ABS-S System

ABS-S Advanced Broadcasting System-Satellite / dxsatcs experimental waveguide line

Chinasat 9 at 92.2°E - Asian footprint : proposal for high-frequency unit for receiving a circular wave vector L
                     
-diagram of the theoretical proposal for an experimental waveguide line, which I installed in the intake packet format ABS-S-
                
      --- waveguide line invented and designed : Roman Dávid _ author & founder of http://www.dxsatcs.com/ ---

                                                                Click on the picture for high resolution    
chinasat-9-at-92.2-abs-s-dxsatcs-waveguide-line-first-n
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                                            --- practical implementation of theoretical proposal ---

          --- check the quality of the waveguide line taken ABS-S packets from the orbital position 92.2° East ---

-Video records of measurements and analysis of packets in the standard ABS-S in place of reception Lučenec_Slovakia-
  
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                      23.10.2010                                                          23.10.2010

                       24.4.2010                                                             24.4.2010

                      28.11.2009                                                            28.11.2009

                             ---  Web dxsatcs.com founder  Roman Dávid  in action ---
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Chinasat 9 at 92.2°E : dxsatcs waveguide line of third generation with LNB Norsat 4206 AF

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                                                                              click for enlarge                                          
chinasat 9 at 92.2e-abs-s system-dxsatcs waveguide line of third generation-00n
                                                               --- date of first tests : 23.10.2010 ---

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ChinaSat 9 at 92.2°E:unusual single-polarity converter OrbSat O.SB 25 with waveguide flange C120

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                                                   --- Orbsat O.S B25-technical data from manufacturer ---
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Input frequency : 11.7 - 12.75 GHz
Output frequency : 950-2000 MHz
LOF frequency : 10 750 MHz
Noise Figure : 0.5 dB / f
Conversion Gain : 60 dB

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                                           --- small adjustment of the converter, which conducted the author ---
-unusual converter for offset types of antennas with a small diameter was initially designed to receive waves of
left-circular polarization of the satellite Chinasat 9 at 92.2°E.Author proposed a simple adjustment made
in order to install the converter for PF feedhorn with waveguide flange type C120.But all the measurements and
analysis, I performed only with the dxsatcs waveguide line of third generation .

                                                                             click for enlarge
chinasat 9 at 92.2e-abs-s system-single polarity lnb orbsat for part of KU band-00n
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Chinasat 9 at 92.2°E : dxsatcs waveguide line of second generation with Norsat 4206 AF

                                                                       Click for higher quality
Chinasat 9 at 92.2 e _ abs-s system_ dxsatcs waveguide line _002
                                                                                    
                                                                           download pdf
                            LNB Norsat 4206 AF : DRO,LOF stability +/-250 kHz,Gain 60 dB,IF=11.7-12.2 GHz

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                                                                   Roman Dávid - author & founder
                                                                   mail :
roman.david@dxsatcs.com