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Help required in final tests before MarconISSta deinstalled

5 Feb 2019, 13:48 UTC
Help required in final tests before MarconISSta deinstalled
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The International Space Station MarconISSta experiment will cease on February 9. Martin Buscher DJ1MBB asks radio amateurs with suitable equipment to participate in final tests.
The MarconISSta is a spectrum analyzer payload that monitors parts of the frequency spectrum in VHF, UHF, L and S band from the ISS in order to analyze current use and availability of bands for satellite communication.
Martin Buscher DJ1MBB writes:
We were just informed that it is likely that MarconISSta will be deinstalled on February 9, 2019. This is about three weeks earlier than expected, so we quickly have to finish any outstanding activities. Therefore: All Power To The ISS!
We want to invite everybody who owns a UHF antenna, preferably with an e.i.r.p. of more than 50 dBW, to do transmissions to the ISS. These transmissions will be recorded by MarconISSta and we will publish the results here. This experiment is a nice way for you to test your antennas, while it is great for us and ARISS to evaluate the ARISS VHF/UHF antenna pattern.
Transmission Details:
• Transmission time: Whenever you see the ISS between now and February 9th.
• Frequency: 435-438 MHz. Please avoid 435.95 MHz (our reference frequency) and 436.5 ...

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