Isixhobo sokuseka izitya ze-satellite ngezandla zakho. I-antenna echanekileyo nelula ejongene ne-satellite

Okwangoku, abaninzi abantu bakhetha i-TV ye-satellite. Nangona kunjalo, kufuneka ikhunjulwe ukuba i-antenna idinga ukulungiswa. Kule nto, i-marhwebo iveza izixhobo ezikhethekileyo ezikwazi ukuchonga indawo ekhoyo yama-satellites. Le nqubo iqhutyelwa ngoncedo lwababamkeli. Abaxhobi basetyenziselwa ukutshintsha ubukhulu bomda wesignali.

Kunzima ukuhlanganisa isixhobo salolu hlobo ekhaya. Nangona kunjalo, ukuba ufunda ukucwangciswa okuyisiseko kwezixhobo, ngoko unokukhetha imodeli elula kakhulu yendibano. Kubalulekile ukukhumbula ukuba ukusetyenziswa okufanelekileyo kokuguqulwa kuyimfuneko ukuyivavanya. Iimpawu zohlengahlengiso lwezinto zixhomekeke kumzekelo wolu hlobo.

I sixhobo kwi-transistors yefowuni

Ukwenza olu hlobo lwesisombululo sokuseta izitya ze-satani ngezandla zinobunzima namhlanje. Nangona kunjalo, ukuba ufumana zonke izinto eziyimfuneko, ngoko unokuyiqonda le ngxaki. Okokuqala kubo bonke, i-receiver efanelekileyo ifumaneka kwisixhobo. Ngokuqhelekileyo, kukhethwa uhlobo olusenyanisiweyo. Nangona kunjalo, ezinye iinguqu zifumaneka kwiimarike. Kwiipameters zihluke kakhulu.

Ukuxhamla kwabamkeli abasemgangathweni ukuzinza kwabo. Bayakwazi nokusebenza kumaziko aphakamileyo. Emva kokufakela eli candelo, kufuneka uhlalutye ngokukhawuleza abachasayo ngqo. Kule nto, uya kufuneka usebenzise i-blowtorch. Nangona kunjalo, oonxibelelwano kufuneka bahlambulule kwangaphambili nangayiphi na into yesinyithi. I-Condensers yale modeli yindawo efanelekileyo yendawo yasemgangathweni. Isikhundla sabo sikhulu, kodwa ngamanye amaxesha ama-bandwidths adidekile. Iifayile zefowuni zihlala zikhethwe uhlobo olulungiselelweyo. Umboniso womzekelo kufuneka ukhethwe ngokwahlukileyo. Ngokukodwa i-microcircuits kubafumanayo isetyenziswe kwiklasi yeKK20.

Ukulungiswa okulula kweso sixhobo kwi-transistors

Ukuxubusha isitya se-satellite ngokuzenzakalelayo senzeka kumaza afutshane. Okokuqala, umsebenzisi makacacise uphawu. Ngenxa yoko, uvelwano lwesixhobo kufuneka luncitshiswe kangangoko kunokwenzeka. Emva koko, kubalulekile ukuhlola isethingi. Njengomzekelo, unokuqwalasela i-antenna "Hotberd". I-transmitter iphakanyisiwe kuyo.

I-Hotbird i-antenna ye-satellite ixutywa kwinqanaba le-50 Hz. Emva koko kufuneka ikhutshwe. Kule meko, kuyimfuneko ukwazi i-satellite data ngaphambili. Kule meko, kuxhomekeke kukuhlobo lommkeli. Emva kokuphakamisa umda wendawo, ububele bufanele buthathwe. Oku kufuneka kwenziwe ukwenzela ukuba umqondiso uphinde usetyenziswe kwakhona.

Umzekelo nge-receiver receiver

Yenza ifowuni nge-receiver receptor yokubeka izitya ze-satellite ngezandla zakho ekhaya ekhaya kunzima. Okokuqala, imodeli ngokwemvelo ikhetha imeko. Kule meko, iziboniso zisetyenziswa rhoqo nge-modulator yechungechunge lwe-P2P. Idiener diodes ngokuthe ngqo kumzekelo ifanelekileyo kuphela.

Nangona kunjalo, ezinye iingcali zikhetha ukufana okukhethiweyo. Faka i-receiver kufuphi nefayile. Ngelo xesha, i-zener diode idibeneyo ekuphenduleni kokugqibela. Ukuvavanya umzekelo, kufuneka usebenzise inkqubo ye-Spectrum. Izibhengezo zezixhobo zolu hlobo aziqhelekanga zisetyenziswe. Iparameter yolwazi akufanele ibe ngaphezu kwe-4 microns ngokomyinge. Kwakhona, ngaphambi kokuba uhlolisise i sixhobo, kufuneka uhlole ingqibelelo yommkeli.

Ukulungiswa ngokulula komzekelo nge-laser receiver

Ukuthungatha isitya se- satellite ngokuzenzekelayo kwenzeka ngokuphindaphinda kwe-30 Hz. Kule meko, kubalulekile okokuqala ukunciphisa ubuzwe becebo. Emva koko, ikhefu le-satellite likhethiweyo. Ukuba inkqubo yokubonisa ibonisa ukunyuka kokuphazamiseka kwesigxina, ngoko uvelwano luya kunyuswa. Ngenxa yoko, umsebenzisi kufuneka abe nokuvumelanisa ngokupheleleyo kunye nesathelayithi.

Ukusebenzisa amabhasi abhinqa

Yenza ifowuni ibhasi yebhanari yokumisela izitya ze-satellite ngezandla zakho akuyona ingxaki enkulu. Ummkeli kule meko ulungele ngakumbi ukukhetha uhlobo loluhlu. Kufanelekile namhlanje namhlanje kuyabiza, kodwa inokusebenza kakhulu. Abaxhasi bamamodeli bafanelekile kuphela uhlobo oluthile lwe-chromatic. Nangona kunjalo, ngaphambi kokuwafaka, ibhasi ithengiswa ngokuthe ngqo. Ngenxa yokusetyenziswa kwayo, ubuchule befowuni bunyuke kakhulu. Nangona kunjalo, ku funeka kuqatshelwe ukuba umodareli kulo mzekelo unokusebenzisa kuphela uchungechunge lweP2P. Kule meko, iifayile zeenkqubo zikhethiweyo zichanekileyo. Ukuvavanya umzekelo, ungasebenzisa "i-Spectrum" (inkqubo yokuseka isitya se-satellite).

Izixhobo zokulandelela ngokuchanekileyo

Ukuhlanganisa ifowuni elandelelanayo yokumisela izitya ze-satellite ngezandla zakho, ungasebenzisa umkeli womtshini. Kulula kakhulu ukuyifumana kwivenkile yerediyo. Kuba ixabiso alibizi kakhulu. Ukulungele umkeli welolu hlobo ngabaxhobi abanamandla okungenani ama-5 pF. Iifayile zifanelwe ingqalelo ekhethekileyo kwisixhobo. Ngokuqhelekileyo, zikhethwe ngokusekelwe kumandla abachasayo. Njenge-modulator, ii-chips ze-PP20 zisoloko zisetyenziswa. Kufuneka kwakhona kuqaphele ukuba iibhasi ezinobunjineli zokuguqulwa okunjalo zifakwe ngokungaqhelekanga.

Izixhobo ezine-converter latitudinal

Olu hlobo lwe-antenna yokukhangela i-antenna (ixabiso lentengiso) limi kummandla wama-ruble ayi-3 amawaka. Nangona kunjalo, unokuziqokelela wena. Ziyahlukahluka ngeprayimeter ephezulu yesantya. Kule meko, inkqubo yokucwangcisa ihamba ngokukhawuleza. Abamkeli ngeemodeli eziqhelekileyo zisetyenziselwa uhlobo lwe-optical. I-capacitor iyonke kwinkqubo kufuneka kuthengwe ezintathu.

Nangona kunjalo, amandla abo akufanele adlule kwi-3 pF. Konke oku kuyimfuneko ukuqinisekisa ukuba uzinzo lwenkqubo aluphuli nakwijubane elikhulu lewashi. I-diener ye-diode yomzekelo ifanelekile ukusebenzisa uhlobo lwe-angular. Nangona kunjalo, ukuphazamisa umtsalane kule meko kunokuba nzima kakhulu.

Ukulungiswa ngokucacileyo komzekelo kunye nomguquleli we-latitudinal

Ukuhlengahlengiswa kwesixhobo solu hlobo kubakho kwinqanaba le-35 Hz. Okokuqala, kufuneka ubeke iiparitha ze-satellite ukulungiswa kwesixhobo. Emva koko kubalulekile ukuhlolisisa ubukhulu bemodeli. Isibonakaliso kulo mzekelo kufuneka sibe kwi-zero mark. Isinyathelo esilandelayo kukunyusa ngokuthe kancinci ukuvama kwesantya. Kule meko, ukudibanisa kweempawu kuhlolwe kwi-bonisi. Ukulawula umboniso we-satellite, ekugqibeleni i-freon resonant kufanele izinze. Ukuvavanya idivayisi, inkqubo "Ropit" isetyenziswe.

Ukusetyenziswa kwabaguquleli beentshukumo

Izixhobo kunye nabaguquleli be-pulse ziyafuneka namhlanje. Zifanelekile ukulungiswa kweentennas zohlobo olukhethiweyo. Iimvumi zihlala zisetyenziselwa uhlobo lweeftic optic. Kule meko, i-assembly of the model kufuneka iqale ngokufakela nge-capacitors kunye nomboniso. Kule meko, umlawuli angathathwa kuphela ngohlobo olujikelezayo.

Ukuzinzisa inkqubo yokudlulisa impawu, ukuxhatshazwa kwamakhromoshini kuphela. Kule meko, idilesi ze-zener ayiqhelekanga isetyenziswa. Iyonke i-thyristors ebini iyadingeka kwisixhobo. Omnye wabo kufuneka afakwe ngqo kwi-converter. I-thyristor yesibini iphakanyiswe kufuphi ne-modulator.

Ukusetyenziswa kwama-cyclic capacitors

Izixhobo ezinama-cyclic capacitors zisetyenziselwa ukulungisa i-antenna ixesha elide. Abafumana iiReceivers bahluke kakhulu. Ukuze udibanise umzekelo ngokwakho, okokuqala kufuneka ukhethe iimeko. Emva koko, ummodareli ulungiselelwe ngokuthe ngqo ukulungelelanisa ubukhulu befowuni yefowuni.

Isinyathelo esilandelayo kukulungisa ama-capacitors kwi-chip usebenzisa i-blowtorch. Emva koko kuya kuba kuphela ukuthenga abaxhatshazi be-chromatic. I-converter kule meko icetyiswa ukusebenzisa uhlobo lwe-pulse. Iingcali ezininzi zincoma ukusebenzisa izihlunu zamagnetic. Ubuninzi bobuchule befowuni kufuneka bube kumgangatho we-3 microns ngokungagqibekanga. Kwiinkqubo ezincinane, amacebo afanelekileyo.

Ukumisela umzekelo nge-cyclic capacitors

Ukulungiswa kweso sixhobo, kubalulekile okokuqala ukuyivavanya ukwenzela ukubonelela. Ukwenza oku, kubalulekile ukusebenzisa "i-Spectra" (inkqubo yokuseka isitya se-satellite). Inkqubo ihlolwe, njengommiselo, kwixesha elingaphezu kwama-55 Hz. Kule meko, uvelwano lweso sixhobo lufanele lubekwe kumgangatho we-5 microns. Kuphela emva kokuvavanya unokuqhubeka ngokukhawuleza ukulungiswa kwe-antenna. Ngenxa yale njongo, iiparitha ze-satellite zikhethwa kuqala.

Ngokomzekelo, unokuqwalasela i-antenna "iTelecard." Ibhekisela kumanqaku amancinci. Ukumisela isitya se-satellite "I-Telecard" ivela kwixesha le-30 Hz. Xa ubeka iiparameters, kufuneka uhlawule ingqalelo kwisixhobo sokuxhuma. Ukuba iyakwehla kwixabiso layo loqobo, ngoko uvelwano kufuneka linciphise. Emva koko, umlinganiselo we-40 Hz ubude. Kule nqanaba, uphawu kufuneka luzinze.

Ukuguqulwa kwamandla omninzi

Ukuba udibanisa i-TV ye-satellites, i-antenna ingaqwalaselwa ngokusebenzisa imodeli engabonakaliyo. Okwangoku, kuqhelekile. Nangona kunjalo, ukungaphumeleli kwakhe kubaluleke kakhulu. Okokuqala, zidibaniswa nokuzinzileyo kozinzo. Abafumanayo banalo kuphela uhlobo loluhlu.

Ngelo xesha, uvelwano aludluli kwi-2 μm kumyinge. Konke oku kubangelwa kukuba iifayile kulo mzekelo zifanele kuphela uhlobo olumandla. Nangona kunjalo, inzuzo enkulu yeemodeli yindlela yokukhawuleza ye-diener e-frequency-frequency diodes. Ngaloo ndlela, ukudibanisa kweempawu kubonakala ngokukhawuleza. Kubaqalayo izixhobo ezinjalo zilungile.