Re: [Discuss-gnuradio] FSK demodulation

2014-06-20 Thread Marc Miller
On Thu, Jun 19, 2014 at 12:35 PM, Marcus Müller wrote: > Hi Marc, > > > Currently, I am trying to implement correlation receiver using FIR > filters. I am looking into polyphase filterbank channelizer to implement > correlation, but currently unable to do so because I currently do not > know how

[Discuss-gnuradio] usrp e110 in standalone mode ?

2014-06-20 Thread Wafa Elhajhmida
Hi, I made an application on usrp e110 to send datas. I would like to make it operate in a standalone mode. Have you any suggestions to deal with this issue ? Thanks for help. Best regards, Wafa HAJ HMIDA ___ Discuss-gnuradio mailing list Discuss-gn

Re: [Discuss-gnuradio] FSK demodulation

2014-06-20 Thread Marcus Müller
Hi Marc, On 20.06.2014 09:38, Marc Miller wrote: > ADC in N210 is sampling at 100Msps, so you are saying that I can get > processing gain (better SNR) if I set the USRP sink sample rate higher > than IMsps i.e usrp_sink.sample_rate(3.125e6) instead of > usrp_sink.sample_rate(1e6) . Right ? Also I r

[Discuss-gnuradio] Why SWIG has been selected as C++ wrapper for Python for GNURadio ?

2014-06-20 Thread Joe D
Hi All This is a question intended for the Software designers and maintainers of the GNURadio Is there a specific reason / advantage of using SWIG as a C++ wrapper over using other avaialble wrappers for C++ as Boost.Python , Cython etc in the context of GNURadio ? Thanks! Joe __

Re: [Discuss-gnuradio] Why SWIG has been selected as C++ wrapper for Python for GNURadio ?

2014-06-20 Thread Martin Braun
On 06/20/2014 10:34 AM, Joe D wrote: > This is a question intended for the Software designers and maintainers > of the GNURadio > > Is there a specific reason / advantage of using SWIG as a C++ wrapper > over using other avaialble wrappers for C++ as Boost.Python , Cython > etc in the con

[Discuss-gnuradio] Creating OOT module

2014-06-20 Thread sreena p h
Hi I have written a block in python and was trying to create an out of tree module as given in the gnuradio tutorial.  While using cmake ../ the following error occured.  CMake Error: CMake can not determine linker language for target:gnuradio-dec CMake Error: Cannot determine link language for t

Re: [Discuss-gnuradio] Why SWIG has been selected as C++ wrapper for Python for GNURadio ?

2014-06-20 Thread Marcus Müller
Hi Joe, Disclaimer: I haven't been around when SWIG was introduced into GNU Radio. These are somewhat educated guesses, but since I've had *some* fun with SWIG, I wondered myself and this is what I rationalized. - SWIG was around at the time GNU Radio was rewritten, which must have been around 20

Re: [Discuss-gnuradio] Creating OOT module

2014-06-20 Thread Marcus Müller
Hi Sreena, 1. have you added your block using gr_modtool? otherwise, cmake won't notice it's there. 2. if you have, what version of GNU Radio are you using? Support for python-only OOT modules have but recently been added. Greetings, Marcus On 20.06.2014 11:41, sreena p h wrote: > Hi > > I have

Re: [Discuss-gnuradio] usrp e110 in standalone mode ?

2014-06-20 Thread Mike Jameson
I use the Linux program called 'screen' to manage remote Linux instances and the same tool is great for running non graphical flow graphs too. If you start a program from within a 'screen' session then it will continue to run if you close your Terminal window: 1) use 'ssh username@192.168.10.x' t

[Discuss-gnuradio] Problem with firdes segfault

2014-06-20 Thread Bill Dailey
I had gnuradio working on my ubuntu system and was hoping I wouldnt have to clutter with something like this. I have reinstalled a couple of times and am geting this odd error. when I run my test block I get this: Executing: "/home/willy/top_block.py" Traceback (most recent call last): File "/

[Discuss-gnuradio] Difficulty with File Meta Source block

2014-06-20 Thread dushyant.marathe
Hi all, I want to use "File Meta source" & "File Meta sink" block from Gnu Radio. My flow graph configuration is as follows : signal source (sine wave) -> throttle -> Meta file sink (Output.out) Using above configuration I am able to write meta

Re: [Discuss-gnuradio] Difficulty with File Meta Source block

2014-06-20 Thread Tom Rondeau
On Fri, Jun 20, 2014 at 9:22 AM, dushyant.marathe wrote: > Hi all, > > I want to use "File Meta source" & "File Meta sink" block from Gnu Radio. > > My flow graph configuration is as follows : signal source (sine wave) -> > throttle -> Meta file sink (Output.out) > > Using above configuration I a

Re: [Discuss-gnuradio] Problem with firdes segfault

2014-06-20 Thread Tom Rondeau
On Fri, Jun 20, 2014 at 7:59 AM, Bill Dailey wrote: > > I had gnuradio working on my ubuntu system and was hoping I wouldnt have > to clutter with something like this. I have reinstalled a couple of times > and am geting this odd error. > > when I run my test block I get this: > Executing: "/hom

Re: [Discuss-gnuradio] Why SWIG has been selected as C++ wrapper for Python for GNURadio ?

2014-06-20 Thread Tom Rondeau
On Fri, Jun 20, 2014 at 5:42 AM, Marcus Müller wrote: > Hi Joe, > > Disclaimer: I haven't been around when SWIG was introduced into GNU Radio. > These are somewhat educated guesses, but since I've had *some* fun with > SWIG, I wondered myself and this is what I rationalized. > > - SWIG was aroun

Re: [Discuss-gnuradio] Why SWIG has been selected as C++ wrapper for Python for GNURadio ?

2014-06-20 Thread Marcus Leech
I find that it's relatively-common for people to criticize existing codebases because they don't use library , or aren't written in , or don't use .  The nice thing about computer-sciencey things is that there's *always* a multitude of pathways to achieve any given goal.  The fact that some group o

[Discuss-gnuradio] gnuradio + itpp error

2014-06-20 Thread Alex Weihkopf
Hello,   I am trying to use the ieee802.11 module by ccs labs (https://github.com/bastibl/gr-ieee802-11). I followed the installation instructions for itpp, but my flowgraph still fails.   The error message:    Traceback (most recent call last):   File "/home/***/Desktop/top_block.py", l

Re: [Discuss-gnuradio] Why SWIG has been selected as C++ wrapper for Python for GNURadio ?

2014-06-20 Thread Johnathan Corgan
On 06/20/2014 02:42 AM, Marcus Müller wrote: > - It was expected that if SWIG wasdone right, GNU Radio could end up > with multiple scripting language interfaces [2]. Nowadays, people are > content to use python, especially since we now (feels like yesterday) > have support to write gr::block clas

[Discuss-gnuradio] GPN '14 Karlsruhe

2014-06-20 Thread Martin Braun
Are there any SDR hackers at GPN '14 in Karlsruhe, Germany? I'll be hanging around with a USRP hacking some GNU Radio; I'd be interested to meet fellow SDR hackers. Also, we'll be talking aobut the results of the IEEE Signal Intelligence Challenge tomorrow afternoon (16:00 in ZKM Vortragssaal), i

[Discuss-gnuradio] QT Sink center frequency not working

2014-06-20 Thread Nowlan, Sean
Setting the center frequency in the QT Sink doesn't seem to work. It stays centered at 0 Hz. Center frequency seems to work fine with regular QT Frequency Sink. GNU Radio version is v3.7.4git-332-g34ee3b7d. I attached a GRC file. Sean ? qt_sink_test.grc Description: qt_sink_test.grc __

Re: [Discuss-gnuradio] gnuradio + itpp error

2014-06-20 Thread Bastian Bloessl
Hello Alex, On 20 Jun 2014, at 16:59, Alex Weihkopf wrote: > The error message: > > Traceback (most recent call last): > File "/home/***/Desktop/top_block.py", line 15, in > import ieee802_11 > File "/usr/local/lib/python2.7/dist-packages/ieee802_11/__init__.py", line > 37, in