1. ‫‪TEST REPORT‬‬ ‫‪Satellite Mesh Dish‬‬
‫550‪INFOSAT V‬‬
‫‪Primary Focus Dish‬‬
‫1-01‬‫8002/1‬
‫‪INFOSAT V055 PRIMARY FOCUS DISH‬‬
‫‪Lightweight dish for C-band, easy to‬‬
‫‪assembly and elegant looking‬‬
‫ﺍﺯﺭﻉ ﺍﻟﺪﺍﻋﻤﺔ ﻟﺒﻮﻕ ﻭﺣﺪﺓ ﺧﻔﺾ‬
‫ﺍﻟﺸﻮﺷﺮﺓ ﻭ ﻟﻢ ﻳﺤﺪﺙ ﺃﻱ ﻣﺸﻜﻠﺔ ﻓﻰ‬
‫ﺫﻟﻚ ، ﻭ ﻛﺎﻥ ﺍﻟﻄﺒﻖ ﺟﺎﻫ ﺰﺍ ﻟﻼﺧﺘﺒﺎﺭ ،‬
‫ﺍﻟﺘﺜﺒﻴﺖ ﻭ ﺍﻷﺫﺭﻉ ﺍﻟﺤﺎﻣﻠﺔ ﻟﻮﺣﺪﺓ‬
‫ﺧﻔﺾ ﺍﻟﺸﻮﺷﺮﺓ ﻭ ﺍﻟﻌﺒﻮﺓ ﺍﻟﺜﺎﻟﺜﺔ ﺑﻬﺎ‬
‫ﺍﻟﺼﻮﺍﻣﻴﻞ ﻭ ﺍﻟﺒ ﺮﺍﻏﻰ ﻭ ﺑﻘﻴﺔ ﺃﻏ ﺮﺍﺽ‬
‫ﺃﺧﻒ ﻣﻦ ﺍﻟﺮﻳﺸﺔ‬
‫ﻭ ﻛﻨﺎ ﺷﻐﻮﻓﻴﻦ ﻟﻤﻌﺮﻓﺔ ﻣﺎﺫﺍ ﻳﻤﻜﻦ ﺍﻥ‬ ‫ﺍﻟﺘﺜﺒﻴﺖ ، ﺇﻥ ﻭﺯﻥ ﺍﻟﻌﺎﻛﺲ 8.3‬
‫ﻳﻌﻄﻴﻪ ﻫﺬﺍ ﺍﻟﻄﺒﻖ ﺍﻟﺨﻔﻴﻒ ﺍﻟﻮﺯﻥ .‬ ‫ﻛﻴﻠﻮﺟ ﺮﺍﻡ ﻭ ﻫﺬﺍ ﻳﻌﻨﻰ ﺃﻥ ﻛﻞ ﺟﺰء ﻣﻦ‬
‫ﺃﺟ ﺰﺍء ﺍﻟﻌﺎﻛﺲ ﺍﻗﻞ ﻣﻦ ﻛﻴﻠﻮﺟ ﺮﺍﻡ .‬
‫ﺍﺳﺘﻘﺒﺎﻝ ‪C-Band‬؟‬
‫ﺑﻘﻄﺒﻴﺔ ﺧﻄﻴﺔ‬ ‫ﺑﻌﺪ ﺗﻔﺮﻳﻎ ﺟﻤﻴﻊ ﺍﻟﻤﺤﺘﻮﻳﺎﺕ ،‬
‫ﻻ ﻳﻮﺟﺪ ﺍﻟﻌﺪﻳﺪ ﻣﻦ ﺍﻷﻗﻤﺎﺭ‬ ‫ﻧﻈﺮﻧﺎ ﺇﻟﻰ ﻛﺘﻴﺐ ﺍﻟﺘﺮﻛﻴﺐ ، ﻭ ﻟﻜﻦ‬
‫ﺍﻟﺘﻲ ﺗﺒﺚ ‪ C-Band‬ﻓﻰ ﺃﻭﺭﻭﺑﺎ‬ ‫ﺍﻟﺸﺮﻛﺔ ﺍﻟﻤﻨﺘﺠﺔ ﻟﻢ ﺗﻀﻊ ﻛﺘﻴﺐ‬
‫ﺗﺴﺘﺨﺪﻡ ﻗﻄﺒﻴﺔ ﺧﻄﻴﺔ ، ﻭ ﻧﺸﻜﺮ‬ ‫ﺗﺮﻛﻴﺐ ، ﻭ ﻟﻘﺪ ﻗﻤﻨﺎ ﺑﻌﺪ ﻛﻞ ﺻﺎﻣﻮﻟﺔ ﻭ‬
‫ﺍﺳﺘﺨﺪﺍﻡ ﺑﺮﻧﺎﻣﺞ ‪Dish Pointer‬‬ ‫ﺑﺮﻏﻰ ﻭ ﻗﻤﻨﺎ ﺑﺘﺼﻨﻴﻔﻬﻤﺎ ﻃﺒﻘﺎ ﻟﺤﺠﻢ‬
‫‪ ( ( www.dishpointer.com‬ﻭ‬ ‫ﻛﻞ ﻣﻨﻬﻤﺎ ، ﻭ ﻗﻤﻨﺎ ﺑﻤﻘﺎﺭﻧﺔ ﺍﻟﺒ ﺮﺍﻏﻰ‬
‫ﺃﻳﻀﺎ ﺟﺪﺍﻭﻝ .‪SatcoDX (www‬‬ ‫ﺑﻘﻄﺮ ﺍﻟﻔﺘﺤﺎﺕ ، ﻭ ﻟﻢ ﻧﺴﺘﻐﺮﻕ ﻭﻗﺘﺎ‬
‫‪ ( satcodx.com‬ﻭ ﻗﺪ ﻗﻤﻨﺎ‬ ‫ﻛﺒﻴ ﺮﺍ ﻟﻤﻌﺮﻓﺔ ﺃﻱ ﺍﻟﺒ ﺮﺍﻏﻰ ﺍﻟﺘﻲ ﻳﺠﺐ‬
‫ﺑﺎﺧﺘﻴﺎﺭ ﻋﺪﺩ ﺃﺭﺑﻌﺔ ﺃﻗﻤﺎﺭ ﻭﺍﺣﺪ ﻣﻨﻬﺎ‬ ‫ﺍﺳﺘﻌﻤﺎﻟﻬﺎ ﻭ ﺃﻳﻦ ، ﻋﻤﻮﻣﺎ ﺇﺫﺍ ﺃﺭﺍﺩﺕ‬
‫ﺍﻟﻘﻤﺮ ‪ BADR-C‬ﺑ ﺰﺍﻭﻳﺔ ﻋﺎﻟﻴﺔ : 03‬ ‫ﺷﺮﻛﺔ ‪ INFOSAT‬ﺃﻥ ﺗﺒﻴﻊ ﻫﺬﺍ‬
‫ﺩﺭﺟﺔ ﻭ ﺑﺎﻗﻲ ﺍﻷﻗﻤﺎﺭ ﺍﻟﺜﻼﺛﺔ -‪ABS‬‬ ‫ﺍﻟﻤﻨﺘﺞ ﺇﻟﻰ ﺍﻟﻤﺴﺘﺨﺪﻡ ﺍﻟﻨﻬﺎﺋﻲ ﻣﺒﺎﺷﺮﺓ‬
‫1 ﻭ ‪ TELSTAR‬ﻭ 01-‪NSS‬‬ ‫ﻳﺠﺐ ﺃﻥ ﺗﻮﻓﺮ ﻛﺘﻴﺐ ﺗﺮﻛﻴﺐ ﻣﺰﻭﺩ‬
‫ﺑ ﺰﺍﻭﻳﺔ ﺣﻮﺍﻟﻲ 01 ﺩﺭﺟﺔ ، ﻭ ﻟﻘﺪ ﺗﺤﻘﻖ‬ ‫ﺑﺎﻟﺘﻔﺎﺻﻴﻞ .‬
‫ﺧﻮﻓﻨﺎ ﻓﻘﻂ ﺍﺳﺘﻄﻌﻨﺎ ﺍﺳﺘﻘﺒﺎﻝ ﺍﻟﺸﻌﺎﻉ‬
‫ﺍﻷﻭﺭﺑﻲ ﻓﻘﻂ ﻟﻠﻘﻤﺮ ‪ ، BADR-C‬ﻭ‬ ‫ﺇﻥ ﺗﺮﻛﻴﺐ ﺍﻷﺭﺑﻌﺔ ﺃﺟ ﺰﺍء ﺍﻟﻤﻜﻮﻧﺔ‬
‫ﺑﻘﻴﺔ ﺍﻷﻗﻤﺎﺭ ﺍﻷﺧﺮﻯ ﺍﻟﺜﻼﺛﺔ ﻟﻢ ﺗﺤﺪﺙ‬ ‫ﻟﻠﻌﺎﻛﺲ ﺗﻤﺖ ﺑﺴﻬﻮﻟﺔ ـ ﻭ ﻗﻤﻨﺎ ﺑﻌﻤﻞ‬
‫ﺃﻱ ﻣﺆﺷﺮ ﻓﻰ ﺟﻬﺎﺯ ﺗﺤﻠﻴﻞ ﻃﻴﻒ‬ ‫ﺫﻟﻚ ﺑﺴﺮﻋﺔ ﻭ ﻗﻤﻨﺎ ﺑﺎﻟﺘﻨﻘﻞ ﺇﻟﻰ ﻗﺎﻋﺪﺓ‬
‫ﺍﻹﺷﺎ ﺭﺍﺕ ﺣﻴﺚ ﺃﻥ ﺍﻷﺷﺠﺎﺭ ﺑﺠﻮﺍﺭﻧﺎ‬ ‫ﺍﻟﺘﺜﺒﻴﺖ ، ﻭ ﻟﺤﺴﻦ ﺍﻟﺤﻆ ﻭﺟﺪﻧﺎ ﻓﻰ‬
‫ﺗﻤﻨﻊ ﺍﺳﺘﻘﺒﺎﻝ ﻫﺬﻩ ﺍﻷﻗﻤﺎﺭ ﻭ ﻟﻘﺪ‬ ‫ﺍﻟﺠ ﺮﺍﺝ ﻗﻄﻌﺔ ﻣﻦ ﺍﻟﺨﺸﺐ ﺍﺳﺘﺨﺪﻣﻨﺎﻫﺎ‬
‫ﺃﺳﻔﻨﺎ ﺃﻥ ﻣﺮﻛﺰ ﺍﻻﺧﺘﺒﺎﺭ ﻟﻤﺠﻠﺔ ﺗﻴﻠﻰ‬ ‫ﻛﻘﺎﻋﺪﺓ ﻟﺘﺜﺒﻴﺖ ﺍﻟﺼﺎﺭﻱ ﻭ ﺍﻟﺪﻋﺎﻣﺎﺕ‬
‫ﺳﺘﻼﻳﺖ ﻟﻢ ﻳﻘﻊ ﻋﻠﻰ ﺳﻄﺢ ﻧﺎﻃﺤﺔ‬ ‫ﺍﻟﺨﺎﺻﺔ ﺑﻪ ، ﻭ ﺑﻌﺪ ﺗﺜﺒﻴﺖ ﺍﻷﺭﺟﻞ‬
‫ﺳﺤﺎﺏ .‬ ‫ﺍﻟﺪﺍﻋﻤﺔ ﺍﺳﺘﻄﻌﻨﺎ ﺍﺳﺘﺨﺪﺍﻡ ﺍﻟﻘﺎﻋﺪﺓ‬
‫ﺍﻟﺨﺸﺒﻴﺔ ﺑﻄﺮﻳﻘﺔ ﺃﻓﻘﻴﺔ ، ﺇﻥ ﺗﺜﺒﻴﺖ‬
‫ﺇﻥ ﺍﻹﺷﺎ ﺭﺍﺕ ﺍﻟﻤﺴﺘﻘﺒﻠﺔ ﻣﻦ ﺍﻟﻘﻤﺮ‬ ‫ﺍﻟﻌﺎﻛﺲ ﻋﻠﻰ ﺍﻟﻘﺎﻋﺪﺓ ﻛﺎﻥ ﺳﻬﻼ ﻓﻘﻂ‬
‫‪ BADR-C‬ﻋﻨﺪ 62 ﺩﺭﺟﺔ ﺷﺮﻕ‬ ‫ﻗﻢ ﺑﻮﺿﻊ ﺍﻟﻌﺎﻛﺲ ﻋﻠﻰ ﺍﻟﺼﺎﺭﻱ .‬
‫ﻛﺎﻧﺖ ﻗﻮﻳﺔ ﺟﺪﺍ ﺟﺪﺍ ، ﻭ ﻟﻘﺪ ﺍﺳﺘﻘﺒﻠﻨﺎ‬
‫ﺍﻟﺘﺮﺩﺩ 4/3 ,00572 ( ‪3880H‬‬ ‫ﻭ ﺑﻌﺪ ﺗﺜﺒﻴﺖ ﺍﻟﻌﺎﻛﺲ ﻋﻠﻰ ﺍﻟﻘﺎﻋﺪﺓ‬
‫ﻓﺎﻥ ﺁﺧﺮ ﺧﻄﻮﺓ ﻫﻲ ﺗﺮﻛﻴﺐ ﺍﻷﺭﺑﻌﺔ‬ ‫ﺍﻟﻄﺒﻖ ﻣﻮﺩﻳﻞ 550‪ V‬ﺑﻘﻄﺮ 56.1 ﻣﺘﺮ ﻳﺘﻢ ﺗﺴﻠﻴﻤﻪ ﻓﻰ ﺛﻼﺛﺔ ﻋﺒﻮﺍﺕ‬
‫( ﺑﻤﻘﺪﺍﺭ ﻗﻮﺓ 84 ‪ dBμV‬ﻭ ﺑﻤﻌﺪﻝ‬
‫ﺇﺫﺍ ﻛﻨﺖ ﻣﻦ ﻫﻮﺍﺓ ﺍﺳﺘﻘﺒﺎﻝ ﺍﻷﻗﻤﺎﺭ ﺍﻟﺼﻨﺎﻋﻴﺔ ﻭ ﺗﻌﻴﺶ ﻓﻰ ﺃﻭﺭﻭﺑﺎ ، ﻓﺎﻥ‬
‫.../‪TELE-satelliteother languageswww.TELE-satellite.com‬‬
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‫:‪World from the Internet‬‬ ‫ﺍﻷﻗﻤﺎﺭ ﺍﻟﺼﻨﺎﻋﻴﺔ ﺍﻟﺘﻲ ﺗﻌﻤﻞ ﻋﻠﻰ ‪ Ku-Band‬ﺗﻜﻮﻥ ﺷﺎﺋﻌﺔ ﺍﻻﺳﺘﺨﺪﺍﻡ ﻟﻚ ،‬
‫‪Arabic‬‬ ‫ﺍﻟﻌﺮﺑﻴﺔ‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/ara/infosat.pdf‬‬
‫‪Indonesian‬‬ ‫‪Indonesia‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/bid/infosat.pdf‬‬ ‫ﻭ ﻟﻜﻦ ﻫﻞ ﻓﻜﺮﺕ ﻣﺮﺓ ﺗﻮﺳﻴﻊ ﻣﻌﺮﻓﺘﻚ ﺑﻌﺎﻟﻢ ‪ C-Band‬؟ ﻭﻫﻞ ﺗﻌﺘﻘﺪ ﺃﻥ ﺃﻃﺒﺎﻕ‬
‫‪Bulgarian‬‬ ‫‪Български‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/bul/infosat.pdf‬‬
‫‪Czech‬‬ ‫‪Česky‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/ces/infosat.pdf‬‬ ‫‪ C-Band‬ﻳﺠﺐ ﺃﻥ ﺗﻜﻮﻥ ﻛﺒﻴﺮﺓ ﻭ ﺛﻘﻴﻠﺔ ﻭ ﺑﺸﻌﺔ ؟ ﺣﺴﻨﺎ ، ﻟﻴﺲ ﺗﻤﺎﻣﺎ ، ﺇﻥ ﻃﻮﻝ‬
‫‪German‬‬ ‫‪Deutsch‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/deu/infosat.pdf‬‬
‫‪English‬‬ ‫‪English‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/eng/infosat.pdf‬‬ ‫ﻣﻮﺟﺎﺕ ‪ C-Band‬ﺃﻃﻮﻝ ﺑﺜﻼﺙ ﻣ ﺮﺍﺕ ﻣﻦ ‪ ، Ku-Band‬ﻭ ﻟﻬﺬﺍ ﻟﻜﻲ ﺗﺤﺼﻞ‬
‫‪Spanish‬‬ ‫‪Español‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/esp/infosat.pdf‬‬
‫‪Farsi‬‬ ‫ﻓﺎﺭﺳﻲ‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/far/infosat.pdf‬‬ ‫ﻋﻠﻰ ﻧﻔﺴﻲ ﻣﻘﺪﺍﺭ ﺍﻟﻜﺴﺐ ﻳﺠﺐ ﺃﻥ ﻳﻜﻮﻥ ﻗﻄﺮ ﺍﻟﻄﺒﻖ ﺍﻛﺒﺮ ﺑﺜﻼﺛﺔ ﻣ ﺮﺍﺕ ﻟﻜﻦ‬
‫‪French‬‬ ‫‪Français‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/fra/infosat.pdf‬‬
‫‪Greek‬‬ ‫‪Ελληνικά‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/hel/infosat.pdf‬‬ ‫ﻻ ﻳﺠﺐ ﺃﻥ ﺗﺴﺘﺨﺪﻡ ﻃﺒﻖ ﺻﻠﺐ ، ﻓﻴﻤﻜﻨﻚ ﺍﺳﺘﺨﺪﺍﻡ ﻃﺒﻖ ﺷﺒﻜﻲ ﻣﺼﻨﻮﻉ ﻣﻦ‬
‫‪Croatian‬‬ ‫‪Hrvatski‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/hrv/infosat.pdf‬‬
‫‪Italian‬‬ ‫‪Italiano‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/ita/infosat.pdf‬‬ ‫ﺍﻷﻟﻮﻣﻨﻴﻮﻡ ﻭ ﺑﻬﺬﻩ ﺍﻟﻄﺮﻳﻖ ﺗﺤﺼﻞ ﻋﻠﻰ ﻃﺒﻖ ﺧﻔﻴﻒ ﺍﻟﻮﺯﻥ ﺣﺴﻦ ﺍﻟﺸﻜﻞ ﺍﻛﺜﺮ‬
‫‪Hungarian‬‬ ‫‪Magyar‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/mag/infosat.pdf‬‬
‫‪Mandarin‬‬ ‫‪中文‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/man/infosat.pdf‬‬ ‫ﻣﻦ ﺍﻷﻃﺒﺎﻕ ﺍﻟﺼﻠﺒﺔ .‬
‫‪Dutch‬‬ ‫‪Nederlands‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/ned/infosat.pdf‬‬
‫‪Polish‬‬ ‫‪Polski‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/pol/infosat.pdf‬‬
‫‪Portuguese‬‬
‫‪Romanian‬‬
‫‪Português‬‬
‫‪Românesc‬‬
‫‪www.TELE-satellite.com/TELE-satellite-0811/por/infosat.pdf‬‬
‫‪www.TELE-satellite.com/TELE-satellite-0811/rom/infosat.pdf‬‬
‫ﻃﺒﻖ ﺷﺒﻜﻲ ﻣﺼﻨﻮﻉ ﻣﻦ ﺍﻷﻟﻮﻣﻨﻴﻮﻡ‬ ‫ﻋﻤﻠﻴﺔ ﺍﻟﺘﺮﻛﻴﺐ‬
‫‪Russian‬‬ ‫‪Русский‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/rus/infosat.pdf‬‬ ‫ﻭ ﻳﺄﺗﻲ ﻓﻰ ﺛﻼﺛﺔ ﻋﺒﻮﺍﺕ ﻋﺒﺎﺭﺓ ﻋﻦ‬
‫‪Swedish‬‬ ‫‪Svenska‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/sve/infosat.pdf‬‬ ‫ﺇﻥ ﺍﻟﻄﺒﻖ ﻣﻮﺩﻳﻞ 550‪ V‬ﻣﻦ ﺷﺮﻛﺔ‬
‫‪Turkish‬‬ ‫‪Türkçe‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0811/tur/infosat.pdf‬‬ ‫ﻋﺎﻛﺲ ﺭﺋﻴﺴﻲ ﻣﻘﺴﻢ ﺇﻟﻰ ﺃﺭﺑﻌﺔ ﺃﺟ ﺰﺍء‬
‫8002 ‪Available online starting from 26 September‬‬
‫، ﻭ ﺍﻟﻌﺒﻮﺓ ﺍﻟﺜﺎﻧﻴﺔ ﻋﺒﺎﺭﺓ ﻋﻦ ﻗﺎﻋﺪﺓ‬ ‫‪ INFOSAT‬ﺑﻘﻄﺮ 56.1 ﻣﺘﺮ ﻭ ﻫﻮ‬
‫1-01 — ‪34 TELE-satellite & Broadband‬‬
‫‪1/2008 — www.TELE-satellite.com‬‬

2. www.TELE-satellite.com — 10-1
1/2008 — TELE-satellite & Broadband 35

3. ‫ﺃﺟﺰﺍء ﺍﻟﻌﺎﻛﺲ ﺍﻟﺸﺒﻜﻲ ﺍﻷﺭﺑﻌﺔ ﻣﺤﻤﻴﺔ ﺑﻜﺮﺗﻮﻥ ﻣﻘﻮﻯ‬
‫ﻫﻞ ﺗﻢ ﺗﺜﺒﻴﺖ ﺟﻤﻴﻊ ﺍﻟﺼﻮﺍﻣﻴﻞ ؟‬
‫ﺃﺟﺰﺍء ﺍﻟﻌﺎﻛﺲ ﺑﻌﺪ ﻓﻜﻬﺎ‬
‫ﺗﻢ ﺿﺒﻂ ﺍﻟﺰﺍﻭﻳﺔ ﺑﻤﺴﺎﻋﺪﺓ ﻣﺴﻤﺎﺭ ﻃﻮﻳﻞ‬
‫ﺍﻟﻘﺎﻋﺪﺓ ﺍﻟﺨﺸﺒﻴﺔ ﻣﺜﺒﺖ‬
‫ﻋﻠﻴﻬﺎ ﺍﻟﺼﺎﺭﻱ ﺑﻤﺴﺎﻋﺪﺓ‬
‫ﺃﺭﺟﻞ ﺍﻟﺘﺜﺒﻴﺖ‬
‫ﺑﻘﻴﺔ ﺍﻷﺟﺰﺍء‬
‫ﺗﺠﻤﻴﻊ ﺍﻟﻌﺎﻛﺲ ﺑﺴﻬﻮﻟﺔ ﻧﺘﻴﺠﺔ ﻟﺨﻔﺔ ﺍﻟﻮﺯﻥ‬
‫ﺗﻢ ﺍﻟﺘﺮﻛﻴﺐ ﺍﻟﻨﻬﺎﺋﻲ ﺑﻨﺠﺎﺡ‬
‫1-01 — ‪36 TELE-satellite & Broadband‬‬
‫‪1/2008 — www.TELE-satellite.com‬‬

4. ‫ﺩﻳﺴﻴﺒﻞ ﻣﻘﺎﺑﻞ 5.21 ﺩﻳﺴﻴﺒﻞ ( ﻭ ﻛﻨﺎ‬ ‫‪ C/N‬ﺑﻤﻘﺪﺍﺭ 21 ﺩﻳﺴﻴﺒﻞ ، ﻭ ﻛﺎﻥ‬
‫ﻧﺄﻣﻞ ﺍﻟﺤﺼﻮﻝ ﻋﻠﻰ ﻗﺪﺭﺓ ﺗﺴﺎﻭﻯ ﻃﺒﻖ‬ ‫ﻫﺎﻣﺶ ﺍﻟﻀﻮﺿﺎء ﺍﻛﺜﺮ ﻣﻦ 6 ﺩﻳﺴﻴﺒﻞ‬
‫ﺑﻘﻄﺮ 021ﺳﻢ ﻭ ﻟﻜﻦ ﺗﺬﻛﺮ ﺃﻥ ﺍﻷﻃﺒﺎﻕ‬ ‫، ﻭ ﻛﺎﻥ ﻫﻨﺎﻙ ﺗﺮﺩﺩ ﺭﻗﻤﻲ ﺁﺧﺮ ﻫﻮ :‬
‫ﺍﻟﺸﺒﻜﻴﺔ ﻟﻴﺴﺖ ﻻﺳﺘﻘﺒﺎﻝ ‪Ku-Band‬‬ ‫4/3 ,00572( ‪ ( 4040H‬ﻭ ﻟﻢ ﻳﻜﻦ‬
‫، ﺣﻴﺚ ﺃﻥ ﺑﻌﺾ ﺍﻹﺷﺎ ﺭﺍﺕ ﺍﻟﻤﺘﺪﺍﺧﻠﺔ ﻗﺪ‬ ‫ﺃﺳﻮء ، ﻗﻮﺓ ﺍﻹﺷﺎﺭﺓ 1.48 ‪، dBμV‬‬
‫ﺗﺼﻞ ﺇﻟﻰ ﺍﻟﻤﺤﻮﻝ .‬ ‫ﻭ ﻣﻌﺪﻝ ‪ C/N‬ﺑﻤﻘﺪﺍﺭ 6.21 ﺩﻳﺴﻴﺒﻞ‬
‫ﻭ ﻫﺎﻣﺶ ﺍﻟﻀﻮﺿﺎء 3.6 ﺩﻳﺴﻴﺒﻞ ،‬
‫ﻭ ﺣﻴﺚ ﺃﻥ ﻫﺬﺍ ﺍﻟﻤﻮﺿﻮﻉ ﻫﺎﻡ ﻟﻠﻘ ﺮﺍء ،‬ ‫ﺟﻴﺪ ﺟﺪﺍ !‬
‫ﻗﻤﻨﺎ ﺃﻳﻀﺎ ﺑﺘﺠﺮﺑﺔ ﻭﺣﺪﺓ ﺧﻔﺾ ﺷﻮﺷﺮﺓ‬
‫‪ Ku-Band‬ﻭ ﺍﻟﺘﻲ ﺗﺴﺘﺨﺪﻡ ﻋﻠﻰ‬ ‫ﻭ ﻗﺪ ﻛﺎﻧﺖ ﺍﻟﻨﻮﺍﻗﻞ ﺍﻟﺘﻤﺎﺛﻠﻴﺔ ﻣﺘﺴﺎﻭﻳﺔ‬
‫ﻃﺒﻖ ﻏﻴﺮ ﻣﻀﺒﻮﻁ ﺍﻟﺒﺆﺭﺓ ﻋﻠﻰ ﺍﻟﻄﺒﻖ‬ ‫ﻓﻰ ﺍﻟﻘﻮﺓ ﻭ ﺍﻟﻮﺿﻮﺡ ، ﻭ ﻛﺎﻥ ﻣﻌﺪﻝ /‪C‬‬
‫550‪ INFOSAT V‬ﻭ ﻧﻈﺮﻳﺎ ﻓﺎﻥ‬ ‫‪ N‬ﺃﻋﻠﻰ ﻣﻦ ﺍﻟﻨﻮﺍﻗﻞ ﺍﻟﺮﻗﻤﻴﺔ ) ﻣﺎ ﻫﻮ‬
‫ﻫﺬﺍ ﺍﻟﻨﻮﻉ ﻣﻦ ﻭﺣﺪﺍﺕ ﺧﻔﺾ ﺍﻟﺸﻮﺷﺮﺓ‬ ‫ﺍﻟﻄﺒﻴﻌﻲ ( ﻭ ﻛﻨﺎ ﻧﺘﻮﻗﻊ ﻣﻌﺪﻝ = ‪C/N‬‬
‫ﺍﻟﻄﺒﻖ ﺑﻌﺪ ﺗﺮﻛﻴﺐ ﺣﺎﻣﻰ ﻭﺣﺪﺓ ﺧﻔﺾ ﺍﻟﺸﻮﺷﺮﺓ ﻣﻦ ﻧﻮﻉ ‪ C-band‬ﺑﻤﻈﻬﺮ‬ ‫ﻟﺪﻳﺔ ﻣﻌﺪﻝ 6.0( ‪ ( f/D‬ﻭ ﻟﻬﺬﺍ ﻳﻤﻜﻨﻪ‬ ‫5.32 ﺩﻳﺴﻴﺒﻞ !؟ ﻭ ﻟﻘﺪ ﺩﻭﻧﺎ ﻫﺬﺍ ﻟﻠﺘﺮﺩﺩ‬
‫ﺃﻧﻴﻖ ﺍﻟﺸﻜﻞ‬
‫ﻓﻘﻂ ﺭﺅﻳﺔ ﻣﺮﻛﺰ ﺍﻟﻄﺒﻖ ، ﻭ ﻟﻘﺪ ﺃﻛﺪﺕ‬ ‫‪ ، ( 3996H (PAL‬ﺍﻥ ﻗﻨﺎﺓ ﺍﻟﺠﺰﻳﺮﺓ‬
‫ﻗﻴﺎﺳﺎﺗﻨﺎ ﻫﺬﻩ ﺍﻟﻨﻈﺮﻳﺔ ﺣﻴﺚ ﺍﻧﺨﻔﺾ‬ ‫ﺍﻟﺪﻭﻟﻴﺔ ﺑﺎﻟﻠﻐﺔ ﺍﻹﻧﺠﻠﻴﺰﻳﺔ ﺗﺒﺚ ﻋﻠﻰ‬
‫ﺟﻮﺩﺓ ﺍﻹﺷﺎﺭﺓ ﺇﻟﻰ 1 ﺩﻳﺴﻴﺒﻞ ﺑﺎﻟﻤﻘﺎﺭﻧﺔ‬ ‫ﻫﺬﻩ ﺍﻹﺷﺎ ﺭﺍﺕ ﺍﻟﻘﻮﻳﺔ .‬
‫ﻣﻊ ﻭﺣﺪﺓ ﺧﻔﺾ ﺷﻮﺷﺮﺓ ﺍﻟﺘﻲ ﺗﻌﻤﻞ‬
‫ﻣﻊ ﻃﺒﻖ ﻣﻀﺒﻮﻁ ﺍﻟﺒﺆﺭﺓ ) = ‪C/N‬‬ ‫ﺍﺳﺘﻘﺒﺎﻝ ‪ Ku-Band‬؟‬
‫‪ ( 11 dB‬ﻭ ﻋﻠﻰ ﺃﻱ ﺣﺎﻝ ﻓﺎﻥ ﻗﻤﺮ‬ ‫ﺍﻟﻘﻄﺒﻴﺔ ﺍﻟﺨﻄﻴﺔ‬
‫ﻗﻮﻯ ﻣﺜﻞ ﻫﻮﺕ ﺑﻴﺮﺩ ﻳﻤﻜﻦ ﺍﺳﺘﻘﺒﺎﻟﻪ ﻣﻊ‬ ‫ﺣﻴﺚ ﺃﻥ ﺍﻷﻃﺒﺎﻕ ﺍﻟﺸﺒﻜﻴﺔ ﻣﺼﻤﻤﺔ‬
‫ﻫﺬﺍ ﺍﻟﻨﻮﻉ ﺍﻟﺨﺎﻃﺊ ﻣﻦ ﻭﺣﺪﺍﺕ ﺧﻔﺾ‬ ‫ﺃﺳﺎﺳﺎ ﻻﺳﺘﻘﺒﺎﻝ ‪ C-Band‬ﻓﻘﻂ‬
‫ﺍﻟﺸﻮﺷﺮﺓ ﻋﻠﻰ ﺍﻟﻄﺒﻖ ﻣﻮﺩﻳﻞ 550‪. V‬‬ ‫ﺍﺳﺘﺨﺪﻣﻨﺎ ﻭﺣﺪﺓ ﺧﻔﺾ ﺷﻮﺷﺮﺓ -‪Ku‬‬
‫‪ Band‬ﻻﺳﺘﻘﺒﺎﻝ ‪ Ku-Band‬ﻭ ﺍﻟﺬﻱ‬
‫ﺍﺳﺘﻘﺒﺎﻝ ‪ C-Band‬؟‬ ‫ﻟﻢ ﻳﻜﻦ ﺍﺳﺘﻘﺒﺎﻻ ﻗﻮﻳﺎ ﺑﻤﺎ ﻓﻴﻪ ﺍﻟﻜﻔﺎﻳﺔ‬
‫ﺑﻘﻄﺒﻴﺔ ﺩﺍﺋﺮﻳﺔ‬ ‫، ﻭ ﻟﻘﺪ ﺍﺧﺘﺒﺮﻧﺎ ﻧﺎﻗﻞ ﻋﻠﻰ ﺍﻟﻘﻤﺮ ﻫﻮﺕ‬
‫ﺍﻟﻮﻗﺖ ﺣﺎﻥ ﻟﺘﻮﺟﻴﻪ ﺍﻟﻄﺒﻖ ﻭ ﻧﻘﺘﺮﺡ ﺍﺳﺘﺨﺪﺍﻡ ﻣﻴﺰﺍﻥ ﻣﻴﺎﻩ ﻣﻊ ﻣﻘﻴﺎﺱ ﺯﺍﻭﻳﺔ‬ ‫ﻫﻨﺎﻙ ﺍﻟﻌﺪﻳﺪ ﻣﻦ ﺍﻷﻗﻤﺎﺭ ﺍﻟﺘﻲ ﺗﺒﺚ‬ ‫ﺑﻴﺮﺩ ) 31 ﺩﺭﺟﺔ ﺷﺮﻕ ( ﻭ ﻛﺎﻥ ﺃﺩﺍء‬
‫ﻣﻤﺎ ﻳﺴﻬﻞ ﺿﺒﻂ ﺍﻟﺰﺍﻭﻳﺔ‬ ‫ﺑﺎﺳﺘﺨﺪﺍﻡ ﺍﻟﻘﻄﺒﻴﺔ ﺍﻟﺪﺍﺋﺮﻳﺔ ﻭ ﺍﻟﺘﻲ‬ ‫‪ C/N‬ﺃﺳﻮء ﻣﻦ ﺍﺳﺘﺨﺪﺍﻡ ﻭﺣﺪﺓ ﺧﻔﺾ‬
‫ﻳﻤﻜﻦ ﺍﺳﺘﻘﺒﺎﻟﻬﺎ ﻓﻰ ﻣﻮﻗﻌﻨﺎ ﻭ ﻟﻜﻦ‬ ‫ﺷﻮﺷﺮﺓ ﻋﻠﻰ ﻃﺒﻖ ﺑﻘﻄﺮ 09ﺳﻢ ) 21‬
‫ﺑﺪﺃﺕ ﺍﻟﻤﺘﻌﺔ : ﻣﺤﺎﻭﻟﺔ ﺍﺳﺘﻘﺒﺎﻝ ﺃﻗﻤﺎﺭ ‪ C-band‬ﺍﻟﺘﻲ ﺗﻘﻊ ﺍﺳﻔﻞ ﺍﻷﻓﻖ‬
‫1-01 — ‪38 TELE-satellite & Broadband‬‬
‫‪1/2008 — www.TELE-satellite.com‬‬

5. ‫ﺍﻟﺨﺎﺗﻤﺔ‬ ‫ﻣﻌﻈﻢ ﻫﺬﻩ ﺍﻷﻗﻤﺎﺭ ﻳﺘﻄﻠﺐ ﺃﻃﺒﺎﻕ‬
‫ﺇﻥ ﺍﻟﻄﺒﻖ ﻣﻮﺩﻳﻞ 550‪ V‬ﻫﻮ‬ ‫ﺍﻛﺒﺮ ﻓﻰ ﺍﻟﺤﺠﻢ ﻣﻦ ﻗﻄﺮ 56.1‬
‫ﻃﺒﻖ ﺷﺒﻜﻲ ﺧﻔﻴﻒ ﺍﻟﻮﺯﻥ ﻳﻤﻜﻦ‬ ‫ﻣﺘﺮ ، ﻭ ﻋﻠﻰ ﺃﻱ ﺣﺎﻝ ﺍﺳﺘﻄﻌﻨﺎ‬
‫ﺍﺳﺘﻘﺒﺎﻝ ﺍﻟﻘﻠﻴﻞ ﻣﻨﻬﻢ ﻣﺜﻞ ﺍﻟﻘﻤﺮ‬
‫ﺗﺜﺒﻴﺘﻪ ﻓﻰ ﺍﻟﺤﺪﻳﻘﺔ ﺑﻜﻞ ﺳﻬﻮﻟﺔ ، ﻭ‬
‫7-‪ NSS‬ﻋﻨﺪ 22 ﺩﺭﺟﺔ ﻏﺮﺏ ﻭ‬
‫ﻗﻄﺮ ﺍﻟﻄﺒﻖ 56.1 ﻣﺘﺮ ﻭ ﻫﻮ ﺍﻗﻞ‬
‫ﺍﻟﻘﻤﺮ 202 ‪ YAMAL‬ﻋﻨﺪ 94‬
‫ﻗﻄﺮ ﻣﻄﻠﻮﺏ ﻻﺳﺘﻘﺒﺎﻝ ‪C-band‬‬
‫ﺩﺭﺟﺔ ﺷﺮﻕ ، ﻭ ﻟﻘﺪ ﺣﺼﻠﻨﺎ ﻋﻠﻰ‬
‫ﻓﻰ ﺃﻭﺭﻭﺑﺎ ، ﻭ ﻟﻜﻨﻪ ﻛﺎﻓﻲ ﻟﻤﻨﺎﻃﻖ‬
‫ﻣﻌﺪﻝ ‪ C/N‬ﺑﻤﻘﺪﺍﺭ 7-6 ﺩﻳﺴﻴﺒﻞ‬
‫ﺃﺧﺮﻯ ﻭ ﺍﻟﺘﻲ ﺑﻬﺎ ﻗﻮﺓ ﺇﺷﻌﺎﻉ ﺍﻛﺒﺮ‬ ‫ﺣﻴﺚ ﺃﻥ ﻣﻘﺪﺍﺭ ﺍﻟﻘﺪﺭﺓ ﺍﻹﺷﻌﺎﻋﻴﺔ‬
‫ﻷﻗﻤﺎﺭ ‪ ، C-band‬ﻣﻦ ﻣ ﺰﺍﻳﺎ ﺍﻟﻄﺒﻖ‬ ‫ﻟﻬﺬﻩ ﺍﻷﻗﻤﺎﺭ 04 ‪ dBW‬ﻓﻰ‬
‫ﻣﻮﺩﻳﻞ 550‪ V‬ﺳﻬﻮﻟﺔ ﺍﻟﺘﺮﻛﻴﺐ ، ﻭ‬ ‫ﻣﻮﻗﻌﻨﺎ ﻭ ﺍﻟﺬﻱ ﻳﻌﻨﻰ ﺍﻧﻪ ﻻﺳﺘﻘﺒﺎﻝ‬
‫ﻳﺴﻬﻞ ﺗﺮﻛﻴﺒﺔ ﻓﻰ ﺍﻟﺤﺪﺍﺋﻖ ﻭ ﻳﻔﻀﻞ‬
‫‪The new‬‬ ‫‪STANDARD CLASS‬‬
‫ﻫﺬﻩ ﺍﻷﻗﻤﺎﺭ ﻳﺠﺐ ﺇﻥ ﻳﺴﺘﺨﺪﻡ ﻛﺤﺪ‬ ‫‪SAT-Multiswitches for 8 SAT-IF - Inputs‬‬
‫ﺍﺳﺘﺨﺪﺍﻣﻪ ﻛﻄﺒﻖ ﺛﺎﺑﺖ ﻓﻰ ﺍﻟﻤﻨﺎﻃﻖ‬ ‫ﺃﺩﻧﻰ ﻃﺒﻖ ﺑﻘﻄﺮ 5.1 ﻣﺘﺮ ﻭ ﻣﻊ‬
‫ﺍﻟﺘﻲ ﺗﺴﺘﻘﺒﻞ ﺇﺷﻌﺎﻉ ‪C-band‬‬ ‫ﻣﻌﺪﻝ ‪ C/N‬ﻗﺮﻳﺐ ﻣﻦ 7 ﺩﻳﺴﻴﺒﻞ‬
‫ﺑﻘﺪﺭﺓ ﻋﺎﻟﻴﺔ .‬ ‫ﺗﻢ ﺍﺳﺘﻘﺒﺎﻝ ﻫﺬﻩ ﺍﻟﻘﻨﻮﺍﺕ .‬
‫ﻭ ﺍﻵﻥ ﻧﺨﺘﺒﺮ ﺍﻟﻄﺒﻖ ﻣﻊ ﻭﺣﺪﺓ ﺧﻔﺾ ﺷﻮﺷﺮﺓ ‪ Ku-Band‬ﺍﻟﺘﻲ ﺗﺴﺘﺨﺪﻡ ﻣﻊ‬ ‫‪DiSEqC Monitor TP‬‬ ‫612‬
‫ﻃﺒﻖ ﻣﻀﺒﻮﻁ ﺍﻟﺒﺆﺭﺓ .‬ ‫‪Test - Devices‬‬
‫ﺗﻌﻠﻴﻖ ﺍﻟﺨﺒﺮﺍء‬
‫+‬
‫ﻃﺒﻖ ﺧﻔﻴﻒ ﺍﻟﻮﺯﻥ ﻳﻔﻀﻞ ﺍﺳﺘﺨﺪﺍﻣﻪ ﻛﻄﺒﻖ ﺛﺎﺑﺖ‬
‫ﺟﻤﻴﻞ ﺍﻟﺸﻜﻞ ﻭ ﻟﻴﺲ ﺑﺸﻊ ﺍﻟﻤﻨﻈﺮ!‬
‫‪TTW 12 F‬‬
‫‪Terrestrial Isolation Diplexer‬‬
‫-‬ ‫‪Jacek Pawlowski‬‬
‫‪TELE-satellite‬‬
‫ﻧﺘﻴﺠﺔ ﻟﺮﻗﺔ ﺑﻨﺎء ﻫﺬﺍ ﺍﻟﻄﺒﻖ ﻳﺘﻄﻠﺐ ﻋﻨﺎﻳﺔ ﻛﺒﻴﺮﺓ‬ ‫‪Test Center‬‬
‫‪Poland‬‬
‫ﺃﺛﻨﺎء ﺍﻟﺘﺮﻛﻴﺐ ﻭ ﺍﻟﻨﻘﻞ .‬
‫‪SPOAX‬‬
‫‪SPAUN Coaxial Cable‬‬
‫‪TECHNIC‬‬
‫‪DATA‬‬
‫‪Manufacturer‬‬ ‫.‪INFOSAT INTERTRADE CO., LTD‬‬
‫‪Website‬‬ ‫‪www.infosats.com‬‬
‫‪Email‬‬ ‫‪sales@infosats.com‬‬
‫‪Tel./Fax‬‬ ‫7858-169 -2 -66+ / 3-1619-169 -2 -66+‬
‫‪Model‬‬ ‫550‪V‬‬ ‫‪Accessories such as connectors and tools‬‬
‫‪Function‬‬ ‫‪1.65 m Primary Focus Dish‬‬
‫‪No. of segments‬‬ ‫4‬
‫‪Focal length‬‬ ‫‪63 cm‬‬
‫‪Depth‬‬ ‫‪28 cm‬‬
‫‪f/D ratio‬‬ ‫83.0‬
‫‪Material‬‬ ‫‪Aluminum mesh 0.9 mm‬‬
‫‪Operating frequency‬‬ ‫‪3.4 ~ 12.75 GHz‬‬
‫‪C-Band gain‬‬ ‫‪35.5 dB‬‬
‫‪Ku-Band gain‬‬ ‫‪42 dB‬‬
‫‪Stand pole‬‬ ‫”2 ∅ ,‪1 m‬‬
‫906 ‪SPAROS‬‬
‫‪TV Signal Analyzer‬‬
‫‪Reflector weight‬‬ ‫‪3.8 kg‬‬
‫‪Mounting stuff weight‬‬ ‫‪3.5 kg‬‬
‫‪Pole and leg supports weight‬‬ ‫‪2.6 kg‬‬
‫1-01 — ‪www.TELE-satellite.com‬‬
‫‪1/2008 — TELE-satellite & Broadband‬‬ ‫14‬