You can also find good priced used USRPs in ebay. I bought an used USRP 2 in ebay for 300 USD - it was worth every cent.
Rafael Diniz On 12/2/18 5:03 PM, Bruce Ferrell wrote: > On 12/2/18 3:47 AM, Colin Rowat wrote: >> >> I'm looking for an interesting Christmas present for my sons (ages 13 >> and 10) and wondered about software-defined radio. We're reasonably >> tech literate, but don't have any SDR experience. >> >> I'd thought that it could be interesting for them to see what sort of >> signals are passing through the air around us, and even identify and >> listen to some of them. >> >> I'd love something that: >> >> 1.is easy to use and can give an immediate reward out of the box - >> e.g. tuning into something they couldn't otherwise hear, or >> transmitting to walkie-talkies in the area. >> >> 2.allows room to grow, so that they can do more serious things with it >> if they're interested >> >> 3.can be used from an Android phone or a Raspberry Pi (nice, but not >> essential) >> >> 4.not too expensive >> >> Thus, I think I'd need both SDR hardware and an intro-level book/manual. >> >> I'd be grateful for any suggestions about how to get started with SDR. >> >> Thank you, >> >> Colin >> >> >> _______________________________________________ >> Discuss-gnuradio mailing list >> Discuss-gnuradio@gnu.org >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > Collin, > > Up until about two weeks ago I was looking for exactly what you're > asking for... And I've been a/ Electronics/radio/Linux "person" since > high school in the 70's! > > While How-to-obtain/build is great... And too much of the on-line stuff > stops at how to obtain/build OR dives directly off into deep > mathematics. Neither of those are very useful in how to use/get started. > > Then I found this set of tutorials on YouTube to be extraordinarily > useful: > https://www.youtube.com/playlist?list=PLRovDyowOn5F67h9nHN4RWqmvXyt18uj8 > > The cheapest SDR you can lay you hands on is an RTL-SDR v3 at about > $25... It can ONLY be a receiver, but you can get going listening. It > was my first. > > My second was the SDRplay one. I got rid of it as it's Linux driver was > closed... It was only available as a binary for very particular Linux > distros and they weren't the ones I was using. They spent a year saying > they would build for other distros and never did... Vexing. > > I then found the BladeRF, which I like but I have it in use in a > semi-dedicated role. > > I also play around with the ADALM-Pluto from analog devices. This one is > interesting in that it also has a built in Linux host > > My next, when I have spare money, will probably be a LimeSDR or > LimeSDR-mini > > Good luck! > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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