ne TV ta farko a duniya, bisa ga zane Gidan kwalliya, don haka canja wurin hotunan hotuna ba zai yiwu ba. A wannan yanayin, na'urori na telebijin na zamani sun wanzu da gajeren lokaci.

Lokacin da aka fara nuna sauti na farko a tashar wutar lantarki

A 1888, godiya ga German likita Genrihu Gertsu, duniya koya daga cikin photoelectric sakamako. Masanin kimiyya ya bayyana cewa hasken yana rinjayar wutar lantarki, amma ba zai iya cikakken bayani ba kuma ya bayyana yanayin wannan abu. Kuma kawai a 1905 ne Albert Einstein ya gudanar da shi. A 1879, masanin kimiyya na harshen Ingila William Crookes ya kirkiro kwayar halitta mai kama da cathode da kuma gano abubuwa - phosphors, luminescent lokacin da suke nunawa hasken rana. Ta haka ne ya fara zamanin talabijin na lantarki, wadda ta yada a fadin duniya. A shekara ta 1936, lokacin da aka fara gabatar da talabijin na farko a kan kayan lantarki, masana kimiyyar Amurka ta RCA ta jagoranci kamfanin Zvorykin na kasar Rasha, don haka ya zama wanda ya kafa gidan telebijin na zamani. A cikin 1939, RCA ta nuna nuni na farko na talabijin don samar da taro, mai suna RCS TT-5. Lokacin da TV ta farko ta bayyana, shi babban akwatin katako ne mai girma, wanda aka ware kawai da fuska 5-inch. Kwanan lokaci, tsarin tsararraki (inji) sun kasance tare da tsarin lantarki, amma a karshen ƙarshen karni na 20 an maye gurbin su da kayan lantarki.