70 CM is not just for the ham bands, it is a shared band check the rules wa4hfn Damon
On Tue, Mar 4, 2014 at 2:30 PM, Howie DeFelice <howied...@hotmail.com>wrote: > Is CDMA an authorized emission type for the Amateur service? What is the > chipping rate/bandwidth of these? Don't the PRN sequences need to be made > public so as not to be classified as "encryption" ? Detailed specs on the > Sprites is in short supply. Has anyone done a link budget, seems like allot > of spreading gain is required to hear 10mW form a 300km orbit which > translates into allot of bandwidth in a part of the band usually reserved > for narrow band modes. The lack of transparency on many of these projects > that use the amateur bands seems to run against the spirit of amateur radio > in my opinion. > > Howie > AB2S > _______________________________________________ > 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 > _______________________________________________ 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
