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Jiuzhou

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Jiuzhou

  1. 1. ‫‪TEST REPORT‬‬ ‫‪Professional Satellite Receiver‬‬ ‫ﺭﻳﺴﻴﻔﺮ ‪Jiuzhou DVS-2018BS‬‬ ‫ﺭﻳﺴﻴﻔﺮ ﺍﺣﺘﺮﺍﻓﻲ‬ ‫ﺇﺫﺍ ﻗﻤﺖ ﺑﻌﻤﻞ ﺛﻘﺐ ﻓﻰ ﺟﺪﺍﺭ ﺃﺳﻤﻨﺘﻲ ﺻﻠﺐ ﻣﻊ ﺁﻟﺔ ﺛﻘﺐ ﻏﻴﺮ ﻣﻌﺮﻭﻓﺔ ﺍﻻﺳﻢ‬ ‫ﻭ ﺑﻌﺪ ﺫﻟﻚ ﻗﻤﺖ ﺑﺘﻐﻴﻴﺮ ﺁﻟﺔ ﺍﻟﺜﻘﺐ ﻣﻊ ﺃﺧﺮﻯ ﺍﺣﺘ ﺮﺍﻓﻴﺔ ﻓﺄﻧﺖ ﺗﻌﺮﻑ ﺍﻟﻔﺮﻕ ، ﺇﻥ‬ ‫ﻛﻠﻤﺔ " ﺍﺣﺘ ﺮﺍﻓﻲ " ﻫﻲ ﻋﻼﻣﺔ ﻣﻦ ﻋﻼﻣﺎﺕ ﺍﻟﺠﻮﺩﺓ ﺍﻟﻌﺎﻟﻴﺔ ﻭ ﺩﻟﻴﻞ ﻋﻠﻰ ﺍﻟﻘﻮﺓ‬ ‫ﻭ ﺍﻟﻤﺘﺎﻧﺔ ، ﻓﻬﻞ ﻳﻤﻜﻨﻚ ﺃﻥ ﺗﺘﺼﻮﺭ ﺃﻥ ﻳﻘﻮﻡ ﻣﺼﻔﻒ ﺷﻌﺮ ﺑﺎﺳﺘﺨﺪﺍﻡ ﻣﺠﻔﻒ‬ ‫ﺷﻌﺮ ﺭﺧﻴﺺ ﻛﺎﻟﺬﻱ ﻳﺒﺎﻉ ﻓﻰ ﺍﻟﺴﻮﺑﺮ ﻣﺎﺭﻛﺖ ﺑﺪﻻ ﻣﻦ ﺍﺳﺘﺨﺪﺍﻡ ﺍﻟﻪ ﺗﺠﻔﻴﻒ ﺷﻌﺮ‬ ‫ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻧﻴﺔ‬ ‫ﺍﻹﺷﺎ ﺭﺍﺕ‬ ‫ﺗﺠﻤﻴﻊ‬ ‫ﻛﺎﻓﺔ ﺍﻟﺒﻴﺎﻧﺎﺕ ﺍﻟﺘﻲ ﺗﺒﺚ ﻣﻊ ﺍﻟﻨﺎﻗﻞ ، ﻭ‬ ‫ﺍﺣﺘ ﺮﺍﻓﻴﺔ ؟ ﻭ ﻓﻰ ﻋﺎﻟﻢ ﺍﻟﺴﺘﻼﻳﺖ ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻧﻲ ﻟﺪﻳﻨﺎ ﺃﻳﻀﺎ ﺭﻳﺴﻴﻔﺮ ﺍﺣﺘ ﺮﺍﻓﻲ ﻭ‬ ‫ﺍﻟﺮﻗﻤﻴﺔ ﻟﻨﻘﻞ ﺑﻴﺎﻧﺎﺕ ﺍﻟﻤﻮﺟﺎﺕ ، ﻭ‬ ‫ﻳﺴﺘﺨﺪﻡ ﻫﺬﺍ ﺍﻟﻨﻮﻉ ﻣﻦ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ‬ ‫ﻫﺬﺍ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻣﻦ ﺃﺣﺪ ﺍﻟﺸﺮﻛﺎﺕ ﺍﻟﻤﻨﺘﺠﺔ ﺍﻟﺼﻴﻨﻴﺔ ‪ . Jiuzhou Tech‬ﺇﻥ‬ ‫ﻫﺬﻩ ﺍﻟﻤﻮﺟﺎﺕ ﺗﺤﺘﻮﻯ ﻋﻠﻰ ﺑﻴﺎﻧﺎﺕ‬ ‫ﺍﻻﺣﺘ ﺮﺍﻓﻴﺔ ﻓﻰ ﻣﺮﻛﺰ ﺗﺠﻤﻴﻊ ﻗﻨﻮﺍﺕ‬ ‫ﺍﻟﻌﺒﻮﺓ ﺍﻟﺨﺎﺭﺟﻴﺔ ﺍﻟﻤﻮﺟﻮﺩ ﺑﺪﺍﺧﻠﻬﺎ ﺟﻬﺎﺯ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺗﺒﺪﻭﺍ ﻛﺒﻴﺮﺓ ﺍﻟﺤﺠﻢ ﻭ ﺗﺘﻮﻗﻊ‬ ‫ﺍﻟﺼﻮﺭﺓ ﻭ ﺍﻟﺼﻮﺕ ﻭ ﺑﻴﺎﻧﺎﺕ ﻭﺻﻒ‬ ‫ﺍﻟﻜﺎﺑﻞ ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﺳﻮﺍء ﻛﺎﻧﺖ ﺭﻗﻤﻴﺔ‬ ‫ﺃﻥ ﺗﺠﺪ ﺑﺪﺍﺧﻠﻬﺎ ﺟﻬﺎﺯ ﻗﻴﺎﺱ ﺍﺣﺘ ﺮﺍﻓﻲ ﻭ ﻟﻜﻦ ﻭﺟﺪﻧﺎ ﺑﺪﺍﺧﻞ ﺍﻟﻌﺒﻮﺓ ﺭﻳﺴﻴﻔﺮ‬ ‫ﺟﻤﻴﻊ ﺍﻟﻘﻨﻮﺍﺕ ﺍﻟﻤﺄﺧﻮﺫﺓ ﻣﻦ ﺍﻟﻨﺎﻗﻞ ،‬ ‫ﺃﻭ ﺗﻤﺎﺛﻠﻴﺔ .‬ ‫ﺑﻜﺎﺑﻴﻨﺔ ‪ 1U‬ﻳﻤﻜﻦ ﺃﻥ ﻳﺘﻢ ﺗﺜﺒﻴﺘﻬﺎ ﻋﻠﻰ ﺭﻑ 91 ﺑﻮﺻﺔ ﻗﻴﺎﺳﻲ ﻭ ﺗﺒﺪﻭﺍ ﺍﻟﻠﻮﺣﺔ‬ ‫ﻭ ﻳﻤﻜﻦ ﺗﻐﺬﻳﺔ ﻫﺬﻩ ﺍﻟﺒﻴﺎﻧﺎﺕ ﺇﻟﻲ ﻣﺪﺧﻞ‬ ‫ﺍﻷﻣﺎﻣﻴﺔ ﺃﻧﻴﻘﺔ ﺟﺪﺍ ﻭ ﻟﻜﻦ ﻳﻨﻘﺼﻬﺎ ﻏﻄﺎء ﻟﻔﺘﺤﺔ ﺍﻟﻜﺎﻣﺎﺕ ﺣﻴﺚ ﻳﻤﻜﻦ ﺗﺮﻛﻴﺐ‬ ‫ﻣﻮﺍﻟﻒ ﺟﻬﺎﺯ ﺗﻠﻴﻔﺰﻳﻮﻥ ﻛﺎﺑﻞ ) ﻣﻮﺍﻟﻒ‬ ‫ﺇﺫﺍ ﻛﻨﺎ ﻧﻤﺘﻠﻚ ﺷﺒﻜﺔ ﺗﻘﻠﻴﺪﻳﺔ ﻟﺘﻮﺯﻳﻊ‬ ‫ﻋﺪﺩ 2 ﻛﺎﻣﺔ ، ﻭ ﻟﻜﻦ ﺍﻟﻤﻌﺪﺍﺕ ﺍﻻﺣﺘ ﺮﺍﻓﻴﺔ ﻟﻢ ﺗﺼﻤﻢ ﻟﻠﺸﻜﻞ ﺍﻟﺠﻤﺎﻟﻲ ﻟﻠﻮﺿﻊ ﻓﻰ‬ ‫‪ ( QAM‬ﻭ " ﻣ ﺮﺁﺓ " ﺍﻟﻨﻮﺍﻗﻞ ﺑﺎﻟﻜﺎﻣﻞ‬ ‫ﺍﻹﺷﺎ ﺭﺍﺕ ﺍﻟﺘﻤﺎﺛﻠﻴﺔ ﻓﻨﺤﻦ ﻧﺴﺘﺨﺪﻡ‬ ‫ﻏﺮﻓﺔ ﻣﻌﻴﺸﺔ ، ﻳﻮﺟﺪ ﺑﺎﻟﻠﻮﺣﺔ ﺍﻷﻣﺎﻣﻴﺔ ﺷﺎﺷﺔ ﻋﺮﺽ ‪ LCD‬ﺑﻤﻘﺎﺱ 02‪2x‬‬ ‫ﻓﻰ ﺷﺒﻜﺔ ﺍﻟﻜﺎﺑﻞ ، ﻭ ﺑﺎﻟﻄﺒﻊ ﻳﺠﺐ ﺃﻥ‬ ‫ﻣﺨﺮﺝ ﺻﻮﺭﺓ ) ﻣﻮﺻﻞ ‪ BNC‬ﻣﻊ‬ ‫ﺍﻟﺘﻲ ﺗﻌﺮﺽ ﺍﻷﺭﻗﺎﻡ ﻭ ﺍﻟﺤﺮﻭﻑ ﻣﻊ ﺇﺿﺎءﺓ ﺧﻠﻔﻴﺔ ، ﻭ ﺑﺠﻮﺍﺭ ﻫﺬﻩ ﺍﻟﺸﺎﺷﺔ ﻳﻮﺟﺪ‬ ‫ﻳﻜﻮﻥ ﻟﺪﻯ ﺍﻟﻤﺸﺎﻫﺪﻳﻦ ﺃﺟﻬﺰﺓ ﺭﻳﺴﻴﻔﺮ‬ ‫ﺇﺷﺎ ﺭﺍﺕ ‪ ( CVBS‬ﻭ ﺍﻟﺼﻮﺕ ﻋﻦ‬ ‫ﻣﺆﺷﺮ ﻣﻀﻲء ﺑﺎﻟﻠﻮﻥ ﺍﻷﺣﻤﺮ ﺃﻭ ﺍﻷﺧﻀﺮ ﺣﺴﺐ ﺣﺎﻟﺔ ﺍﺳﺘﻘﺒﺎﻝ ﺍﻟﻨﺎﻗﻞ ، ﻭ ﻫﻨﺎﻙ‬ ‫ﺑﻨﻈﺎﻡ ﺍﻟﻜﺎﺑﻞ ﻓﻰ ﻣﻨﺎﺯﻟﻬﻢ ﻭ ﻫﺬﺍ ﺑﺪﻳﻞ‬ ‫ﻃﺮﻳﻖ ﻣﻮﺻﻞ ﻣﺘﻮﺍﺯﻥ ‪ ، XRL‬ﻭ ﻳﺘﻢ‬ ‫ﻋﺪﺩ 6 ﺃﺯﺭﺍﺭ ﻓﻘﻂ : ﺍﻟﻘﺎﺋﻤﺔ ، ‪ OK‬ﻭ ﺍﻷﺯﺭﺍﺭ ﻋﻠﻰ ﺷﻜﻞ ﺍﺳﻬﻢ ﻭ ﻻ ﻳﻮﺟﺪ ﺯﺭ‬ ‫ﻣﻦ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻟﻌﺎﺩﻳﺔ ﻭ ﻟﻜﻦ‬ ‫ﺗﻤﺮﻳﺮ ﺇﺷﺎ ﺭﺍﺕ ﺍﻟﺼﻮﺕ ﻭ ﺍﻟﺼﻮﺭﺓ‬ ‫ﻟﻮﺿﻊ ﺍﻻﻧﺘﻈﺎﺭ ﻭ ﻻ ﻳﻮﺟﺪ ﻭﺣﺪﺓ ﺗﺤﻜﻢ ﻋﻦ ﺑﻌﺪ ، ﻓﻬﺬﺍ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻻ ﻳﻔﺘﺮﺽ‬ ‫ﻻﺳﺘﻘﺒﺎﻝ ﻧﻈﺎﻡ ﺍﻹﺭﺳﺎﻝ ﺍﻟﺮﻗﻤﻲ ﻋﻦ‬ ‫ﺇﻟﻰ ﻣﻮﺍﻟﻒ ﺟﻬﺎﺯ ﺗﻠﻴﻔﺰﻳﻮﻥ ﺗﻤﺎﺛﻠﻲ‬ ‫ﺗﺸﻐﻴﻠﻪ ﻋﻦ ﺑﻌﺪ .‬ ‫ﻃﺮﻳﻖ ﺍﻟﻜﺎﺑﻞ .‬ ‫ﻣﻀﺒﻮﻁ ﻋﻠﻰ ﻗﻨﺎﺓ ﻣﻌﻴﻨﺔ ﻭ ﺑﻌﺪ ﺫﻟﻚ ﻳﺘﻢ‬ ‫ﺗﻮﺯﻳﻊ ﻫﺬﻩ ﺍﻹﺷﺎ ﺭﺍﺕ ﺇﻟﻰ ﻛﺎﻣﻞ ﺍﻟﺸﺒﻜﺔ‬ ‫ﻭ ﻓﻰ ﺃﺛﻨﺎء ﻋﻤﻠﻴﺔ ﻧﻘﻞ ﺑﻴﺎﻧﺎﺕ‬ ‫، ﻭ ﺑﻬﺬﻩ ﺍﻟﻄﺮﻳﻘﺔ ﺇﻥ ﻋﻤﻠﻴﺔ ﺍﻟﺘﺤﻮﻳﻞ‬ ‫ﻛﻐﻄﺎء ﺣﻤﺎﻳﺔ ﻟﻸﺳﻼﻙ ﻭ ﻳﻌﺎﺩﻝ‬ ‫ﺍﻟﻤﻮﺟﺎﺕ ﻣﻦ ﻧﻮﺍﻗﻞ ﻗﻠﻴﻠﺔ ﻳﻤﻜﻦ ﻟﻤﺸﻐﻞ‬ ‫ﻣﻦ ﺍﻹﺭﺳﺎﻝ ﺍﻟﺮﻗﻤﻲ ﺍﻟﻔﻀﺎﺋﻲ ﺇﻟﻰ ﻧﻈﺎﻡ‬ ‫ﺍﻟﻄﺎﻗﺔ ﺑﻴﻦ ﺍﻷﺟﻬﺰﺓ ﺍﻟﻤﺜﺒﺘﺔ ﻋﻠﻰ‬ ‫ﺧﺪﻣﺔ ﺍﻟﻜﺎﺑﻞ ﺍﻻﺧﺘﻴﺎﺭ ﺑﺎﻟﺠﻤﻴﻊ ﺑﻴﻦ‬ ‫ﺍﻟﻜﻮﺍﺑﻞ ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﺍﻟﺘﻤﺎﺛﻠﻴﺔ ﺑﺤﻴﺚ‬ ‫ﻧﻔﺲ ﺍﻟﻜﺎﺑﻴﻨﺔ ﺍﻟﻤﻌﺪﻧﻴﺔ ، ﻭ ﻫﻨﺎﻙ‬ ‫ﺍﻟﻘﻨﻮﺍﺕ ﺍﻟﻤﺨﺘﻠﻔﺔ ﻛﻴﻔﻤﺎ ﻳﺸﺎء ﺑﻄﺮﻳﻘﺔ‬ ‫ﻳﻤﻜﻦ ﺍﺳﺘﻘﺒﺎﻝ ﻫﺬﻩ ﺍﻹﺷﺎ ﺭﺍﺕ ﺑﺠﻬﺎﺯ‬ ‫ﺃﻳﻀﺎ ﻣﻮﺻﻞ ﺑﺠﺎﻧﺐ ﺍﻟﺮﻳﺴﻴﻔﺮ‬ ‫70 02 1- 01‬ ‫/1‬ ‫ﻣﺨﺘﻠﻔﺔ ﻋﻦ ﺗﺮﺗﻴﺐ ﺍﻟﻘﻨﻮﺍﺕ ﺍﻷﺻﻠﻲ‬ ‫ﺗﻠﻴﻔﺰﻳﻮﻥ ﺗﻘﻠﻴﺪﻱ ﻣﻮﺻﻞ ﺑﺸﺒﻜﺔ ﻛﻮﺍﺑﻞ‬ ‫ﺇﻟﻲ ﺍﻟﻴﺴﺎﺭ ﻳﻌﻤﻞ ﻛﺄﺭﺿﻲ ، ﻭ ﺇﺫﺍ‬ ‫‪JIUZHOU DV‬‬ ‫‪S-2018BS‬‬ ‫ﺑﺎﻟﻘﻤﺮ ﺍﻟﺼﻨﺎﻋﻲ ، ﻭ ﻟﻬﺬﺍ ﻓﺎﻥ ﺍﻟﻤﺸﻐﻞ‬ ‫، ﻭ ﻋﻠﻰ ﺍﻟﻤﺸﻐﻞ ﺗﺮﻛﻴﺐ ﻣﺮﻛﺰ ﺗﺠﻤﻴﻊ‬ ‫ﻛﺎﻧﺖ ﻟﺪﻳﻚ ﺗﺠﺮﺑﺔ ﻣﻊ ﺣﺪﻭﺙ ﺑﻌﺾ‬ ‫‪Very Stable, So‬‬ ‫‪lid Receiver for‬‬ ‫‪Professional‬‬ ‫‪Use‬‬ ‫ﻟﻠﻌﺪﻳﺪ ﻣﻦ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻻﺣﺘ ﺮﺍﻓﻴﺔ ﻟﻬﺬﻩ ﺍﻟﺨﺪﻣﺔ ﻳﺤﺘﺎﺝ ﺇﻟﻲ ﺟﻬﺎﺯ ﺭﻳﺴﻴﻔﺮ‬ ‫ﺍﻟﻠﻤﺴﺎﺕ ﺍﻟﻜﻬﺮﺑﻴﺔ ﺍﻟﺒﺴﻴﻄﺔ ﺃﺛﻨﺎء‬ ‫ﺇﻥ ﺍﻟﻠﻮﺣﺔ ﺍﻷﻣﺎﻣﻴﺔ ﻻ ﺗﺨﺘﻠﻒ ﻛﺜﻴ ﺮﺍ‬ ‫ﺑﻘﺪﺭ ﺍﻟﻘﻨﻮﺍﺕ ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﺍﻟﻤ ﺮﺍﺩ ﺍﺣﺘ ﺮﺍﻓﻲ ﻟﻜﻞ ﻧﺎﻗﻞ ﻟﻠﺒﺎﻗﺎﺕ ، ﻭ ﻣﻊ‬ ‫ﻋﻤﻠﻴﺔ ﺗﻮﺻﻴﻞ ﺑﻌﺾ ﺍﻟﻜﺎﺑﻼﺕ‬ ‫ﻋﻦ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻟﺘﺠﺎﺭﻳﺔ ﻭ ﻟﻜﻦ‬ ‫ﻣﻼﺣﻈﺔ ﺍﻟﻔﺮﻕ : ﺟﻬﺎﺯ ﺭﻳﺴﻴﻔﺮ ﻟﻜﻞ‬ ‫ﺗﻘﺪﻳﻤﻬﺎ ﺩﺍﺧﻞ ﺍﻟﺸﺒﻜﺔ .‬ ‫ﺇﻟﻰ ﺟﻬﺎﺯ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻓﻬﺬﺍ ﺑﺴﺒﺐ‬ ‫ﻻ ﻳﻤﻜﻦ ﻗﻮﻝ ﺫﻟﻚ ﺑﺎﻟﻨﺴﺒﺔ ﻟﻠﻮﺣﺔ‬ ‫ﺑﺎﻗﺔ ﻭ ﻟﻴﺲ ﻟﻜﻞ ﻗﻨﺎﺓ .‬ ‫ﺃﻥ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻟﺘﺠﺎﺭﻳﺔ ﻻ‬ ‫ﺍﻟﺨﻠﻔﻴﺔ ﻳﻮﺟﺪ ﺑﻌﺾ ﺍﻟﻤﻮﺻﻼﺕ‬ ‫ﻭ ﻓﻰ ﺣﺎﻟﺔ ﺷﺒﻜﺔ ﺍﻟﻜﻮﺍﺑﻞ ﺍﻟﺮﻗﻤﻴﺔ ﻻ‬ ‫ﻳﻮﺟﺪ ﺑﻬﺎ ﻛﺎﺑﻞ ﺳﻠﻚ ﺛﺎﻟﺚ ﻓﻰ ﻛﺎﺑﻞ‬ ‫ﻓﻘﻂ ﺗﺸﺒﻪ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻟﻌﺎﺩﻳﺔ‬ ‫ﻭ ﻧﻌﻮﺩ ﺇﻟﻰ ﺍﻟﻠﻮﺣﺔ ﺍﻟﺨﻠﻔﻴﺔ ﺣﻴﺚ‬ ‫ﻧﺴﺘﺨﺪﻡ ﺍﻟﺼﻮﺕ ﻭ ﺍﻟﺼﻮﺭﺓ ﺍﻟﺘﻤﺎﺛﻠﻴﺔ‬ ‫ﻣﺼﺪﺭ ﺍﻟﻜﻬﺮﺑﺎء ﻳﻌﻤﻞ ﻛﺄﺭﺿﻲ ﻣﻊ‬ ‫ﻣﺜﻞ : ﻣﺪﺧﻞ ﺇﺷﺎ ﺭﺍﺕ ﻭﺣﺪﺓ ﺧﻔﺾ‬ ‫ﻛﻤﺪﺧﻞ ﺇﺷﺎ ﺭﺍﺕ ﺇﻟﻰ ﺍﻟﻤﻮﺍﻟﻒ ، ﻭ ﻳﻮﺟﺪ ﻣﺨﺮﺝ ‪ ASI‬ﻳﺴﺘﺨﺪﻡ ﻛﻤﺨﺮﺝ‬ ‫ﺍﻟﻜﺎﺑﻴﻨﺔ ﺍﻟﻤﻌﺪﻧﻴﺔ .‬ ‫ﺍﻟﺸﻮﺷﺮﺓ ﻭ ﻣﺨﺮﺝ ﺍﻟﺘﻤﺮﻳﺮ ﻟﻬﺎ ﻭ‬ ‫ﻧﺤﺘﺎﺝ ﺇﻟﻰ ﻣﻮﺟﺎﺕ ﺍﻟﺒﻴﺎﻧﺎﺕ ﺍﻟﺘﻲ ﻟﻤﻮﺟﺎﺕ ﺍﻟﺘﻲ ﺗﻢ ﻓﻚ ﺷﻔﺮﺗﻬﺎ ) ﻣﻊ‬ ‫ﻣﻨﻔﺬ 232 ‪ RS‬ﻭ ﻣﺨﺎﺭﺝ ﺍﻟﺼﻮﺕ‬ ‫ﺗﺒﺚ ﻣﻊ ﺍﻟﻨﺎﻗﻞ ، ﻭ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻓﺘ ﺮﺍﺽ ﻭﺿﻊ ﺍﻟﻜﺎﻣﺔ ﻭ ﺍﻟﻜﺎﺭﺕ ﺍﻟﺬﻛﻲ‬ ‫ﻭ ﻗﺒﻞ ﻭﺻﻒ ﺑﻘﻴﺔ ﺍﻟﻤﻮﺻﻼﺕ‬ ‫ﺍﻻﺳﺘﺮﻳﻮ ﻭ ﺍﻟﺼﻮﺭﺓ ﺑﻨﻈﺎﻡ ‪، RCA‬‬ ‫ﺍﻟﺘﺠﺎﺭﻳﺔ ﻻ ﻳﻤﻜﻦ ﺃﻥ ﺗﺨﺮﺝ ﻫﺬﻩ ﺍﻟﻤﻨﺎﺳﺐ ﻓﻰ ﺍﻟﻠﻮﺡ ﺍﻷﻣﺎﻣﻴﺔ ( ﻭ ﺃﻳﻀﺎ‬ ‫ﻳﺠﺐ ﻋﻠﻴﻨﺎ ﺃﻥ ﻧﺸﺮﺡ ﻭﻇﺎﺋﻒ ﺟﻬﺎﺯ‬ ‫ﻭ ﻫﻲ ﻣﻮﺻﻼﺕ ﻟﺘﻮﺻﻴﻞ ﻭﺣﺪﺓ ﺧﻔﺾ‬ ‫ﺍﻟﻤﻮﺟﺎﺕ ﻓﻘﻂ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺑﺎﻟﻨﺴﺒﺔ ﻟﻠﻘﻨﻮﺍﺕ ﺍﻟﻤﺠﺎﻧﻴﺔ ﺍﻟﻐﻴﺮ ﻣﺸﻔﺮﺓ‬ ‫ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻻﺣﺘ ﺮﺍﻓﻲ ﻟﻠﻘ ﺮﺍء ﺍﻟﺬﻳﻦ ﻟﻢ‬ ‫ﺍﻟﺸﻮﺷﺮﺓ ﺍﻟﻘﺎﺩﻣﺔ ﻣﻦ ﺍﻟﻄﺒﻖ ﻭ ﻣﺨﺮﺝ‬ ‫ﺍﻟﺮﻗﻤﻴﺔ ﺗﻮﻓﺮ ﻫﺬﻩ ﺍﻹﻣﻜﺎﻧﻴﺔ ﻭ ﻳﻤﻜﻦ ﻭ ﻳﻤﻜﻦ ﺇﺭﺳﺎﻝ ﻫﺬﻩ ﺍﻹﺷﺎ ﺭﺍﺕ ﺇﻟﻰ ﺟﻬﺎﺯ‬ ‫ﻳﺼﺎﺩﻓﻬﻢ ﻫﺬﺍ ﺍﻟﻨﻮﻉ ﻣﻦ ﻗﺒﻞ ، ﺃﻥ‬ ‫ﺗﻤﺮﻳﺮ ﻟﻬﺎ ﻟﻠﺘﻮﺻﻴﻞ ﺑﺠﻬﺎﺯ ﺭﻳﺴﻴﻔﺮ‬ ‫ﺍﻟﺤﺼﻮﻝ ﻋﻠﻰ ﻣﻮﺟﺎﺕ ﺍﻟﺒﻴﺎﻧﺎﺕ ﻫﺬﻩ ﺭﻳﺴﻴﻔﺮ ﺍﺣﺘ ﺮﺍﻓﻲ ﺁﺧﺮ ﻟﻌﻤﻠﻴﺔ ﺍﻟﺘﺸﻔﻴﺮ‬ ‫ﺟﻬﺎﺯ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻻﺣﺘ ﺮﺍﻓﻲ ﻳﺠﺐ‬ ‫ﺁﺧﺮ ﻭ ﺍﻟﺘﻮﺻﻴﻞ ﺑﺠﻬﺎﺯ ﺍﻟﻜﻤﺒﻴﻮﺗﺮ‬ ‫ﻋﻦ ﻃﺮﻳﻖ ﻣﺨﺮﺝ ‪ ASI‬ﻭ ﻣﻌﻨﻰ ) ﻋﻦ ﻃﺮﻳﻖ ﻣﺪﺧﻞ ‪ ( ASI‬ﺃﻭ ﺇﻟﻲ ﺇﻱ‬ ‫ﺍﺳﺘﻘﺒﺎﻝ ﺍﻹﺷﺎ ﺭﺍﺕ ﺍﻟﺮﻗﻤﻴﺔ ﻣﻦ‬ ‫ﻭ ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻥ ، ﻭ ﻫﻨﺎﻙ ﺃﻳﻀﺎ ﻛﺎﺑﻞ‬ ‫ﻫﺬﺍ ﺍﻟﻤﺨﺮﺝ ﺳﻄﺢ ﺗﻮﺍﻟﻰ ﻏﻴﺮ ﻣﺘ ﺰﺍﻣﻦ ﺟﻬﺎﺯ ﺁﺧﺮ ﻣﻮﺟﻮﺩ ﻓﻰ ﺍﻟﻤﺮﻛﺰ .‬ ‫ﺍﻟﻨﺎﻗﻞ ﻭ ﻧﻘﻞ ﺍﻟﺼﻮﺭﺓ ﻭ ﺍﻟﺼﻮﺕ‬ ‫ﻟﻠﻄﺎﻗﺔ ﻳﻤﻜﻦ ﻧﺰﻋﺔ ﻣﻜﻮﻥ ﻣﻦ ﺛﻼﺛﺔ‬ ‫ﻣﻊ ‪ SPI‬ﺳﻄﺢ ﺗﻮﺍﺯﻯ ﻣﺘ ﺰﺍﻣﻦ ﻭ‬ ‫ﺍﻟﻤﺴﺘﻘﺒﻞ ﺇﻟﻲ ﺟﻬﺎﺯ ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻥ‬ ‫ﺃﻃ ﺮﺍﻑ ﻳﺸﺒﻪ ﺍﻟﻤﺴﺘﺨﺪﻡ ﺑﺠﻬﺎﺯ‬ ‫ﻫﺬﺍ ﺍﻟﺴﻄﺢ ﺍﻟﺬﻱ ﻳﺴﺘﺨﺪﻡ ﻓﻰ ﻣﺮﻛﺰ ﻋﻤﻠﻴﺔ ﺍﻟﺘﺮﻛﻴﺐ‬ ‫ﺗﻤﺎﺛﻠﻴﺎ ﺃﻭ ﺭﻗﻤﻴﺎ ﺑﺎﻟﻜﺎﻣﻞ ﺑﻤﺎ ﻓﻰ ﺫﻟﻚ‬ ‫ﺍﻟﻜﻤﺒﻴﻮﺗﺮ ، ﻭ ﺍﻟﻄﺮﻑ ﺍﻟﺜﺎﻟﺚ ﻳﺴﺘﺨﺪﻡ‬ ‫1-01 — ‪26 TELE-satellite & Broadband‬‬ ‫‪1/2007 — www.TELE-satellite.com‬‬
  2. 2. ‫‪TELE-satellite World‬‬ ‫.../‪www.TELE-satellite.com‬‬ ‫:‪Download this report in other languages from the Internet‬‬ ‫‪Arabic‬‬ ‫ﺍﻟﻌﺮﺑﻴﺔ‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/ara/jiuzhou.pdf‬‬ ‫‪Indonesian‬‬ ‫‪Indonesia‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/bid/jiuzhou.pdf‬‬ ‫‪Bulgarian‬‬ ‫‪Български‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/bul/jiuzhou.pdf‬‬ ‫ﻛﻤﺜﺎﻝ ﺑﻌﺪ ﺇﺩﺧﺎﻝ ﺑﻴﺎﻧﺎﺕ ﺃﻭﻝ‬ ‫ﺇﻥ ﻗﺎﺋﻤﺔ ﺍﻟﺘﺸﻐﻴﻞ ﻟﻠﺮﻳﺴﻴﻔﺮ‬ ‫‪Deutsch‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/deu/jiuzhou.pdf‬‬ ‫‪German‬‬ ‫‪English‬‬ ‫‪English‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/eng/jiuzhou.pdf‬‬ ‫ﻧﺎﻗﻞ ﻋﻠﻰ ﺍﻟﻘﻤﺮ ‪ Hotbird‬ﻋﻨﺪ 31‬ ‫ﺍﻻﺣﺘ ﺮﺍﻓﻲ ‪ DVS-2018BS‬ﺗﺘﻜﻮﻥ‬ ‫‪Spanish‬‬ ‫‪Español‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/esp/jiuzhou.pdf‬‬ ‫ﺩﺭﺟﺔ ﺷﺮﻕ ) ﺑﺘﺮﺩﺩ 917.01 ﺭﺃﺳﻲ‬ ‫ﻣﻦ ﺷﺎﺷﺔ ﺗﺮﺣﻴﺐ ﻓﻘﻂ ﻭ ﺷﺮﻳﻂ‬ ‫‪French‬‬ ‫‪Français‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/fra/jiuzhou.pdf‬‬ ‫‪Greek‬‬ ‫‪Ελληνικά‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/hel/jiuzhou.pdf‬‬ ‫00572 ( ﻭ ﺑﻌﺪ ﺫﻟﻚ ﺑﺪﺃ ﻋﻤﻠﻴﺔ‬ ‫ﺑﻴﺎﻧﺎﺕ ﺗﻘﻠﻴﺪﻱ ﻳﻮﺿﺢ ) ﺍﺳﻢ ﺍﻟﻘﻨﺎﺓ‬ ‫‪Hrvatski‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/hrv/jiuzhou.pdf‬‬ ‫‪Croatian‬‬ ‫‪Italian‬‬ ‫‪Italiano‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/ita/jiuzhou.pdf‬‬ ‫ﺍﻟﺒﺤﺚ ﺑﻨﻈﺎﻡ ﺍﻟﻘﻤﺮ ﻓﺴﻮﻑ ﻧﺤﺼﻞ‬ ‫، ﺭﻗﻢ ﺍﻟﻘﻨﺎﺓ ﻗﻴﻢ ﺗﻌﺮﻳﻒ ﺍﻟﺼﻮﺕ ﻭ‬ ‫‪Hungarian‬‬ ‫‪Magyar‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/mag/jiuzhou.pdf‬‬ ‫ﻋﻠﻰ ﻋﺪﺩ 914 ﻗﻨﺎﺓ ﺗﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﻭ 451‬ ‫ﺍﻟﺼﻮﺭﺓ ﻭ ﻣﻌﺎﻣﻞ ‪ ( PCR‬ﻭ ﺗﺘﻢ‬ ‫‪Mandarin‬‬ ‫‪中文‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/man/jiuzhou.pdf‬‬ ‫‪Dutch‬‬ ‫‪Nederlands‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/ned/jiuzhou.pdf‬‬ ‫ﻗﻨﺎﺓ ﺇﺫﺍﻋﻴﺔ ) ﻣﺸﻔﺮﺓ ﻭ ﻣﺠﺎﻧﻴﺔ ( ﻭ‬ ‫ﻋﻤﻠﻴﺔ ﺍﻟﻀﺒﻂ ﻋﻦ ﻃﺮﻳﻖ ﻋﺪﺩ 2‬ ‫‪Polski‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/pol/jiuzhou.pdf‬‬ ‫‪Polish‬‬ ‫‪Russian‬‬ ‫‪Русский‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/rus/jiuzhou.pdf‬‬ ‫ﺑﺎﻟﺒﺤﺚ ﻓﻰ ﺍﻟﻨﺎﻗﻞ ﺑﺘﺮﺩﺩ ,‪10.758V‬‬ ‫ﺻﻒ ﻣﻦ ﺍﻟﺨﺎﻧﺎﺕ ﻓﻰ ﻟﻮﺣﺔ ﺍﻟﻌﺮﺽ‬ ‫‪Turkish‬‬ ‫‪Türkçe‬‬ ‫‪www.TELE-satellite.com/TELE-satellite-0711/tur/jiuzhou.pdf‬‬ ‫00572 ﻓﺴﻮﻑ ﺗﺤﺼﻞ ﻋﻠﻰ 304‬ ‫ﺣﻴﺚ ﺃﻥ ﺑﻨﺎء ﺍﻟﻘﻮﺍﺋﻢ ﻻ ﻳﺠﺐ ﺃﻥ ﻳﻜﻮﻥ‬ ‫ﻗﻨﺎﺓ ﺗﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﻭ 351 ﻗﻨﺎﺓ ﺇﺫﺍﻋﻴﺔ‬ ‫ﻣﻌﻘﺪﺍ ﻭ ﺗﺘﻜﻮﻥ ﺍﻟﻘﺎﺋﻤﺔ ﺍﻟﺮﺋﻴﺴﻴﺔ ﻣﻦ‬ ‫ﻣﻊ ﺍﻟﻌﻠﻢ ﺃﻥ ﺍﻟﺒﺤﺚ ﺑﻄﺮﻳﻘﺔ ﺍﻟﺸﺒﻜﺎﺕ‬ ‫ﺃﺭﺑﻌﺔ ﻋﻨﺎﺻﺮ :-‬ ‫ﻏﺎﻟﻴﺎ ﺍﻛﺒﺮ ﻣﻦ ﺍﻟﺘﺮﺩﺩﺍﺕ ﺍﻟﻤﺴﺘﺨﺪﻣﺔ‬ ‫4/3 ,5241=‪ ( SR‬ﻋﻠﻰ ﺍﻟﻘﻤﺮ‬ ‫ﻻ ﺗﻌﻤﻞ ﻣﻊ ﻫﺬﻳﻦ ﺍﻟﺘﺮﺩﺩﻳﻦ ، ﻭ ﻟﻜﻨﻬﺎ‬ ‫ﻓﻰ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻭ ﻧﻔﺲ ﺍﻟﺸﻲء ﺑﺎﻟﻨﺴﺒﺔ‬ ‫93 ( 2 ‪ Hellas Sat‬ﺩﺭﺟﺔ ﺷﺮﻕ‬ ‫ﻟﻤﻌﺪﻝ ‪. C/N‬‬ ‫( ﻭ ﺃﻳﻀﺎ ﺗﻢ ﺍﺳﺘﻘﺒﺎﻝ ﻗﻨﺎﺓ ‪The‬‬ ‫ﺗﻌﻤﻞ ﻣﻊ ﺗﺮﺩﺩ ﺁﺧﺮ ﻭ ﻫﻮ 298.01‬ ‫ﻗﺎﺋﻤﺔ ﺍﻟﺘﺮﻛﻴﺐ‬ ‫·‬ ‫ﻭ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻻﺣﺘ ﺮﺍﻓﻲ ﻳﺠﺐ ﺃﻥ‬ ‫,‪Voice channel (12.524H‬‬ ‫00572 ,‪ H‬ﻭ ﻫﺬﺍ ﻫﻮ ﺗﺮﺩﺩ ﺑﺎﻗﺔ‬ ‫ﻗﺎﺋﻤﺔ ﺍﻟﺒﺤﺚ ﻋﻦ ﺍﻟﻘﻨﻮﺍﺕ‬ ‫·‬ ‫‪ +Cyfra‬ﺍﻟﺒﻮﻟﻨﺪﻳﺔ ﻭ ﺳﻮﻑ ﺗﻨﺘﻬﻲ‬ ‫ﻗﺎﺋﻤﺔ ﺗﺮﺗﻴﺐ ﺍﻟﻘﻨﻮﺍﺕ‬ ‫·‬ ‫ﻋﻤﻠﻴﺔ ﺍﻟﺒﺤﺚ ﻋﻦ ﺍﻟﺤﺼﻮﻝ ﻋﻠﻰ‬ ‫ﻗﺎﺋﻤﺔ ﺿﺒﻂ ﺍﻟﻜﺎﻣﺎﺕ‬ ‫·‬ ‫136 ﻗﻨﺎﺓ ﺗﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﻭ 791 ﻗﻨﺎﺓ‬ ‫ﺇﺫﺍﻋﻴﺔ ﻭ ﻓﻰ ﺣﺎﻟﺔ ﺍﻟﺒﺤﺚ ﻋﻦ ﺍﻟﻘﻤﺮ‬ ‫ﻭ ﺑﻌﺪ ﺩﺧﻮﻝ ﺍﻟﻘﻮﺍﺋﻢ ﺍﻟﻔﺮﻋﻴﺔ ﻟﻘﺎﺋﻤﺔ‬ ‫ﻟﻬﺬﺍ ﺍﻟﺘﺮﺩﺩ ﻓﺴﻮﻑ ﺗﺤﺼﻞ ﻋﻠﻰ 556‬ ‫ﺍﻟﺘﺮﻛﻴﺐ ﻳﻤﻜﻨﻚ ﺍﻟﺤﺼﻮﻝ ﻋﻠﻰ‬ ‫ﻗﻨﺎﺓ ﺗﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﻭ 202 ﻗﻨﺎﺓ ﺇﺫﺍﻋﻴﺔ‬ ‫ﺧﺎﻧﺎﺕ ﻟﻀﺒﻂ ﻭﺣﺪﺓ ﺧﻔﺾ ﺍﻟﺸﻮﺷﺮﺓ ﻭ‬ ‫، ﻭ ﻫﺬﺍ ﻳﻌﺘﻤﺪ ﻋﻠﻰ ﺟﺪﻭﻝ ﺍﻟﺒﻴﺎﻧﺎﺕ‬ ‫ﻛﻞ ﺷﺊ ﻣﻮﺟﻮﺩ ﺑﻄﺮﻳﻘﺔ ﺃﺳﺎﺳﻴﺔ ﻓﻤﺜﻼ‬ ‫ﺍﻟﻤﺮﻓﻖ ﻣﻊ ﻛﻞ ﻧﺎﻗﻞ .‬ ‫ﻻ ﻳﺘﻢ ﺍﺧﺘﻴﺎﺭ ﺍﻟﻘﻄﺒﻴﺔ ﻟﻺﺷﺎﺭﺓ ﻭ ﻟﻜﻦ‬ ‫ﺿﺒﻂ ﻣﺼﺪﺭ ﺍﻟﻄﺎﻗﺔ ﻟﻮﺣﺪﺓ ﺧﻔﺾ‬ ‫ﺇﻥ ﺯﻣﻦ ﺍﻟﺒﺤﺚ ﻓﻰ ﺍﻟﺮﻳﺴﻴﻔﺮ‬ ‫ﺍﻟﺸﻮﺷﺮﺓ ) ﻗﻔﻞ ، 41 ﻓﻮﻟﺖ ﻟﻺﺷﺎ ﺭﺍﺕ‬ ‫8/7 ,00003=‪( SR‬‬ ‫ﺍﻻﺣﺘ ﺮﺍﻓﻲ ‪ DVS-2018BS‬ﺳﺮﻳﻊ‬ ‫ﺍﻟ ﺮﺃﺳﻴﺔ ﻭ 81 ﻓﻮﻟﺖ ﻟﻺﺷﺎ ﺭﺍﺕ ﺍﻷﻓﻘﻴﺔ‬ ‫ﻋﻠﻰ ﻧﻔﺲ ﺍﻟﻘﻤﺮ ، ﺇﻥ ﻗﻨﺎﺓ‬ ‫ﺟﺪﺍ ﺣﻴﺚ ﺗﻢ ﺍﻟﺤﺼﻮﻝ ﻋﻠﻰ 556‬ ‫( ﻭ ﻳﺠﺐ ﺿﺒﻂ ﺇﺷﺎ ﺭﺍﺕ 22 ‪kHz‬‬ ‫1‪ Pgm‬ﺗﻌﻤﻞ ﺑﻤﻌﺪﻝ‬ ‫ﻗﻨﺎﺓ ﻋﻠﻰ ﺍﻟﻘﻤﺮ ‪ Hotbird‬ﻓﻰ ﺯﻣﻦ‬ ‫ﻳﺪﻭﻳﺎ ﺳﻮﺍء ﺗﻔﻌﻠﻴﻪ ﺃﻭ ﻋﺪﻡ ﺗﻔﻌﻠﻴﻪ ، ﻭ‬ ‫ﺗﺮﻣﻴﺰ ﺍﻗﻞ ﻣﻦ ﻣﻮﺍﺻﻔﺎﺕ‬ ‫5.2 ﺩﻗﻴﻘﺔ ﻓﻘﻂ . ﻭ ﻣﻊ ﺫﻟﻚ ﻫﻨﺎﻙ‬ ‫ﻋﻨﺪ ﺇﺩﺧﺎﻝ ﺍﻟﺘﺮﺩﺩ ﻻ ﻳﻤﻜﻦ ﺇﺩﺧﺎﻟﻬﺎ‬ ‫)2~54‬ ‫ﺍﻟﺮﻳﺴﻴﻔﺮ‬ ‫ﺳﺆﺍﻝ : ﻣﺎ ﻣﻌﻨﻰ ﺇﺟ ﺮﺍء ﻋﻤﻠﻴﺔ ﺍﻟﺒﺤﺚ‬ ‫ﺑﻮﺍﺳﻄﺔ ﻭﺣﺪﺓ ﺗﺤﻜﻢ ﻋﻦ ﺑﻌﺪ ﺣﻴﺚ‬ ‫‪ ( Msps‬ﻭ ﻟﻜﻦ ﺍﻟﺮﻳﺴﻴﻔﺮ‬ ‫ﻋﻦ ﺍﻟﻘﻨﻮﺍﺕ ﻓﻰ ﺭﻳﺴﻴﻔﺮ ﺍﺣﺘ ﺮﺍﻓﻲ ؟‬ ‫ﺃﻥ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻏﻴﺮ ﻣﺠﻬﺰ ﺑﻪ ﻭ ﻟﻜﻦ‬ ‫ﻣﻮﺩﻳﻞ ‪DVS-2018BS‬‬ ‫ﻭ ﺍﻹﺟﺎﺑﺔ ﺍﻧﻪ : ﺇﻥ ﻧﻔﺲ ﺍﻟﻘﻨﺎﺓ ﺍﻟﺘﻲ‬ ‫ﻳﺘﻢ ﺑﺎﻟﻄﺮﻳﻘﺔ ﺍﻵﺗﻴﺔ ﺃﻭﻻ ﺍﻟﻀﻐﻂ ﻋﻠﻰ‬ ‫ﺍﺳﺘﻄﺎﻉ ﺍﺳﺘﻘﺒﺎﻟﻬﺎ ﻓﻮﺭﺍ ،‬ ‫ﻧﺮﻏﺐ ﻓﻰ ﺍﺳﺘﻘﺒﺎﻟﻬﺎ ﻗﺪ ﺗﻜﻮﻥ ﻋﻠﻰ‬ ‫ﺯﺭ ‪ OK‬ﻭ ﺳﻮﻑ ﺗﻈﻬﺮ ﻟﻚ ﺍﻷﺭﻗﺎﻡ ﻭ‬ ‫ﺇﻥ ﺟﻮﺩﺓ ﺍﻟﺘﻴﻮﻧﺮ ﻟﻢ ﺗﺘﺮﻙ‬ ‫ﺍﻛﺜﺮ ﻣﻦ ﻧﺎﻗﻞ ﻓﻰ ﻧﻔﺲ ﺍﻟﻮﻗﺖ ﻓﺈﺫﺍ‬ ‫ﺑﺎﺳﺘﺨﺪﺍﻡ ﺃﺯﺭﺍﺭ ﺍﻷﺳﻬﻢ ﻳﻤﻜﻦ ﺗﻐﻴﻴﺮ‬ ‫ﻭﺭﺍﺋﻬﺎ ﺷﻲء ﻧﺘﻤﻨﺎﻩ ﻭ ﻣﻊ‬ ‫ﺣﺪﺙ ﺷﺊ ﻗﺪ ﺃﻋﺎﻕ ﺍﻟﻨﺎﻗﻞ ﻋﻦ ﺍﻟﺒﺚ‬ ‫ﺍﻟﻘﻴﻢ ﻭ ﻣﻦ ﺛﻢ ﺍﻟﻀﻐﻂ ﻋﻠﻰ ﺍﻟﺴﻬﻢ‬ ‫ﺍﺳﺘﺨﺪﺍﻡ ﻛﺎﺑﻼﺕ ﻃﻮﻳﻠﺔ‬ ‫ﻓﻴﻤﻜﻦ ﺑﺴﺮﻋﺔ ﺍﻻﻧﺘﻘﺎﻝ ﺇﻟﻰ ﺍﻟﻨﺎﻗﻞ‬ ‫ﺍﻷﻳﻤﻦ ﺇﻟﻲ ﺍﻻﻧﺘﻬﺎء ﻣﻦ ﺟﻤﻴﻊ ﺍﻷﺭﻗﺎﻡ‬ ‫ﺍﻵﺧﺮ ﻟﻀﻤﺎﻥ ﺍﺳﺘﻤ ﺮﺍﺭ ﺍﻟﺨﺪﻣﺔ .‬ ‫ﻭ ﺑﻌﺪ ﺫﻟﻚ ﻳﺘﻢ ﺍﻟﻀﻐﻂ ﻋﻠﻰ ﺯﺭ ‪OK‬‬ ‫ﻣﺮﺓ ﺃﺧﺮﻯ ﻭ ﺑﻬﺬﻩ ﺍﻟﻄﺮﻳﻘﺔ ﻳﻤﻜﻦ‬ ‫ﻭ ﺍﻟﻘﺎﺋﻤﺔ ﺍﻟﻔﺮﻋﻴﺔ ﺍﻷﺧﻴﺮﺓ ﻓﻰ ﻗﺎﺋﻤﺔ‬ ‫ﺍﺧﺘﻴﺎﺭ ﺍﻷﺭﻗﺎﻡ ﻣﻦ ﺻﻔﺮ ﺇﻟﻲ 9 .‬ ‫ﺍﻟﺒﺤﺚ ﻫﻲ ﺍﻟﺘﺤﻤﻴﻞ ﻋﻦ ﻃﺮﻳﻖ ﺍﻟﻘﻤﺮ‬ ‫ﺍﻟﺼﻨﺎﻋﻲ ﻟﺘﺤﺪﻳﺚ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻭ ﻳﻤﻜﻦ‬ ‫ﻭ ﺃﻳﻀﺎ ﺿﻤﻦ ﻫﺬﻩ ﺍﻟﻘﺎﺋﻤﺔ ﺍﻟﻔﺮﻋﻴﺔ‬ ‫ﺇﺟ ﺮﺍء ﻋﻤﻠﻴﺔ ﺍﻟﺘﺤﺪﻳﺚ ﺃﻳﻀﺎ ﻋﻦ‬ ‫ﻳﻤﻜﻦ ﺿﺒﻂ ﺍﻟﺒﻴﺎﻧﺎﺕ ﺍﻟﺮﻗﻤﻴﺔ ﻣﺜﻞ‬ ‫ﻃﺮﻳﻖ ﺟﻬﺎﺯ ﺍﻟﻜﻤﺒﻴﻮﺗﺮ ﻣﻦ ﺧﻼﻝ‬ ‫: ﻣﺨﺮﺝ ﻃﻮﻝ ﺍﻟﺤﺰﻣﺔ ) ﺑﺎﻟﺒﺎﻳﺖ‬ ‫ﺍﻟﻠﻮﺣﺔ ﺍﻟﺨﻠﻔﻴﺔ .‬ ‫‪ ( bytes‬ﻭ ﻣﺪﺧﻞ ﻭ ﻣﺨﺮﺝ ﻣﻨﺎﻓﺬ‬ ‫ﺟﺪﺍ ﻟﻢ ﻳﺘﺄﺛﺮ ﺟﻮﺩﺓ ﻗ ﺮﺍءﺓ‬ ‫‪ ، ASI‬ﻭ ﻳﻤﻜﻦ ﺿﺒﻂ ﻣﺨﺎﺭﺝ ﺑﻴﺎﻧﺎﺕ‬ ‫ﺍﻟﺮﻳﺴﻴﻔﺮ .‬ ‫ﻭ ﺑﺎﻟﻨﺴﺒﺔ ﻟﻘﺎﺋﻤﺔ ﺿﺒﻂ ﺍﻟﻘﻨﻮﺍﺕ‬ ‫ﺍﻟﻤﻮﺟﺔ ﺏ 881 ﺃﻭ 402 ﺑﺎﻳﺖ ﻛﻄﻮﻝ‬ ‫ﻓﺎﻧﻚ ﺗﺨﺘﺎﺭ ﺃﻱ ﺍﻟﻘﻨﻮﺍﺕ ﺍﻟﺘﻲ ﻳﺠﺐ ﻓﻚ‬ ‫ﻟﻠﺤﺰﻣﺔ . ﻭ ﻃﻮﻝ ﺍﻟﺤﺰﻣﺔ 881 ﻳﻌﻨﻰ‬ ‫ﻣﻦ‬ ‫ﺍﻟﻌﺪﻳﺪ‬ ‫ﻫﻨﺎﻙ‬ ‫ﺷﻔﺮﺗﻬﺎ ﻣﻊ ﺍﺳﺘﺨﺪﺍﻡ ﺍﻟﻜﺎﻣﺔ ، ﻭ ﺃﻳﻀﺎ‬ ‫ﺑﺪﻭﻥ ﻛﻮﺩ ﺗﺼﻮﻳﺐ ﺍﻟﺨﻄﺎء ﺍﻟﻤﺴﻤﻰ‬ ‫ﺍﻟﺨﺎﻧﺎﺕ ﺍﻟﻔﻨﻴﺔ ﺍﻟﻬﺎﻣﺔ‬ ‫ﺍﻟﺘﻨﻘﻞ ﺑﻴﻦ ﺍﻟﻘﻨﻮﺍﺕ ﺍﻟﺘﻠﻴﻔﺰﻳﻮﻧﻴﺔ ﻭ‬ ‫‪ ، Reed Solomon‬ﻭ ﺇﺫﺍ ﺗﻢ ﺍﺧﺘﻴﺎﺭ‬ ‫ﻟﻼﺳﺘﻘﺒﺎﻝ ﺗﻌﺘﻤﺪ ﻋﻠﻰ‬ ‫ﺍﻹﺫﺍﻋﻴﺔ ﻭ ﻳﻘﻮﻡ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺑﺘﻤﺮﻳﺮ‬ ‫ﻫﺬﺍ ﺍﻟﻨﻮﻉ ﻳﺠﺐ ﺿﺒﻂ ﻣﻮﺍﻟﻒ ‪QAM‬‬ ‫ﻭﺣﺪﺓ ﺧﻔﺾ ﺍﻟﺸﻮﺷﺮﺓ ﺍﻛﺜﺮ‬ ‫ﺇﺷﺎ ﺭﺍﺕ ﻗﻨﺎﺓ ﺍﻟﻤﻌﻠﻮﻣﺎﺕ ﺑﻨﻈﺎﻡ ‪VBI‬‬ ‫ﺇﻟﻲ 61 ﺑﺎﻳﺖ .‬ ‫ﻣﻨﻬﺎ ﻋﻠﻰ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻧﻔﺴﻪ‬ ‫ﺑﻄﺮﻳﻘﺔ ﺻﺤﻴﺤﺔ ﺑﺤﻴﺚ ﻳﻤﻜﻦ ﻣﺸﺎﻫﺪﺓ‬ ‫، ﻛﻤﺜﺎﻝ ﺃﻥ ﺍﻟﺘﺮﺩﺩ ﺍﻟﺨﺎﺹ‬ ‫ﻗﻨﺎﺓ ﺍﻟﻤﻌﻠﻮﻣﺎﺕ ﺑﻄﺮﻳﻘﺔ ﺻﺤﻴﺤﺔ‬ ‫ﻭ ﺑﻌﺪ ﺫﻟﻚ ﻳﻤﻜﻦ ﺍﻻﻧﺘﻘﺎﻝ ﺇﻟﻰ‬ ‫ﺑﺎﻟﺬﺑﺬﺑﺔ ﺍﻟﻤﺠﻠﻴﺔ ﻟﻮﺣﺪﺓ‬ ‫ﻋﻠﻰ ﺃﻱ ﺟﻬﺎﺯ ﺗﻠﻴﻔﺰﻳﻮﻥ ﻣﺠﻬﺰ‬ ‫ﺍﻟﻘﺎﺋﻤﺔ ﺍﻟﻔﺮﻋﻴﺔ ﺍﻷﺧﺮﻯ ﻭ ﻫﻲ ﺍﻟﺒﺤﺚ‬ ‫ﺧﻔﺾ ﺍﻟﺸﻮﺷﺮﺓ ﺗﻜﻮﻥ‬ ‫ﺑﺪﻳﻜﻮﺩﺭ ﻟﻤﺸﺎﻫﺪﺓ ﻗﻨﺎﺓ ﺍﻟﻤﻌﻠﻮﻣﺎﺕ .‬ ‫ﻋﻦ ﺍﻟﻘﻨﻮﺍﺕ ﻭ ﻫﻨﺎ ﻳﻤﻜﻦ ﺍﻟﺒﺤﺚ ﻋﻦ‬ ‫ﺍﻟﻘﻨﻮﺍﺕ ﻭ ﺇﺩﺧﺎﻝ ﻗﻴﻢ ﺍﻟﺘﺮﺩﺩ ﻟﻠﻨﺎﻗﻞ ﻭ‬ ‫ﺍﻻﺳﺘﺨﺪﺍﻡ ﺍﻟﻴﻮﻣﻲ‬ ‫ﺇﺫﺍ ﻛﺎﻥ ﺍﻟﻨﺎﻗﻞ ﻳﺮﺳﻞ ﺇﺷﺎ ﺭﺍﺕ ﺟﺪﻭﻝ‬ ‫ﺍﻟﺸﺒﻜﺎﺕ ‪ NIT‬ﻟﻨﻮﺍﻗﻞ ﺃﺧﺮﻯ ﻓﻴﻤﻜﻦ‬ ‫ﻟﻜﻲ ﻧﻔﺤﺺ ﺃﺩﺍء ﺍﻟﺮﻳﺴﻴﻔﺮ ﻗﻤﻨﺎ‬ ‫ﺃﻥ ﻧﺠﺮﻯ ﺍﻟﺒﺤﺚ ﺑﺈﺣﺪﻯ ﺍﻟﻄﺮﻳﻘﺘﻴﻦ‬ ‫ﺑﻀﺒﻂ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻻﺳﺘﻘﺒﺎﻝ ﻋﺪﺩ ﻣﻦ‬ ‫ﺍﻟﺒﺤﺚ ﻋﻦ ﺍﻟﻘﻤﺮ ‪ SAT‬ﺃﻭ ﺍﻟﺒﺤﺚ‬ ‫ﺍﻟﺒﺎﻗﺎﺕ ﻭ ﺍﻟﻘﻨﻮﺍﺕ ﺍﻟﺘﻲ ﺗﻌﻤﻞ ﻋﻠﻰ‬ ‫ﺍﻟﺸﺒﻜﻲ ‪ ، Network‬ﻭ ﻓﻰ ﺣﺎﻟﺔ‬ ‫ﻣﻌﺎﻣﻞ ﺗﺮﻣﻴﺰ ﻣﻨﺨﻔﺾ ﻭ ﻣﺮﺗﻔﻊ ، ﻭ‬ ‫ﺍﻟﺒﺤﺚ ﻋﻦ ﺍﻟﻘﻤﺮ ﻳﺘﻢ ﺍﻟﺒﺤﺚ ﻓﻰ‬ ‫ﻟﻘﺪ ﺍﺳﺘﻄﻌﻨﺎ ﺍﺳﺘﻘﺒﺎﻝ ﻗﻨﺎﺓ 1‪ Pgm‬ﻭ‬ ‫ﺟﺪﻭﻝ ‪ NIT‬ﺍﻟﻤﻮﺟﻮﺩ ﻓﻰ ﺃﻭﻝ ﺗﺮﺩﺩ‬ ‫ﻫﻲ ﻗﻨﺎﺓ ﻣﻔﺮﺩﺓ ,‪SCPC (11.135V‬‬ ‫ﺗﻢ ﺇﺩﺧﺎﻟﻪ .‬ ‫1-01 — ‪28 TELE-satellite & Broadband‬‬ ‫‪1/2007 — www.TELE-satellite.com‬‬
  3. 3. ‫ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻻﺣﺘ ﺮﺍﻓﻴﺔ ﻳﺠﺐ‬ ‫ﺍﺳﺘﻘﺒﺎﻝ ﺇﺷﺎ ﺭﺍﺕ ﺿﻌﻴﻔﺔ ﺟﺪﺍ ﺣﻴﺚ‬ ‫ﺍﻟﺘﺸﻐﻴﻠﻰ ﻟﻠﺮﻳﺴﻴﻔﺮ ﻭ ﻟﻜﻦ ﻫﺬﺍ ﺃﻣﺮ‬ ‫ﻳﻜﻮﻥ ﻗﺎﺩ ﺭﺍ ﻋﻠﻰ ﻣﻘﺎﻭﻣﺔ ﺍﻟﺘﺮﺩﺩﺍﺕ ﺫﺍﺕ‬ ‫ﺃﻥ ﺗﻈﻞ ﻋﻠﻰ ﻧﻔﺲ ﺍﻟﻨﺎﻗﻞ ﺍﻟﺬﻱ ﺗﻢ‬ ‫ﺗﻜﻮﻥ ﻫﻨﺎﻙ ﺍﻟﻜﺜﻴﺮ ﻣﻦ ﺍﻷﺧﻄﺎء ﻓﻰ‬ ‫ﻫﺎﻡ ﺟﺪﺍ ﺑﺎﻟﻨﺴﺒﺔ ﻟﻠﻤﻌﺪﺍﺕ ﺍﻟﺘﻲ ﻳﺘﻢ‬ ‫ﺍﻹﺷﺎ ﺭﺍﺕ ﺍﻟﻘﻮﻳﺔ ﺟﺪﻳﺎ ﺃﻭ ﺍﻟﻀﻌﻴﻔﺔ ﺟﺪﺍ‬ ‫ﺍﺧﺘﻴﺎﺭﻩ ﺑﻨﻔﺲ ﻃﺮﻳﻘﺔ ﺍﻟﻀﺒﻂ ، ﻫﻞ‬ ‫ﺍﻟﻨﺒﻀﺎﺕ ﺍﻟﺘﻲ ﺗﺤﺘﺎﺝ ﺇﻟﻰ ﻋﻤﻠﻴﺔ‬ ‫ﺗﺜﺒﻴﺘﻬﺎ ﻓﻰ ﺍﻟﻤﺮﻛﺰ ، ﻭ ﻫﻨﺎﻙ ﻃﺮﻳﻘﺔ‬ ‫ﻭ ﻳﺠﺐ ﺃﻥ ﺗﻜﻮﻥ ﻣﺨﺎﺭﺝ ﺍﻟﺼﻮﺭﺓ ﻭ‬ ‫ﺳﻤﻌﺖ ﻋﻦ ﺻﺎﺣﺐ ﻣﻮﻝ ﺗﺠﺎﺭﻯ‬ ‫ﺗﺼﺤﻴﺢ ﻣﺴﺘﻤﺮ ، ﻭ ﻻ ﻳﺴﺘﻄﻴﻊ‬ ‫ﺑﺴﻴﻄﺔ ﺟﺪﺍ ﻭ ﻟﻜﻦ ﻓﻌﺎﻟﺔ ﻓﻰ ﻃﺮﻳﻘﺔ‬ ‫ﺍﻟﺼﻮﺕ ﺑﺠﻮﺩﺓ ﻋﺎﻟﻴﺔ ﻭ ﺑﻤﺴﺘﻮﻯ ﺛﺎﺑﺖ‬ ‫ﺍﻟﺬﻱ ﻛﺎﻥ ﻳﺴﺘﺨﺪﻡ ﺭﻳﺴﻴﻔﺮ ﺍﺣﺘ ﺮﺍﻓﻲ‬ ‫ﻣﻌﻈﻢ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻣﻘﺎﻭﻣﺔ ﻫﺬﺍ ،‬ ‫ﺍﺧﺘﺒﺎﺭ ﺛﺒﺎﺕ ﺍﻟﺒﺮﻧﺎﻣﺞ ﺍﻟﺘﺸﻐﻴﻠﻰ‬ ‫، ﻭ ﻗﺪ ﺃﺛﺒﺘﺖ ﺷﺮﻛﺔ ‪ Jiuzhou‬ﺟﺪﺍﺭﺗﻬﺎ‬ ‫ﻛﻤﺼﺪﺭ ﺻﻮﺕ ﻟﻠﻤﻮﺳﻴﻘﻰ ﻟﻨﻈﺎﻡ‬ ‫ﻭ ﻟﻘﺪ ﻗﻤﻨﺎ ﺑﺘﺠﺮﺑﺔ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻣﻮﺩﻳﻞ‬ ‫ﻟﻠﺮﻳﺴﻴﻔﺮ ﻭ ﻫﻲ ﺗﺸﻐﻴﻞ ﺍﻟﺮﻳﺴﻴﻔﺮ‬ ‫ﻓﻰ ﺫﻟﻚ . ﻭ ﻟﻜﻦ ﻫﺬﺍ ﻟﻴﺲ ﻛﻞ ﺷﺊ ،‬ ‫ﺍﻟﺴﻤﺎﻋﺎﺕ ﻟﺪﻳﺔ ﺩﺍﺧﻞ ﺍﻟﻤﻮﻝ ؟ ﻛﻞ‬ ‫‪ DVB-2018BS‬ﻭ ﺗﻢ ﺍﻟﺘﻌﺎﻣﻞ ﻣﻊ‬ ‫ﻣﺪﺓ ﻃﻮﻳﻠﺔ ) ﻣﺜﺎﻝ ، ﻃﻮﻝ ﺍﻟﻠﻴﻞ ( ﻣﻊ‬ ‫ﻧﺤﻦ ﺩﺍﺋﻤﺎ ﻻ ﻧﻔﻜﺮ ﻓﻰ ﺛﺒﺎﺕ ﺍﻟﺒﺮﻧﺎﻣﺞ‬ ‫ﺍﻷﻣﻮﺭ ﻛﺎﻧﺖ ﺗﺴﻴﺮ ﺟﺪﻳﺎ ﺣﺘﻰ ﺣﺪﺙ‬ ‫ﺍﻷﻣﺮ ﺑﺪﻭﻥ ﺃﻱ ﻓﺸﻞ ! .‬ ‫ﺍﻧﻘﻄﺎﻉ ﻓﻰ ﺍﻟﻜﻬﺮﺑﺎء ﻭ ﻋﻨﺪ ﻋﻮﺩﺗﻬﺎ‬ ‫‪TECHNIC‬‬ ‫ﻋﺎﺩ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻟﻠﻌﻤﻞ ﻭ ﻟﻜﻦ ﺑﺼﻮﺕ‬ ‫ﻭ ﻋﻨﺪ ﺗﺸﻐﻴﻞ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻟﻢ ﻳﻜﻦ‬ ‫‪DATA‬‬ ‫ﻋﺎﻟﻲ ﺟﺪﺍ ﻭ ﺑﺎﻟﻄﺒﻊ ﻟﻢ ﻳﻌﺮﻑ ﺃﺣﺪ ﺃﻳﻦ‬ ‫ﻫﻨﺎﻙ ﺍﻟﻤﺰﻳﺪ ﻟﻜﻲ ﻧﻔﻌﻠﻪ ، ﻭ ﺑﺎﻟﻄﺒﻊ‬ ‫‪Manufacturer‬‬ ‫,‪SICHUAN JIUZHOU ELECTRIC GROUP CO., LTD‬‬ ‫ﻳﻮﺟﺪ ﻣﻔﺎﺗﻴﺢ ﻏﺮﻓﺔ ﺍﻟﻤﻌﺪﺍﺕ ، ﻻﻥ‬ ‫ﻳﻤﻜﻨﻨﺎ ﺗﻐﻴﻴﺮ ﺍﻟﻘﻨﻮﺍﺕ ﻣﻦ ﺧﻼﻝ‬ ‫‪17th Floor, China Youse Building, 6013 Shennan Avenue‬‬ ‫‪Futian District 518040, ShenZhen, GuangDong, CHINA‬‬ ‫ﻫﺬﺍ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻻﺣﺘ ﺮﺍﻓﻲ ﻏﻴﺮ ﻣﺼﻤﻢ‬ ‫ﺍﻷﺳﻬﻢ ﺃﻋﻠﻰ/ﺍﺳﻔﻞ ) ﻳﺤﺘﺎﺝ ﺍﻗﻞ ﻣﻦ‬ ‫‪Webpage‬‬ ‫‪www.jiuzhou.com.cn‬‬ ‫ﺃﻥ ﻳﻌﻮﺩ ﻟﻠﺘﺸﻐﻴﻞ ﻓﻰ ﺣﺎﻟﺔ ﻭﺿﻊ‬ ‫2 ﺛﺎﻧﻴﺔ ﻟﻠﺘﻨﻘﻞ ﺑﻴﻦ ﻗﻨﺎﺓ ﻭ ﺃﺧﺮﻯ (‬ ‫ﺍﻻﻧﺘﻈﺎﺭ ﺑﻌﺪ ﻋﻮﺩﺓ ﺍﻟﺘﻴﺎﺭ ﺍﻟﻜﻬﺮﺑﻲ‬ ‫ﺃﻭ ﺿﺒﻂ ﻣﺴﺘﻮﻯ ﺍﻟﺼﻮﺕ ﻣﻊ ﺍﻷﺳﻬﻢ‬ ‫‪Contact‬‬ ‫‪overseas@jiuzhou.com.cn‬‬ ‫ﺣﻴﺚ ﺍﻧﻪ ﻳﺠﺐ ﺃﻥ ﻳﻌﻤﻞ ﺑﻨﻔﺲ ﻃﺮﻕ‬ ‫ﻳﻤﻴﻦ / ﻳﺴﺎﺭ ﻭ ﻟﻜﻦ ﺑﺎﻟﻄﺒﻊ ﻟﻢ ﻳﻜﻦ‬ ‫‪Tel‬‬ ‫4778642-618-68+‬ ‫ﺍﻟﻀﺒﻂ ﺗﻤﺎﻣﺎ ﻋﻨﺪ ﻋﻮﺩﺓ ﺍﻟﻜﻬﺮﺑﺎء‬ ‫ﻫﻨﺎﻙ ﺩﻟﻴﻞ ﺑ ﺮﺍﻣﺞ ﺇﻟﻜﺘﺮﻭﻧﻲ ﻭ ﻻ ﻗﻮﺍﺋﻢ‬ ‫‪Fax‬‬ ‫3098642-618-68+‬ ‫ﻭ ﻫﺬﺍ ﻣﺎ ﻳﻔﻌﻠﻪ ﺑﺎﻟﻀﺒﻂ ﺍﻟﺮﻳﺴﻴﻔﺮ‬ ‫ﻣﻔﻀﻠﺔ ﻭ ﻫﻲ ﺍﻷﺷﻴﺎء ﺍﻟﺘﻲ ﻧﺠﺪﻫﺎ‬ ‫‪Model‬‬ ‫‪DVS-2018BS‬‬ ‫‪. DVS-2018BS‬‬ ‫ﻓﻰ ﺃﺟﻬﺰﺓ ﺍﻟﺮﻳﺴﻴﻔﺮ ﺍﻟﺘﺠﺎﺭﻳﺔ ، ﺇﻥ‬ ‫‪Function‬‬ ‫‪Professional Digital Satellite Receiver with 2 CI slots‬‬ ‫‪Input‬‬ ‫1-81831 ‪DVB-S, MPEG-2, ISO/IEC‬‬ ‫ﺗﻌﻠﻴﻖ ﺍﻟﺨﺒﺮﺍء‬ ‫‪Input frequency range‬‬ ‫)‪950MHz to 2150MHz (DVB-S‬‬ ‫+‬ ‫‪Input signal level‬‬ ‫‪-65 to -25dBm‬‬ ‫ﻫﺬﺍ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻣﺘﻴﻦ ﻭ ﺛﺎﺑﺖ ﺍﻷﺩﺍء ﺟﺪﺍ ﻭ ﻣﺰﻭﺩ ﻣﻦ ﻗﺒﻞ‬ ‫‪Symbol rate‬‬ ‫‪2.0 to 45.0 MS/s‬‬ ‫ﺍﻟﺸﺮﻛﺔ ﺍﻟﻤﻨﺘﺠﺔ ‪ Jiuzhou‬ﺑﺎﻟﻜﺎﺑﻼﺕ ﺍﻟﺨﺎﺭﺟﻴﺔ )‪ASI‬‬ ‫‪ ( BNC-BNC‬ﻭ ﺍﻟﻤﻼﺋﻤﺎﺕ ) ‪ XRL‬ﺇﻟﻲ ‪( BNC‬‬ ‫‪SCPC compatible‬‬ ‫‪yes, confirmed from 1.425 Msps‬‬ ‫. ﺑﻌﺾ ﺍﻟﻤﺰﺍﻳﺎ ﺍﻟﻤﻮﺟﻮﺩﺓ ﺑﺎﻟﺮﻳﺴﻴﻔﺮ ﻟﻢ ﺗﻘﻢ ﺍﻟﺸﺮﻛﺔ‬ ‫‪C/Ku compatible‬‬ ‫‪yes, any LOF can be entered manually‬‬ ‫ﺍﻟﻤﻨﺘﺠﺔ ﺑﺎﻹﻋﻼﻥ ﻋﻨﻬﺎ ﻣﺜﻞ ﻭﺟﻮﺩ ﺧﺪﻣﺔ ﻗﻨﺎﺓ ﺍﻟﻤﻌﻠﻮﻣﺎﺕ‬ ‫‪Video‬‬ ‫,)3:4( ‪ISO/IEC 13818-2, MPEG-2 MP@ML PAL/NTSC‬‬ ‫ﺃﻭ ﺍﺳﺘﻘﺒﺎﻝ ﺍﻟﻘﻨﻮﺍﺕ ﺍﻟﻤﻔﺮﺩﺓ ﺍﻗﻞ ﻣﻦ 5.1 ﻣﻠﻴﻮﻥ ﺭﻣﺰ/‬ ‫‪Peter Miller‬‬ ‫‪max resolution 720x576, 1.0Vp-p, 75 ohm‬‬ ‫‪TELE-satellite‬‬ ‫ﺛﺎﻧﻴﺔ ( ، ﻭ ﻳﻌﻴﺪ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻋﻤﻠﻴﺔ ﺿﺒﻄﻪ ﺫﺍﺗﻴﺎ ﺑﺴﺮﻋﺔ‬ ‫‪Test Center‬‬ ‫‪Audio‬‬ ‫:‪ISO/IEC 13818-3, MPEG-1 Layer I&II, output‬‬ ‫ﻋﻨﺪ ﺍﻧﻘﻄﺎﻉ ﻭ ﻋﻮﺩﺓ ﺍﻟﺘﻴﺎﺭ ﺍﻟﻜﻬﺮﺑﻲ .‬ ‫‪Poland‬‬ ‫‪single track, left, right and stereo, balanced and non-balanced‬‬ ‫-‬ ‫‪Power supply‬‬ ‫.‪87~265 V AC, 50/60 Hz, 35 W max‬‬ ‫ﺣﻴﺚ ﺃﻥ ﻫﺬﺍ ﺍﻟﺮﻳﺴﻴﻔﺮ ﻫﻮ ﻭﺣﺪﺓ ﺃﺳﺎﺳﻴﺔ ﻟﻠﻌﻤﻞ ﻓﻰ ﻣﺮﻛﺰ ﺗﺠﻤﻴﻊ ﻭ‬ ‫ﺗﻮﺯﻳﻊ ﺍﻟﻘﻨﻮﺍﺕ ﻓﺎﻥ ﺑﻌﺾ ﺍﻟﻤﺴﺘﺨﺪﻣﻴﻦ ﻗﺪ ﻳﻔﻀﻠﻮﻥ ﻭﺟﻮﺩ ﺑﻌﺾ ﺍﻟﻤﺰﺍﻳﺎ‬ ‫‪Dimensions‬‬ ‫‪480 x 320 x 45 mm‬‬ ‫ﺍﻟﻤﺘﻘﺪﻣﺔ ﻣﺜﻞ ﺍﺳﺘﻘﺒﺎﻝ ﻧﻈﺎﻡ ﺍﻹﺭﺳﺎﻝ 2:2:4 ﻭ ﺍﻟﺘﺤﻜﻢ ﻓﻰ ﺍﻟﺸﺒﻜﺔ ﻭ‬ ‫‪Hardware‬‬ ‫,‪Main chip: STi5518BQC, 81MIPS‬‬ ‫ﺍﻧﺴﺎﻕ ﺍﻟﺼﻮﺕ ﺍﻟﻤﺨﺘﻠﻔﺔ .‬ ‫‪FLASH: 16Mb, AV SDRAM: 32Mb‬‬ ‫1-01 — ‪www.TELE-satellite.com‬‬ ‫‪1/2007 — TELE-satellite & Broadband‬‬ ‫92‬

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