[Discuss-gnuradio] Re: FSK4 Demodulation on the FPGA

2010-12-08 Thread ikjtel
> Hey all, > Has anyone attempted to implement a C4FM demodulator on the Altera > Cyclone in the USRP1? Right now I'm hoping to do this to read > P25 encrypted packets on the FPGA instead of on the CPU, and I > wanted to know if it was possible. If so, could anyone could > point me to any sort o

Re: [Discuss-gnuradio] Effect of samples_per_symbol on benchmark_qt_loopback2.py

2010-12-08 Thread Ben Reynwar
I was using that many so I could see how it all worked better (plots with two samples per symbol are a little less intuitive to look at). I realize it's not of practical importance but I thought it was interesting. Cheers, Ben On Tue, Dec 7, 2010 at 9:27 PM, Tom Rondeau wrote: > On Tue, Dec 7, 2

Re: [Discuss-gnuradio] Using one USRP

2010-12-08 Thread adib_sairi
Michael Dickens-3 wrote: > > Hi Raj - Alice Crohas' MS thesis sounds similar to yours. She used 2 > USRP1's, one doing RX-audio, and the other doing the RX-sample and the > TX-audio. We discussed trying to do simultaneous RX/TX using the same > daughtercard on a given USRP, or different

Re: [Discuss-gnuradio] RuntimeError: bad lexical cast: source type value could not be interpreted as target

2010-12-08 Thread Tobias Schmid
I now rebuild uhd and gnuradio. But the error still occurs. Running uhd_find_devices I get the following outputs: linux; GNU C++ version 4.4.1 [gcc-4_4-branch revision 150839]; Boost_103900; UHD_0001.20101204162446.a51fb2e Warning: Could not locate USRP1 firmware. Please install the images p