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Re: [Discuss-gnuradio] raw input data for those without hardware

From: Ben Reynwar
Subject: Re: [Discuss-gnuradio] raw input data for those without hardware
Date: Sun, 7 Aug 2011 16:06:46 -0700

On Sun, Aug 7, 2011 at 2:33 PM, Nick Foster <address@hidden> wrote:
> On Sat, 2011-08-06 at 21:56 -0700, Ben Reynwar wrote:
>> On Sat, Aug 6, 2011 at 5:29 PM, Nick Foster <address@hidden> wrote:
>> > On Sat, 2011-08-06 at 14:21 -0700, Ben Reynwar wrote:
>> >> I don't have any hardware and am looking for some raw input data to
>> >> play with.  It doesn't really matter what.  Where are good places to
>> >> find this?
>> >>
>> >> I faintly remember people asking this question here before, but
>> >> haven't come up with the right search terms to bring up those emails.
>> >
>> > Ben,
>> >
>> > Anything in particular you're looking for? If you tell me what
>> > transmission type you're interested in, I'm happy to put up some
>> > recordings, presuming I can hear it from where I am.
>> >
>> > --n
>> >
>> >>
>> >> Cheers,
>> >> Ben
>> >>
>> >> _______________________________________________
>> >> Discuss-gnuradio mailing list
>> >> address@hidden
>> >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>> >
>> >
>> >
>> I'm wanting to have a play with gnuradio with some real data, rather
>> than make-pretend software generated stuff, but don't have any
>> particular transmission type in mind.  I thought there were a couple
>> of websites where people had uploaded some dumps of various things,
>> but perhaps I'm wrong.
>> To be honest, I don't have a good idea of how complicated the common
>> transmission types are.  I'd like to have a crack at something digital
>> but other than that it would probably be best to be as simple as
>> possible.
> There's hundreds of different protocols that can be received with
> ordinary general purpose receivers and input to Gnuradio via an audio
> source block. As long as it fits into the bandwidth of a sound card, it
> should be fair game, and because these narrower signals are more easily
> received there tends to be more example data online in regular old .WAV
> format. Some examples: PSK31, RTTY, SSTV, APT, AIS, ACARS, POCSAG (if
> you can find it), the various trunking radio protocols, older MDT, lots
> of satellite telemetry.
> For higher bandwidth stuff, the offer still stands of course, I'll be
> happy to make a recording of whatever digital stuff you want to
> decode... so long as whatever comes out of it can go into Gnuradio. =)
> BTW that offer obviously goes for anyone else who wants example data to
> play with.
> --n

Thanks.  That list of example protocols was really useful.  Now I'm
finding plenty of stuff.

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