Siffofin
● Ƙwararrun Ƙwararrun Ƙwararru na Jagora
● Ƙarƙashin gefen-lobe
● Babban inganci
● Madaidaicin Waveguide
● Madaidaicin Polarized
● Babban Rasa Komawa
Ƙayyadaddun bayanai
RM-SGHA284-15 | |||||
Ma'auni | Ƙayyadaddun bayanai | Naúrar | |||
Yawan Mitar | 2.60-3.95 | GHz | |||
Wave-jagora | WR284 | ||||
Riba | 15 Nau'i. | dBi | |||
VSWR | 1.3 Tip. | ||||
Polarization | Litattafai | ||||
3 dB Beamwidth, E-Plane | 32 ° Nau'i. | ||||
3dB Beamwidth, H-Plane | Nau'in 31° | ||||
Interface | FDP32(F Nau'in) | N-KFD(Nau'in C) | |||
Kayan abu | AI | ||||
Ƙarshe | Fenti | ||||
Girman, Nau'in C | 348.3*199.7*144.8(L*W*H) | mm | |||
Nauyi | 0.697 (Nau'in F) | 1.109 (Nau'in C) | kg | ||
Yanayin Aiki | -40°~+85° | °C |
Yada layin-na gani na ultrashort wave da microwave
Raƙuman ruwa na Ultrashort, musamman microwaves, suna da mitoci masu yawa da gajeriyar raƙuman ruwa, kuma raƙuman saman ƙasansu suna raguwa da sauri, don haka ba za su iya dogara da igiyoyin ƙasa don yaduwa mai nisa ba.
Raƙuman ruwa na Ultrashort, musamman microwaves, galibi ana yaɗa su ta hanyar raƙuman sararin samaniya.A taƙaice, igiyar sararin samaniya igiyar ruwa ce da ke yaɗuwa a madaidaiciyar layi a cikin sararin samaniya.Babu shakka, saboda lanƙwan ƙasa, akwai iyakacin layin-na-hannun nesa RMax don yaɗa igiyoyin sararin samaniya.Wurin da ke cikin nisa mai nisa kai tsaye ana kiran shi yankin haske;Yankin da ya wuce iyakar nisa kai tsaye RMax ana kiran shi yankin inuwa.Yana tafiya ba tare da faɗi cewa lokacin amfani da ultrashort wave da microwave don sadarwa ba, wurin karɓar ya kamata ya faɗi cikin iyakar layin-hangen nesa RMax na eriyar watsawa.
Radius na curvature na ƙasa ya shafa, alaƙar da ke tsakanin iyakar layin-na-ganin nesa rmax da tsayin HT da HR na eriyar watsawa da eriyar karɓa shine: Rmax=3.57{√HT (m) +√HR ( m)} (km)
Idan aka yi la'akari da tasirin raƙuman yanayi akan raƙuman radiyo, ya kamata a gyara iyakar layin gani zuwa Rmax = 4.12{√HT (m) +√HR (m)}(km) Tunda yawan igiyoyin lantarki na lantarki suna da yawa. ƙasa da na raƙuman haske, ingantaccen yaɗa raƙuman raƙuman raƙuman raƙuman gani kai tsaye Re yana da kusan kashi 70% na iyakar nisan kallon kai tsaye Rmax, wato, Re = 0.7 Rmax.
Alal misali, HT da HR suna 49 m da 1.7 m bi da bi, to, tasiri mai nisa na gani shine Re = 24 km.
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