[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]

Re: Software Defined DSP Satellite Radio Project?

At 06:45 PM 11/1/2000 -0800, Darrell Bellerive wrote:
>An idea has been floating around in my mind for a few years and I wonder
>if it is feasible. That is to build a software defined DSP satellite
>radio as a group project.
>With the lack of an open source software defined DSP satellite radio
>commercially manufactured, is it possible for a group of hams to design
>and build such a radio that would be easily duplicated in kit form and
>encourage experimentation. Perhaps even introduce hams to satellite
>operation or high speed digital satellite operation.
>There seems to be some good success lately in the software defined radio
>(SDR) with the Kachina, Pegasus, and DSP-10. Could we build on this work
>and other work and create a transmitter receiver strip for use with
>transverters that was optimized for satellite operations? A radio that
>would not only allow the ever popular voice, CW and 1200/9600 packet,
>but be a framework for high speed digital modes and new emission types.
>A number of questions need to be answered:
>1) Is there sufficient demand for such a radio? Would this increase the
>number of hams on the satellites or at least on the digital satellites?

I would love to have one.

>2) Is there sufficient resources to design, build prototypes, kit,
>develop software, produce documentation, etc. to develop the radio? Is
>the TAPR model of producing TNCs, etc. something to be considered?
>3) Can this type of project be managed and built with the use of the
>Internet as a communications medium much like open source software is
>created? Elecraft and the DSP-10 seem to benefit from this model.
>I for one would participate in such a project, but do not have the
>expertise in hardware design and construction or DSP programming.
>However, I could build user interface and control software. I suspect
>that I am like a number of hams who would have expertise in one or two
>areas, but not all disciplines to take on such a project by ones self.
>As a group I would expect that the collective expertise would be

No expertise in this (I'm a retired educator) but I surely would like to  help.

>Comments please!
>Darrell Bellerive
>Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
>To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org

Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org