> > I disagree about having to have a EME class station if we put a > transponder on the moon. > The reason being, since the same side is always facing the earth, a > directional high gain antenna may be used on the transponder itself! > > Lee > W5LMM
How big antenna and what band should be used? Please calculate the best combination here: http://www.changpuak.ch/electronics/calc_10.php Note that you need about -120dBm signal to be heard in receiver. The path is about 400000km (240000 miles). -jari oh3uw ;-) _______________________________________________ Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb