<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Well, 3m sizes gets you up to commercial quality service for 512kbps ~ 1.5Mbps QPSK modulation data rates to GEO easily with 5~10 Watts C-band. I wonder what it would do with regard to RX from the Moon which is far away, and most likely 10 GHz when the gateway station is operational? <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Wouldn’t the distance alone require something of the order of 4.5m to 11m to have a focus rather than suffer from the noise reflected from a very broad lunar landscape? <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’m lazy and haven’t done a link budget at that distance .. if someone was interested to do it, I would volunteer to help with that analyses. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> Tacos <tacos-bounces+samudra.haque=gmail.com@amrad.org> <b>On Behalf Of </b>Iain McFadyen<br><b>Sent:</b> Saturday, February 6, 2021 8:00 PM<br><b>To:</b> tacos@amrad.org<br><b>Subject:</b> Fwd: [Moon-Net] 3 METER DISH AVAILABLE IN MD<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal style='margin-bottom:12.0pt'>Just seen on another mailing list...<o:p></o:p></p><div><div><p class=MsoNormal>---------- Forwarded message ---------<br>From: <strong><span style='font-family:"Calibri",sans-serif'>Bart Jahnke via Moon-net</span></strong> <<a href="mailto:moon-net@mailman.pe1itr.com">moon-net@mailman.pe1itr.com</a>><br>Date: Sat, Feb 6, 2021, 23:54<br>Subject: [Moon-Net] 3 METER DISH AVAILABLE IN MD<br>To: Moon-Net 1 <<a href="mailto:moon-net@mailman.pe1itr.com">moon-net@mailman.pe1itr.com</a>>, VHF Reflector <<a href="mailto:vhf@w6yx.stanford.edu">vhf@w6yx.stanford.edu</a>><o:p></o:p></p></div><p class=MsoNormal><br><br>All,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:15.0pt;font-family:"Calibri Light",sans-serif;color:black;background:white'>ARRL has been informed that Science Applications International Corporation (SAIC) is in the process of dismantling a </span><span style='font-size:15.0pt;font-family:"Calibri Light",sans-serif'>3.0M RX/O AZ/EL PRIME FOCUS antenna with half shell deice and were wondering if hams would have any use for it or know someone that would? </span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:15.0pt;font-family:"Calibri Light",sans-serif'> It is currently deployed at the National Weather Service’s NOAA Center for Weather and Climate Prediction in Riverdale, Md and will be removed sometime in March. </span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:15.0pt;font-family:"Calibri Light",sans-serif'>SAIC says they have no use for it and would like to see this used (instead of recycled).</span><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:15.0pt;font-family:"Calibri Light",sans-serif'>If you have any interest, contact Ed Hare W1RFI at ARRL to discuss <a href="mailto:w1rfi@arrl.org" target="_blank">w1rfi@arrl.org</a></span> <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><span style='font-size:15.0pt;font-family:"Calibri Light",sans-serif'>73 Bart W9JJ</span><o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'>_______________________________________________<br>Moon-Net posting and subscription instructions are at <a href="http://www.nlsa.com/nets/moon-net-help.html" target="_blank">http://www.nlsa.com/nets/moon-net-help.html</a><o:p></o:p></p></div></div></div></div></body></html>