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--- project:hgg:open_tasks:satellite_antenna [2012-01-12 08:46] – 87.180.39.132
+++ project:hgg:open_tasks:satellite_antenna [2012-01-12 09:16] (aktuell) – 84.56.182.161
@@ Zeile 16: / Zeile 16: @@
 with such antennas you can transmit to the existing hamsats
 with only 10-50 Watt rf power and you get a good receiver signal
+Antenna construction is a very wide field,
+search the net, especially for ham-radio antennas.
+Homemadekeing antennas is a nice and low cost occupation.
+There exists also free simulation software for antennas.
+Don't ask where exactly, just Google for keywords:
+Antenna +   yagi, beam, turnstyle, lindenblad, elevation,
+azimuth, circular, polarisation, reflector, dish, patch,
+stacked array .
+e.g. http://www.amsat.org/amsat/articles/w6shp/lindy.html