RCA jiri nde $ 1 zụta WEAF na ụlọ ọrụ nwanne nwanyị nke Washington bụ WCAP, mechie ụlọ ọrụ nke ikpeazụ, ma jikọta ụlọ ọrụ ya na ụlọ ọrụ WRC na-adịgide adịgide; na ngwụsị 1926, ọ mechara kwupụta na e kere ngalaba ọhụrụ a maara dị ka National Broadcasting Company. E kewara ihe onwunwe nke ngalaba ahụ n'etiti RCA (onye kachasị na 50%), nne na nna ya bụ General Electric (nke nwere 30%) na Westinghouse (nke nwere 20% fọdụrụnụ). NBC malitere mgbasa ozi na November 15, 1926. Ajụjụ: N'ọnwa ole ka NBC gara ikuku?
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