Kungenzeka ukuthi unenkinga ethile lapho uxhuma kwi-WiFi ekhaya noma ehhovisi futhi udinga usizo olwengeziwe ukuze ubambe kangcono ukufakwa kwesiginali yenethiwekhi engenantambo. Ukuze wenze lokhu, eminye imikhuba yenzelwe Izimpondo ze-WiFi ezixhuma kalula nge-USB.
Nabo ungaxhuma kusiginali ye-WiFi, noma ngabe ibuthakathaka noma ikude. Lezi zinhlobo ze-antenna zivame ukuba namandla kakhulu kunama-antenna akhiwe kuma-adaptha wenethiwekhi yangaphakathi ekhompyutheni yakho, ngakho-ke angabangela isignali engavumelekile ukuthi ikhadi lakho lenethiwekhi lisebenze kulawa madivayisi.
Kuhle Ibanga le-USB WiFi Antenna
Uma ufuna izimpondo ze-WiFi ezinamandla kakhulu, nazi ezinye izincomo ongazithola ukuze uzithengise:
Ikhabe N89A
- Size Usayizi omuhle ukubeka noma yikuphi, ngokusetshenziswa okungacacile endlini noma ngaphandle.
- ✅ I-CHIPSET RALINK 3070 audit minimum Backtrack audit 4.0, i-wifiway 2.0 ne-beini
La Ikhabe N89A Kuyimodeli ye-antenna ye-WiFi engaphandle nangaphakathi ye-2000mW + 24dBi enebanga elingaba ngamamitha ayi-10. Ngaphezu kwalokho, inokuxhumeka okulula ngesixhumi se-USB. Imodyuli engenantambo isivele ifaka i-chipset enamandla eRalink RT3070. Futhi konke ngentengo eshibhile ...
I-Alfa AWUS036ACH
- I-booster yesignali eyakhelwe ngaphakathi enweba ngokumangalisayo ukumbozwa kwesignali
- I-Alfa Long Range Dual Band AC3.0 USB 1200 Wireless Wi-Fi Adapter enama-Antenna angaphandle angu-2 x 5dBi angu-2,4GHz...
I-Alfa Networks inalezi zinhlobo ze-USB WiFi ezithandwa kakhulu emakethe. Isibonelo Inamandla kakhulu ekwazi ukuthwebula amasiginali we-Dual Band, womabili amaza e-2.4Ghz naku-5Ghz. Konke ngenxa ye-chip1200 yayo ye-AC867 eyinikeza ukusebenza okukhulu (kuze kufike ku-80.211Mbps). Vele, inokusekelwa kwamazinga we-XNUMX ac / a / g / b / n.
I-Adapter ye-BrosTrend AC3 Range Long Wifi
- I-MAXIMUM WIFI SPEED: Ungafinyelela kwi-Wifi Speed ye-867Mbps ku-5GHz Band noma kwi-Wifi Speed ye ...
- I-MAXIMUM WIRELESS RANGE: Le Adapter Engenantambo Ebanzi Ifaka Ama-Antena Amabili Aphezulu Okuzuza Wifi avela ...
I-BrosTrend inenye yezindawo eziphakeme kakhulu zezintambo ze-USB WiFi. Imodeli enokuxhumeka kwe-USB kufika kuma-120Mbps we isivinini esiphezulu, ngokuba yi-5Mbps ye-867Ghz ne-2.4Mbps ye-300Ghz. Ngaphezu kwalokho, izimpondo zalo ezimbili zikwenza ukwazi ukuwaqondisa kabusha ngezindlela ezahlukahlukene, kuthuthukisa ukumbozwa kwawo.
I-Alfa Network AWUS036AC
- I-antenna engu-5dBi
- I-adaptha ye-Dual-Band USB
Okunye okunye okufana nemodeli ye-antenna edlule yile antenna ye-Alfa Network WiFi. Kulokhu kufaka ne-antenna ephindwe kabili, i-Dual-Band, i-adaptha ye-USB, AC1200 chipset engenantambo lokho kuyinika isivinini sokudlulisa idatha, futhi i-antenna yayo inenzuzo engekho ngaphansi kwe-5dBi.
IKUMA EP-8523
- I-antenna engu-5dBi
- I-adaptha ye-Dual-Band USB
I-KUMA ibuye ithengise enye yalawo ma-antenna e-long range okufanele uwacabangele. I-antenna eyenzelwe ngokukhethekile izikebhe, amaloli, amakaravani, njll. Nge kungenzeka ukukhweza ngaphandle futhi iyahambisana nenqwaba yamadivayisi. Ixhasa i-802.11 b / g / n futhi, yize ijubane layo kungesilo elingcono kakhulu, inephaneli elihlinzeka ngamabhidi amabili ngenzuzo ye-16dBi evumela ukuthi ithathe isignali efinyelela ku-1.5 km ezimweni ezifanele.
I-antenna engcono kakhulu ye-wifi
La i-antenna engcono kakhulu ye-WiFi Koku-5 okungenhla iMelon N89A, enye yamamodeli amahle kakhulu ngokwesilinganiso sekhwalithi / yamanani, okungenye elula ukufakwa, ilungele ukusetshenziswa kwangaphakathi / kwangaphandle, nge-24dBi ne-2000mW, nange-chipset enamandla kaRalink. Le antenna ayizukukusiza kuphela ukuthi uthwebule amasiginali we-WiFi akude noma obuthakathaka ongeke ukwazi ukuwathwebula nge-adapter yenethiwekhi yakho yamanje, kodwa futhi kuyasiza ukuthwebula isignali emakamu, ezindaweni zasemakhaya, futhi nokwenza ukuhlolwa kwe-WiFi.
I-antenna ye-WiFi ye-PC: isebenza kanjani?
Una I-antenna amplifier antenna iyithuluzi elikwazi ukukhulisa amandla wokuthwebula ama-adaptha wenethiwekhi ahlanganisiwe afaka amadivayisi amaningi anjenge-mobiles, amaphilisi, ama-smart TV, amakhompyutha, njll.
Lolu hlobo lwama-antenna e-USB WiFi we-PC angakusiza ukuxazulula izinkinga eziningi ukutholwa kwesiginali, kungaba sekhaya, emsebenzini, ekamu noma kwenye indawo yomphakathi. Uma uhlushwa uxhumano lwe-WiFi olubuthakathaka, unganciphisa inkinga ngenye yalawa ma-antenna okungekho siginali ekude kakhulu ukuwuthatha (ngaphakathi kwamathuba awo, kunjalo).
Ngokuyinhloko kunjalo i-peripheral engaxhunywa nge-USB port kwi-PC yakho bese ibamba wonke amanethiwekhi we-WiFi ebangeni lawo, kwesinye isikhathi angaba ngamamitha angamakhulu ngisho namakhilomitha.
Lokho wukuthi, kusebenza njengokuphindayo kepha okuphambene nalokho, okwenzayo thola isignali lokho kuyibona futhi kuyikhulise ukuze iqembu lakho lizuze kukho njengokungathi bekuseduze.
Iyini i-antenna ye-WiFi yangaphandle?
Ama-antenna e-Long-range USB WiFi angaba nawo Izinsiza ezahlukahlukene. Ngaphezu kokukuvumela ukuthi uthwebule isignali ye-WiFi ekude noma ebuthakathaka ngendlela engcono, futhi inezinye izinhlelo zokusebenza ezithakazelisa kakhulu.
Ezinye ze izicelo ezivelele kakhulu Yilezi:
- Xhuma ku isignali ye-WiFi ekude noma ebuthakathaka ongakwazanga ukufinyelela kuzo ngama-adaptha wenethiwekhi ajwayelekile. Ukutholakala kwenethiwekhi ye-WiFi kungafinyelela kumamitha ambalwa, kepha uma ngasizathu simbe ukude kakhulu, lolu hlobo lwezimpondo luzoba yilokho okufunayo.
- Xhuma ku amasiginali wamahhala we-WiFi yomphakathi angenamandla anele okuthatha lapho ukhona.
- Ukuthatha amasignali ezimotweni ezifana namaloli, kumakharavani / ezindlini zezimoto, ku amatende, Njll
- Ukuhlolwa ukudluliselwa nge-WiFi phakathi kwamaphoyinti amabili.
- Qaphela ukuhlolwa kwezokuphepha yamanethiwekhi e-WiFi, okungukuthi, ukuthwebula isignali yenethiwekhi eseduze ukuhlola ukuphepha kwayo kusetshenziswa amathuluzi okugenca inethiwekhi. Lezi zinhlobo zamathuluzi zingatholakala ekusatshalalisweni kwe-GNU / Linux njenge-WifiSlax, i-Kali Linux, njll. Futhi-ke, zisebenzisa kabili, ngoba ziyasetshenziswa abanye ukungena kuma-network nokuxhuma kuzo ngaphandle kokukhokha ...
Ukucatshangelwa ekukhetheni i-antenna
Kuningi Ukucatshangelwa okufanele kubhekelwe uma kukhulunywa ngokukhetha imodeli enhle uma kukhulunywa ngezimpondo ze-USB WiFi. Ukuze wenze ukukhetha kwakho kulungile, ngincoma ukuthi ufunde izigaba ezilandelayo ...
Ngaphakathi / Ngaphandle
Esokuqala ukuthi yazi injongo ye-antenna ye-WiFi. Akufani uma ufuna i-antenna ongayisebenzisa ekhaya, noma ehhovisi, kunokuba ufuna i-antenna ongayifaka ngaphandle. Izimpondo eziningi zikulungele ukusetshenziswa kwasendlini nangaphandle, kanti enye engaphandle ingasetshenziswa endlini ngaphandle kwezinkinga, kodwa hhayi ngenye indlela, ngoba ayivikelwe esimweni sezulu esithile esibi.
Ikheli
Uma wazi uhlobo lwe-antenna I-WiFi ofuna okulandelayo ukunquma ukuthi izobekwa kuphi noma ukuthi i-antenna izobhekiswa kanjani. Lokhu kuzoya ngenhloso nenani lezithiyo ongazithola endaweni yangakini.
Ngakolunye uhlangothi unalezo ze- uhlobo lwe-unidirectional. Kulokhu, ukuphakama kwesiginali esithunjiwe kohlangothi olulodwa kuzothuthukiswa. Okusho ukuthi, lapho wazi kahle ukuthi umthombo wesiginali ye-WiFi uvelaphi futhi ungakhomba ngokufanele kulolo hlangothi ukuze uluthathe.
Ngakolunye uhlangothi unezinto ezingasebenza ngezikhombisi-ndlela eziningana, ezinjenge-bidirectional noma i-omnidirectional antenna ye-WiFi. Kulokhu, isignali izobanjwa endaweni ebanzi kakhulu, futhi zilunge kakhulu uma ungafuni ukufaka isignali ethile, kodwa zonke lezo zomsakazo endaweni.
Kukhona ezinye izinhlobo ama-antenna, yize engavamile kakhulu, njengalokho okubizwa nge-Yagi, reverse, parabolic, njll.
Imodi Yesiteshi / Imodi ye-AP
Izinhlobo eziningi ze-USB WiFi antenna zisebenza kuphela imodi yesiteshi, okungukuthi, bayakwazi ukuthwebula isignali ekude ukuze bakwazi ukuyikhulisa futhi bakwenze kwanele ukukuxhuma kunethiwekhi eshiwo.
Abanye bangasebenza futhi ngemodi eyengeziwe, okuyi- Imodi ye-AP (Indawo Yokungena). Lokhu kuyinzuzo enkulu, ngoba ngeke ikwazi kuphela ukwenza okwenziwa kumodi yesiteshi, kepha futhi ingasebenza njengendawo yokufinyelela ngokusakaza i-WiFi kwamanye amadivayisi endaweni yakho.
Lokho wukuthi, izimpondo ezisebenza kumodi yesiteshi nemodi ye-AP zingabamba zombili amasiginali akude ukunikeza ukufinyelela kwi-PC axhunywe kuyo nge-USB futhi isebenze njenge- "WiFi router" ukuxhuma amanye amadivayisi afana nomakhalekhukhwini, amaphilisi, amathelevishini., njll. Konke ngaphandle kwesidingo sokuxhuma ngentambo ... Ngamanye amagama, uma okudingayo nakho kuyifayela le- I-antenna ye-WiFi yeselula, lokhu kungaba inketho yakho.
Ukuzuza / ibanga
Ama-antenna e-Long-range e-USB anezinyunithi ezinalokho khomba amandla nobubanzi yalezi zimpondo. Zingaba kusuka ku-antenna efinyelela kumamitha ayishumi nambili, iye kwi-antenna ye-5Km WiFi futhi nangaphezulu kwezinye izimo.
Amandla ayanda, kukhula ibanga. Ngalokho kufanele ubheke amayunithi alandelayo:
- dBm: isifinyezo seyunithi ye-decibel-milliwatt, okungukuthi, iyunithi yamandla evezwe ku-dB ngokuhlobene ne-mW eyodwa. Isetshenziswa kakhulu emsakazweni, kuma-microwave naku-fiber optic amanethiwekhi futhi ekhomba amandla okuphuma ngokuphelele we-transmitter, ngakho-ke, kuyinto oyithandayo uma uzoyisebenzisa njenge-AP.
- dBi: iyunithi elinganiswa nge-dB ukuveza ukuzuza kwamandla we-antenna ngokuqhathaniswa ne-antenna ye-isotropic, okungukuthi, ehambisa amandla kuzo zonke izinkomba. Amakhulu lawa mayunithi, ayanda ibanga lokwamukela / ukuzwela. Isibonelo, ukukunika umbono:
- 0dB=200m
- 4dB=440m
- 7dB=620m
- 10dB=1.2km
- 16dB=5km
- 20dB=12.5km
- 24dB=31km
Njengoba ukwazi ukubona, akuzona izingxenye eziqondile, kepha ziyagxuma ...
Ukuphazamisa
Futhi akufanele ukhohlwe okunye ukucatshangelwa lapho ukhetha, futhi lelo inani lokuphazamiseka noma izithiyo ongazithola. Ngokuqinisekile usuvele uyazi ukuthi amasiginali wemvamisa I-2.4Ghz Azisheshi kangako, kepha uma zibuye zinikeze ukumbozwa okukhulu futhi zidlula kangcono izithiyo ezingase zihlangane nazo (iminyango, izindonga, amanzi, ama-microwave nokunye ukuphazamiseka kukagesi, njll.).
Kunalokho, I-5Ghz inikeza isivinini esikhulu kakhulu, kepha mancane amandla okungena futhi azoba sengozini enkulu uma kunezithiyo ezithile phakathi.
Ukuhambisana
Ekugcineni, lolu hlobo lwama-antenna e-USB WiFi luvame ukuba ne- ukuhambisana okuhle ye-Microsoft Windows, yize ingasebenza futhi kuma-macOS, i-GNU / Linux nezinye izinhlelo zokusebenza noma kungacacisiwe, ngoba imvamisa kukhona abashayeli abajwayelekile kwamanye ama-SSOO. Futhi, i-USB iyimbobo ejwayelekile, ngakho-ke ngeke ube nenkinga ngalesi sixhumi esibonakalayo.
Amanye ama-antenna e-WiFi ngokuvamile axhuma nawo amanye amachweba, njenge-RJ-45 ukuyixhuma ngqo ku-router (ngokwesibonelo, njengama-antenna afanayo okufaka isignali yesathelayithi, noma i-WiMAX), njll.
Kufanele futhi unake ukuthi ngabe bayayisekela imvamisa eyodwa noma enye, yize iningi lazo kunjalo I-Dual band (2.4 / 5Ghz), ngakho-ke ngeke ube nenkinga enkulu kakhulu. Kepha khumbula ukuthi amadivayisi amaningi angewona awamanje awasekeli ama-5 futhi ahambisana kuphela no-2.4.
Okufanayo kuya Amazinga we-WiFi angama-802.11, qiniseka ukuthi ziyahambisana namadivayisi akho. Okungenani bamukela i-802.11 a / b / g / n / ac.