Izici
● I-Coaxial Adapter yokokufaka kwe-RF
● Ukuzuza Okuphezulu
● I-Anti-ukuphazamiseka Okuqinile
● Izinga Lokudlulisa Eliphezulu
● I-Dual Circular Polarized
● Usayizi Omncane
Imininingwane
RM-DCPHA105145-20 | ||
Amapharamitha | Okujwayelekile | Amayunithi |
I-Frequency Range | 10.5-14.5 | GHz |
Inzuzo | 20 Uhlobo. | dBi |
I-VSWR | <1.5 Uhlobo. | |
I-polarization | I-Dual-Circular-polarized | |
AR | 1.5 | dB |
I-cross polarization | >30 | dB |
Ukuhlukaniswa kwePort | >30 | dB |
Usayizi | 209.8*115.2*109.2 | mm |
Isisindo | 1.34 | kg |
Umugqa wokusabalalisa wokubonwa kwe-ultrashort wave ne-microwave
Amaza ama-Ultrashort, ikakhulukazi ama-microwave, anamaza aphezulu kanye namaza amaza amafushane, futhi amaza awo aphansi ayancipha ngokushesha, ngakho awakwazi ukuthembela kumaza angaphezulu komhlaba ukuze asakazeke ibanga elide.
Amagagasi ama-Ultrashort, ikakhulukazi ama-microwave, asakazwa kakhulu ngamaza omkhathi.Kalula nje, igagasi lesikhala liyigagasi elisakazeka emgqeni oqondile phakathi komkhathi.Ngokusobala, ngenxa yokugoba komhlaba, kunebanga elilinganiselwe lomugqa wokubona i-Rmax yokusabalalisa igagasi lesikhala.Indawo engaphakathi kwebanga elikude kakhulu lokubona okuqondile ngokuvamile ibizwa ngokuthi indawo yokukhanyisa;indawo engaphezu komkhawulo webanga eliqondile lokubona i-Rmax ibizwa ngokuthi indawo yesithunzi.Akusho ukuthi uma usebenzisa i-ultrashort wave ne-microwave ukuxhumana, indawo yokwamukela kufanele iwele ngaphakathi kwebanga elilinganiselwe lomugqa wokubona i-Rmax yothi oludlulisayo.
Ithintwa irediyasi yokugoba komhlaba, ubudlelwano phakathi kwebanga lomugqa wokubona umkhawulo i-Rmax nobude obungu-HT kanye ne-HR yothi oludlulisayo nokwamukela uthi: Rmax=3.57{ √HT (m) +√HR ( m)} (km)
Uma kucatshangelwa umthelela we-refraction womkhathi kumaza omsakazo, ibanga eliwumkhawulo lomugqa wokubona kufanele lilungiswe libe ngu-Rmax = 4.12{√HT (m) +√HR (m)}(km) Njengoba imvamisa yamagagasi kazibuthe muningi. ephansi kunaleyo yamaza okukhanya, ukusakazeka okuphumelelayo kwamaza omsakazo Ibanga lokubuka eliqondile Re lingaba ngu-70% webanga eliqondile lokubuka elilinganiselwe i-Rmax, okungukuthi, i-Re = 0.7 Rmax.
Isibonelo, i-HT ne-HR yi-49 m no-1.7 m ngokulandelana, bese ibanga elisebenzayo lomugqa wokubona lithi Re = 24 km.
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