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Eutelsat W3A satellite spectrum analyser plots

Spectrum analyser plots of the Ku band downlink frequency spectrums from Eutelsat W3A satellite.

Orbit: 7 deg east.   Recorded: 15 Sept 2005. Receive location: Chelmsford, Essex, UK

The spectrum plot below shows Ku band frequency spectrum from 10.7 to 11.7 GHz.  LNB LO=9.75 GHz

The top satellite spectrum trace is horizontal polarisation, lower trace is vertical polarisation.
 Observe if pin in LNB waveguide is horizontal or vertical.

Eutelsat W3A satellite spectrum 10.7 to 11.7 GHz


The spectrum plot below shows Ku band from 11.7 to 12.7 GHz.  LNB LO=10.6 GHz

Top satellite spectrum trace is horizontal polarisation, lower trace is vertical polarisation.

Eutelsat W3A satellite spectrum 11.7 to 12.7 GHz


The  satellite spectrum plot below shows Ku band frequency spectrum from 12.5 to 12.75 GHz on enlarged horizontal scale 250 MHz wide span.  LNB LO=10.6 GHz

 Top spectrum trace is horizontal polarisation, lower trace is vertical polarisation.

Eutelsat W3A satellite spectrum 12.5 - 12.75 GHz

► Page created 15 Sept 2005, amended 9 August 2015 Eric Johnston.

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