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More from TELE-satellite ara (20)
Infosat
- 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
Download this report in
: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
- 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
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- 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