nvm, I see what I did wrong there! since I didn’t record it in the center, I need to off set the frequency and add a complex to mag block. Now I see it, very cool! how come baudline doesn’t need to do any those things to see the bits clearly? wish there’re more resources to learn baudline though...
> On Dec 6, 2015, at 7:03 PM, xun wang <[email protected]> wrote: > > Hi, I’m very new to SDR and I’m not an engineer, but I do have some > experience in programming, and I’m also very interested in learning all about > it signal processing. I played around with building an FM in gnuradio, GPS > simulation, pager decoding & ADS-B and they’re simple enough & fun with > readily built tools available. Now I want to go deeper into SDR. > > I went through Michael’s video tutorial and is the process of learning more > from various sources. Last night I borrow my friend’s Prius key fob and > recorded some files to take a look with my HackRF. I can’t seem to identify 1 > or 0s because it looks to have more than 2 possibilities to me. I’ve > processed the file to the best of my knowledge(which is not deep at all) > mainly based on the hint from Michael’s Lesson 8 & 9. Can someone take a look > and see what’s the next step I should do to further identify it? or it’s > already pretty clear and I just don’t see it due to my inexperience? thank > you! > > Here is a screenshot: http://imgur.com/1CXGcoJ > _______________________________________________ HackRF-dev mailing list [email protected] https://pairlist9.pair.net/mailman/listinfo/hackrf-dev
