
lucian levy

lucian levy (11 marchi 1892-24 mae 1965) oka french radeo injanir mariyu radeo receiver tayaareedaaru.
daadaapu anni radeo receiverlalo upayoginche radeo sankethaalanu vistarinche superheterodine paddhatini ayana kanugonnaru.
athani patent daavaa modata united stateslo american edwin howard armstrangku anukuulamgaa anumatinchabadaledu, conny appeal meeda levy yokka aavishkartagaa daavaa USloe aamodinchabadindi.
prarambha samvatsaraalu.
lucine levy 1892 marchi 11naa paarislo janminchaadu.
athanu paarislooni college rolin vadda paatasaalaku hajarayyadu, taruvaata college chaptal. 
athanu ekol suupariir dii physic ett dii chimee industries dii paris nundi injaneergaa diploma pondaadu.
modati prapancha yuddham.
modati prapancha yuddham samayamlo (1914-18) leveeni kalnal gustav-august ferrieki sapper-telegraphistga niyaminchaaru.
kepten paal brinot sainika telegraph seva yokka rendava samuuhaaniki naayakatvam vahinchaadu.
eee samuuhamlooni sabhyulalo henry abraham, mauris dii brogley, paal lott mariyu lucian laevii unnaaru.
1916loe ayana eefil tower military radeo telegraphy prayogasaalaku adhipatigaa niyaminchabaddaaru.
prayogasaala champ dii maars meeda chekka byaaraklalo undhi, mariyu 100 kilovatla radeo prasaaraala kosam antennaga eefil towernu upayoginchindi.
modati takkuva frequency amplifiernu levy abhivruddhi chesindi, idhi satruvu yokka telephone sambhaashanhalu, ground-based telegraphy, vacuum tubelatho kuudina modati airplane receiver, automobiles kosam modati wireless telegraphy station mariyu superheterodine receivernu vinadaniki veelu kalpinchindi.
suupar heterodine aavishkarana.
amplitude modulation (aam) radeo yokka asalu bhavananu kenadaalo janminchina reginald abre fessenden abhivruddhi chesaaru, athanu greeku padaalaina "heteros" (itara) mariyu "dynamis" (shakti) nundi "heterodine" anae padaanni kanugonnadu.
fessen yokka roopakalpanalo merugudalalo, suupar heterodine suutram incoming AM radeo signalnu vistarinchadaaniki variable ausilator mariyu sthira irukaina vadapotanu upayogistundi.
levy 1917 augustulo suupar heterodine suutram kosam bravet n° 493660 thoo patent darakhaastunu daakhalu chesindi.
american edwin howard armstrang kooda 1917loe petentnu daakhalu chesaaru.
armstrang yokka edu nelala mundu levy thana asalu prakatnanu daakhalu chesindi.
signal corps loe paarislo panichestunnappudu armstrang thana aalochananu dongilinchaadani levy taruvaata perkondi.
1918loe rendava patentlo merugaina samskarananu levy vivarinchaadu.
german aavishkarta walter hetch. scotky kooda 1918loe petentnu daakhalu chesaaru.
eee petentlanu gurtinchadaaniki america niraakarinchindi, mariyu aavishkartagaa armstrangnu gurtinchindi.
armstrang yokka US patent 1,342,885 8 juun 1920naa jaarii cheyabadindi.
1920loe levy yokka modati patent darakhaastu kosam, adhi praathamikamainadigaa nirnayinchabadutundane aasatoe, alaage athani sambandhita US patent darakhaastu kosam, aaa & tii maaku $20,000 chellinchindi.
vividha maarpulu mariyu kortu vichaaranala taruvaata, armstrang darakhastulo tommidi daavaalalo edu daavaalanu kaligi unna US patent nem. ii. dii. 1> nuu pradaanam chesaaru, migilina rendu daavaalu zhe mariyu kendall off ett & tii yokka alegjaandarsanku manjuru cheyabaddaayi.
idhi fraanslo etuvanti prabhavam chuupaleedu, conny 1931 aktobaru 1naa vidhinchadaaniki german patent jaarii cheyabadindi.
taruvaata vrutti.
1920loe radeo receiverla nirmaanamloo pratyekata kaligina atablissments radeo llnu levy sthaapinchaaru.
1921loe sthaapinchabadina "onde electric" patrikaku toli sahakaram andinchina vaarilo levy okaru.
1922loe laivii wireless telegraphy syndicate adhyakshudiga unnaaru.
athani company aaa samvatsaram bhaarii utpattini praarambhinchindi.
radeo ll modati tube receiverlanu tayaaru chesindi, 1922loe idhi sardubaatu cheyagala inupa korla dwara tune cheyabadina circuitlatho adhika-frequency amplificationtho kuudina receivernu utpatti chesindi.
1923loe ayana thana modati portable transmitternu nirminchaaru.
1924loe radeo ll pratyeka blacklalo tayaaru cheyabadina modati maas utpatti suupar heterodine receivernu utpatti chesindi, taruvaata samvatsaram oke tuning niyanthranatho suupar heterodinetho utpatti cheyabadindi.
1924loe idhi tirige frametho radeo diksuuchini kooda utpatti chesindi.
1924loe leavy feedartho kuudina kshitija samaantara dvidhruva antennanu, 1925loe vii antenna, polyphace antennalu mariyu madata diapol antennalanu kanugonnadu.
1924loe kshitija samaantara dhruvana antenna ayaneekarana kennelli-havicide pora unikini dhruveekarinche prayoga phalitaalanu pondadaaniki veelu kalpinchindi.
1925loe leavy spire (syndicot professional dess industries radioelectricuse) kuu adhyakshudiga unnaaru.
radeo receiverla ammakalanu prerepinche prayatnamlo, marchi 1926loe athani company paarislooni ruu dii javel soukaryam nundi 1 kilowatt transmitternu upayoginchi radeo llnu praarambhinchindi.
yuva jaz autsaahika jackwess beuroku levy parichayam cheyabaddaadu mariyu varapu jaz pradarsananu prasaram cheyadaaniki atanni ahvaninchadu.
kevalam 30 recordulanu kaligi unna beuro, eee pradarsanalo athanitho bhagaswamyam cheyadaaniki paanasseeni kaugilinchukovalani aahvaaninchindi.
police dii ell 'air saiddhaantika vishayaala kosam kaaryakramaalanu pradarsinchindi, mariyu athanu mitavaada jaateeyavaadi henry dii kerrilis kuu prasaara samayanni icchinanduku vimarsinchabaddaadu.
ayithe, laevii station nirvahana kante thana receiverlanu meruguparachadaaniki ekkuva samayam gadipadu, idhi pedda prekshakulanu pondaledu.
1935 maeloe levy eee stationnu publisis yuva baas ayina marcel blusteinku vikrayinchaadu, athanu daanini "radeo sait" gaa marchadu.
pedda prakatanadaarulanu aakarshinchadaaniki station operator prekshakula parisoedhananu nirvahinchaalsi untundani blustein ardham chesukunnadu, idhi marinta praayojita vividha pradarsanalu, telikapati natakam, atalu mariyu prajaadarana pondina paatalaku daariteesindi. 
radeo-city pramukha radeo aavishkaranalo maargadarsakudu.
1930loe levy dakshina atlantic daatadamlo zeane mermose upayoginchina radeo parikaraalanu tayaaru chesaadu.
rendava prapancha yuddham samayamlo (1939-45), yoodudigaa, france meeda german aakramana samayamlo levy daakkunnaadu.
1943 nundi ayana maranam varaku levy bhouthika shaastram yokka praathamika samasyalanu adhyayanam chesaaru.
ayana shaastreeya prapanchamlo aasaktini aakarshinche electron nirmaanam yokka kotta siddhaantaanni abhivruddhi chesaaru.
rendava prapancha yuddham taruvaata (1939-45) radeo receiverla tayaareeni konasaaginchindi.
1950loe ayana kotta sarvo-mechanism vyavasthaku patent pondaaru.
lucian levy 1965 mae 24naa maraninchaadu.