Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Kwemakore akawanda, NBC yainyatsozivikanwa naDavid Sarnoff, uyo akaishandisa semotokari kutengesa zvigadzirwa zvemagetsi. RCA naSarnoff vakanga vawana mukurumbira kupfurikidza nokuunza terevhizheni yose yemagetsi kuvanhu vose pa1939<unk>40 New York World's Fair, panguva imwe chete vachitanga purogiramu yenguva dzose yezvirongwa paNBC-RCA terevhizheni muNew York City. Mutungamiri Franklin D. Roosevelt akaonekwa pamusangano pamberi pekamera yeNBC, achiva mutungamiri wekutanga weU.S. kuoneka paterevhizheni musi waApril 30, 1939 (mufananidzo chaiwo, we-off-the-monitor weFDR telecast unowanikwa paDavid Sarnoff Library). Nhepfenyuro yacho yakaparadzirwa neNBC's New York terevhizheni chiteshi W2XBS Channel 1 (yakazotevera WNBC-TV; ikozvino WNBC, chiteshi 4) uye yakaonekwa nevateereri vangangoita chiuru mukati mechiteshi chinenge mamaira makumi mana emakiromita (64 km) nzvimbo yekuvhara kubva kunhepfenyuro yayo paEmpire State Building.  Mubvunzo: WNBC yokuNew York yakatanga kutepfenyura iri kupi?
Empire State Building