In earlier times www.ero.dk had some good charts and tables for Europe, but now it was included in the cept.org website, and I guess the information may be still there, but deeply buried somewhere...
Ralph. > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of > Andre-John Mas > Sent: Wednesday, April 03, 2013 3:38 AM > To: Alexandru Csete > Cc: [email protected] > Subject: Re: [Discuss-gnuradio] Radio frequency range description list? > > Hi Alexandru, > > There are certainly charts and tables of this data, but from what I have seen > they are either in non-machine parsable format (PDF) or they are targeted at > commercial entities or government organisations. > > If there is already something corresponding to what I looking for, that is > machine parsable and suitable for open source use, then I will gladly shift my > focus to what already exists. I don't want to duplicate effort if I don't need > to. > > If you know of any open source software that already has a data file of a sort, > then I would be interested in knowing. > > Regards > > Andre > > Sent from my tablet > > On 2013-04-02, at 10:51, "Alexandru Csete" <[email protected]> wrote: > > > Hi Andre, > > > > I think it would be a mistake to consider a no reply on this list as a > > general no to your question. Clearly, there must be such databases out > > there, otherwise maintaining things like the US Frequency Allocation > > Chart [1] or the ITU-RR [2] would be a nightmare. How you get the > > source of those publications I do not know. There are also smaller > > databases embedded in various SDR and other receiver software out > > there that could be a starting point. > > > > I foresee two significant challenges in implementing your idea: > > - Most of the spectrum is allocated for multiple uses > > - Allocations are in most cases made for specific uses but they do not > > necessarily imply a specific configuration > > > > I think it will be a big help for you to narrow down the scope as much > > as possible. > > > > [1] > > http://en.wikipedia.org/wiki/File:United_States_Frequency_Allocations_ > > Chart_2011_-_The_Radio_Spectrum.pdf > > [2] http://www.itu.int/pub/R-REG-RR > > > > > > On Tue, Apr 2, 2013 at 5:29 AM, Andre-John Mas <[email protected]> wrote: > >> Hi, > >> > >> In the absence of any existing solution I am interested in trying to > >> put something together, possibly as a GitHub project? > >> > >> Although a Wiki could be used, my focus is on a solution that is > >> machine parsable, so any application could make use of it. I am not > >> sure the best file format to use, but currently three come to mind: > >> - xml > >> - json > >> - csv > >> > >> From looking at some documents that list frequency allocations, I > >> figure that the files would be split into individual files, that > >> cover the allocation by ITU region, country and other group, with the > >> footnotes being in files separate to the allocation list, so that > >> they could eventually be localised if need be. Something like: > >> > >> frequency-allocations/ > >> itu_region1.txt > >> itu_region2.txt > >> eu.txt > >> uk.txt > >> us.txt > >> footnotes/ > >> ca.txt > >> us.txt > >> rules/ > >> us.txt > >> > >> > >> The fields I am thinking of are, at this point > >> - frequency range > >> - footnotes > >> - rules > >> - service type > >> - service category > >> - data format > >> > >> This is a first stab, so any feedback would be useful. One thing that > >> I seem to be struggling with is how best to specify information that > >> would make it clear which data encoder/decoder to be using. For > >> example, I can imagine an application detecting that you have > >> selected a frequency range that corresponds to GPS and brings a view > >> that shows the GPS data in a human readable form or that you are in a > >> range that represents broadcasts TV and brings up a view that shows the > broadcast data. > >> > >> It may also be useful to have a list of channels, according to service type? > >> > >> Please let me know what you think. > >> > >> Andre > >> > >> > >> > >> > >> > >> > >> ________________________________ > >> From: [email protected] > >> To: [email protected] > >> Date: Mon, 1 Apr 2013 01:13:17 +0000 > >> Subject: [Discuss-gnuradio] Radio frequency range description list? > >> > >> > >> Hi, > >> > >> Has anyone created a machine parsable file that lists radio > >> frequencies and what is covered by that range? > >> > >> At the simplest level I am thinking of something that would include > >> country code, a frequency range and the identifier to what that range > >> is, and possibly a string indicating typical data encoding. The idea > >> being when using a UI, such as Gqrx you would be able to have a label > >> identifying what sort of data you should be seeing and in other cases > >> use this information for automatically loading the right > >> configuration(s) for handling that frequency range. > >> > >> Andre > >> > >> _______________________________________________ > >> Discuss-gnuradio mailing list [email protected] > >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > >> > >> _______________________________________________ > >> Discuss-gnuradio mailing list > >> [email protected] > >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > >> > > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio _______________________________________________ Discuss-gnuradio mailing list [email protected] https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
