[Discuss-gnuradio] c++ question

2008-10-20 Thread Brett L. Trotter
I've got a relatively large array of maximal length LFSR masks I'd like to be able to use, there are of course a different number for each degree, increasing with the degree. I forgot that C++ doesn't support jagged arrays like C# so I created this great little jagged array with the 2nd dimension

[Discuss-gnuradio] updating 2D arrays or passing 2D arrays to blocks

2008-10-20 Thread Karthik Vijayraghavan
I am working on am imaging application where I get 3 inputs. A raw_signal which I need to image, an X signal and a Y signal. The X and Y signals tell me where I need to plot the signal that I receive. They correspond to voltages of a raster scanning system. The raw_signal goes into my block and bec

[Discuss-gnuradio] Cannot receive after one run of the code?

2008-10-20 Thread Zenny Zhang
Dear All, I am writing because I am really in need for some advice. I wrote a program that (1) receives from the sender and estimates the channel (2) switch to the transmitting mode and sends the channel estimation back to the sender (3) switch back to the receiving mode to receive data A while

[Discuss-gnuradio] Signal processing and GPU

2008-10-20 Thread inderaj
Has anyone tried using GPU for signal processing? Does anyone know of a reason why this would not be a good idea I am planning on starting on it this week, would appreciate inputs Thanks Inderaj ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

Re: [Discuss-gnuradio] Microblaze? Why not OpenRISC

2008-10-20 Thread Newell Jensen
My bad. Thanks for the explanation...I had been reading about the Microblaze compilers and just assumed (what not to do before you hit the list). -- Newell http://www.gempillar.com Before enlightenment: chop wood, carry water After enlightenment: code, build circuits ___

Re: [Discuss-gnuradio] Microblaze? Why not OpenRISC

2008-10-20 Thread Matt Ettus
Newell Jensen wrote: For the USRP2 why did you guys decide to go with the Microblaze soft processor (which is not open source) versus the OpenRISC core on OpenCores.org (which is open source)? Was it just the overhead that would have been needed to get it up and running (my guess) or was it s

Re: [Discuss-gnuradio] Microblaze? Why not OpenRISC

2008-10-20 Thread Johnathan Corgan
On Mon, Oct 20, 2008 at 2:00 PM, Newell Jensen <[EMAIL PROTECTED]> wrote: > For the USRP2 why did you guys decide to go with the Microblaze soft > processor (which is not open source) versus the OpenRISC core on > OpenCores.org (which is open source)? Was it just the overhead that would > have be

Re: [Discuss-gnuradio] Strange result with trondeaus/dbs

2008-10-20 Thread Johnathan Corgan
On Mon, Oct 20, 2008 at 7:12 AM, Per Zetterberg <[EMAIL PROTECTED]> wrote: > As I mentioned erlier I receive a signal only on the A-side when running the > trondeaus/dbs code on my flexrf1800. I just tried running on another USRP > also equipped with flexrf1800 (using the same PC and the same inpu

[Discuss-gnuradio] Microblaze? Why not OpenRISC

2008-10-20 Thread Newell Jensen
For the USRP2 why did you guys decide to go with the Microblaze soft processor (which is not open source) versus the OpenRISC core on OpenCores.org (which is open source)? Was it just the overhead that would have been needed to get it up and running (my guess) or was it something else? Thanks, -

Re: [Discuss-gnuradio] software defined antenna

2008-10-20 Thread Richard Jaeger
I have an experimental four-element phased array running with 4 short verticals for the 160M/80M ham bands using the four channels of the USRP. The beam steering is fully functional, but there are still a bunch of other issues to be solved to make it a usable system. Dick... ___

[Discuss-gnuradio] atsc data sample file needed

2008-10-20 Thread Achilleas Anastasopoulos
does anyone have atsc data captured by the usrp that i can download. Thanks Achjilleas ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

[Discuss-gnuradio] Wired Keyboard Sniffer

2008-10-20 Thread Glenn Richardson
Slashdot ran an article today that links to a video demonstrating a novel use of the USRP: the remote keyboard sniffer. Anyone for starting an identity protection business? Will Martin and Sylvain be posting their code for the rest of us hackers? Nice work, I look forward to reading their fi

[Discuss-gnuradio] Strange result with trondeaus/dbs

2008-10-20 Thread Per Zetterberg
Hi All, As I mentioned erlier I receive a signal only on the A-side when running the trondeaus/dbs code on my flexrf1800. I just tried running on another USRP also equipped with flexrf1800 (using the same PC and the same input signal). For this USRP there is no input signal on the A side nor on t

Re: [Discuss-gnuradio] rds on cgran

2008-10-20 Thread George Nychis
Dimitris Symeonidis wrote: I have uploaded the latest version of my RDS code on cgran: https://www.cgran.org/wiki/RDS i thought you might be interested feel free to send me any suggestions/bug reports Thanks for the add Dimitris! One thing I'm working on in CGRAN is the ticket system. I'm t

[Discuss-gnuradio] rds on cgran

2008-10-20 Thread Dimitris Symeonidis
I have uploaded the latest version of my RDS code on cgran: https://www.cgran.org/wiki/RDS i thought you might be interested feel free to send me any suggestions/bug reports Dimitris Symeonidis "If you think you're too small to make a difference, try sleeping with a mosquito!" - Amnesty Internati

[Discuss-gnuradio] OFDM output in spectrum analyzer

2008-10-20 Thread Natalia Olano
Hello, I am testing the OFDM trunk code 9798 in openSUSE 10.3 (i586). I run the benchmark_ofdm_tx.py script while having connected the USRP to a spectrum analyzer and to my surprise, using the default parameters of the script (those are: Modulation Type: bpsk, FFT length: 512, Occupied Tones: 200,

[Discuss-gnuradio] Help required in understanding backtrace

2008-10-20 Thread kaleem ahmad
Hi, I get following backtrace of my program, but I am unable to understand it as it is first time I am dealing with such backtrace. Can someone help me to understand it. At least give me some clue how I can understand it and find these errors. ---

[Discuss-gnuradio] install OFDM

2008-10-20 Thread Doo hwan Lee
Dear Experts I am a really novice of GNU radio. I just installed GNU radio and succeeded in run FM radio with USRP. Actually, my goal is to transmit and receive OFDM signals. http://www.gnuradio.org/trac/wiki/CygwinInstallMain I've read some source file of OFDM codes.. http://gnuradio.org/svn/gnu

[Discuss-gnuradio] gnu-discuss: USRP connection

2008-10-20 Thread Pedro Sánchez Canal
Hello, We are working with OpenSuse 11.1 and we have problems trying to connect the USRP, the O.S. recognizes it but we can't see the device. Anyone can help us? ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman