Re: [Discuss-gnuradio] GSM spectrum: Invisible 200kHz carriers?

2011-06-05 Thread Alexander Chemeris
Hi, This doesn't look like a GSM signal. There some pictures of GSM spectrum captured with USRP on the internet. I don't have a link near my hands, but you can probably google them easily. Regards, Alexander Chemeris. On Jun 3, 2011 4:21 AM, "TheOperator" wrote: > > > Ben Wojtowicz wrote: >> Are

Re: [Discuss-gnuradio] Please Help in trellis gnuradio

2011-06-05 Thread smith mark
Hi Thanks Achilleas, after doing this I got the desired result. One more question please What if I want to simulate a noisy channel? If my flow graph is like the one shown below: vector source>trellis encoder> channel noise>viterbi or any decoder--->sink Do I have to make any furt

Re: [Discuss-gnuradio] OFDM Help

2011-06-05 Thread Usman Haider
Hi Kunal, I am planning to spend some more time on OFDM. Then, may be we can put all the stuff in a README file, after Tom or somebody checks that for us :). Usman On Fri, Jun 3, 2011 at 9:23 PM, Kunal Kandekar wrote: > I think this email exchange contains good documentation for (part of) the >