Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Babban abubuwan da aka tsara na jirgin sama sun kasance a farkon 1965, daga aikin Northrop na ciki N-300. An samo N-300 ne daga F-5E, kuma yana da fuselage mai tsawo, ƙananan ƙididdigar tushen tushe (LERX), da kuma karin ƙarfin GE15-J1A1 turbojets, wanda aka ƙayyade a 9,000 lbf (40 kN) kowannensu. Fuka-fuki an ɗan ɗaga shi don ƙara sassauci na kayan aiki. N-300 ya ci gaba da bunkasa zuwa P-530 Cobra, wanda ke amfani da 13,000 lbf (58 kN) GE15-J1A5 injuna, tare da ƙananan ƙananan.25 wanda ya haifar da sunan "leaky turbojet". The bypass yadda ya kamata ne kawai wani sanyaya rafi ga raya na engine, kyale engine bay da za a gina daga m, mai rahusa kayan.The P-530 ta reshe planform da kuma hanci sashe ya kama da F-5, tare da trapezoidal siffar kafa ta a shafe na 20 ° a cikin kwata-kwashe line, da kuma unwept trailing gefen, amma ya kan sau biyu da yankin, tare da 400 sq ft (37 m2) a kan 186 sq ft (17.3 m2) na F-5E. Da farko an ɗora kafadu, sannu a hankali aka sauya fuka-fuki zuwa tsakiyar matsayi. Sabon fasalinsa na musamman shine LERXs wanda ya shiga cikin fuselage a ƙarƙashin matukin jirgi. Sun ba da damar yin motsi a kusurwoyin kai hari sama da 50 °, ta hanyar samar da ƙarin ɗagawa kusan 50%. Ƙarin tsawo kuma ya kama iska a ƙarƙashin su a manyan kusurwoyi na kai hari, tabbatar da iska a cikin injuna. Kamanceceniya da kan dabbar cobra ya haifar da karɓar sunan barkwanci "Cobra", sau da yawa ba bisa ƙa'ida ba ana amfani da shi don YF-17.  Tambaya: Daga ina ne fasalin jirgin sama ya fito?
Northrop aikin N-300