Re: [Discuss-gnuradio] Issue with Virtual Sink/Source

2015-01-12 Thread Johnathan Corgan
On 01/12/2015 05:44 PM, Johnathan Corgan wrote: > On 01/12/2015 02:25 PM, Richard Clarke wrote: > >> "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/hier_block2.py", >> line 93, in __getattr__ >> return getattr(self._impl, name) >> *AttributeError: 'top_block_sptr' object h

Re: [Discuss-gnuradio] Issue with Virtual Sink/Source

2015-01-12 Thread Johnathan Corgan
On 01/12/2015 02:25 PM, Richard Clarke wrote: > "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/hier_block2.py", > line 93, in __getattr__ > return getattr(self._impl, name) > *AttributeError: 'top_block_sptr' object has no attribute > 'virtual_source_0'* This may be r

[Discuss-gnuradio] Results from the inaugural CGRAN task force call

2015-01-12 Thread Martin Braun
To see the results from our call, see the call page on the wiki: http://gnuradio.org/redmine/projects/gnuradio/wiki/Call20150112 (also includes the link to the video). We are still looking for people who want to help with web dev stuff, in particular someone who can help with the design of the CGR

Re: [Discuss-gnuradio] Issue with Virtual Sink/Source

2015-01-12 Thread Richard Clarke
Hi, I'm having the same issue as Khalid. I just updated my GNU Radio source based installation on two different machines. On one of the machines I previously had a source installation of gnuradio 3.7.4. This machine runs Linux Mint 17.1, the other machine runs Ubuntu 14.04. A flow graph utilising

Re: [Discuss-gnuradio] U's and L's when running GNU Radio

2015-01-12 Thread Marcus Müller
Hello Khalid, On 01/12/2015 03:18 PM, khalid.el-darymli wrote: > Hi Marcus, Hi Sylvain, > > > Thank you for your response. I continue to get these U > even on a PC with really high specs. My suspicion is that the ULLL... don't stem from your PC being too slow, but from the fact tha

Re: [Discuss-gnuradio] Bluetooth Transmitter using GRC

2015-01-12 Thread Mostafa Alizadeh
Hi Jeff, What is your reason for saying: "Latency and tuning" of the N210 device isn't appropriate??? Best, Mostafa On Mon, Jan 12, 2015 at 2:52 PM, Jeff Long wrote: > On 01/10/2015 02:46 PM, vaibhav kulkarni wrote: > >> Hi All, >> >> I am searching for an implementation of a complete Bluetoot

Re: [Discuss-gnuradio] Request for volunteers: CGRAN Task Force (aka the PyBOMB Squad)

2015-01-12 Thread Martin Braun
Anyone, if you want to join the call, please join #gnuradio and ping me. Call is starting now. M On 01/07/2015 10:28 AM, Martin Braun wrote: > Poll is over -- > > Call is Monday, Jan 12th, 19:00 CET. I'll be posting an event on the G+ > page. > > If you weren't on the poll, you can of course s

Re: [Discuss-gnuradio] VOLK WG January call

2015-01-12 Thread West, Nathan
On Tue, Jan 6, 2015 at 9:36 AM, West, Nathan wrote: > VOLK people, > > It's time to schedule the next VOLK WG call. Enter availabilities > here: http://whenisgood.net/volkjan > > Agenda link will be posted when a date is picked. For now the planned > topics include: > * planning the split schedule

Re: [Discuss-gnuradio] b210 overflows and huge usb buffer

2015-01-12 Thread Marcus D. Leech
On 01/12/2015 12:17 PM, Juha Vierinen wrote: I managed to find a solution to this. I create a ram filesystem (tmpfs) and dump fixed length files there with gnuradio. I then move the files when they are complete to a persistent drive using another script. I don't know why I didn't think of this

Re: [Discuss-gnuradio] b210 overflows and huge usb buffer

2015-01-12 Thread Juha Vierinen
I managed to find a solution to this. I create a ram filesystem (tmpfs) and dump fixed length files there with gnuradio. I then move the files when they are complete to a persistent drive using another script. I don't know why I didn't think of this before. juha On Mon, Jan 12, 2015 at 11:30 AM,

Re: [Discuss-gnuradio] Error in Python file generated by GnuRadio Companion

2015-01-12 Thread PIGUET Damien
Hi Martin, and thank you for your help. The answer is gr-tutorial. Thanks to the correction suggested by Sebastian I can go beyond this step, but then GRC fails to find the library compiled and installed following the instructions in the tutorial: File "/usr/local/lib/python2.7/dist-packag

Re: [Discuss-gnuradio] Gr-Specest: window not passed? [Solved]

2015-01-12 Thread Ludwig Stephan (CR/AEH4)
Hi List, I got the error: welch_impl.cc:83 std::vector window shadows the variable with the same name (l. 81), albeit uninitialized, outside the if case. I will provide a pull request tonight. Best regards Stephan Ludwig Robert Bosch GmbH Corporate Sector Research & Advance Engineering, Comm

Re: [Discuss-gnuradio] U's and L's when running GNU Radio

2015-01-12 Thread khalid.el-darymli
Hi Marcus, Hi Sylvain, Thank you for your response. I continue to get these U even on a PC with really high specs. Please find below my answers to your questions. >> Do you use timed_commands? Yes, I do. In the python script, I simply use get_time_now() to query the times of b

[Discuss-gnuradio] Gr-Specest: window not passed?

2015-01-12 Thread Ludwig Stephan (CR/AEH4)
Hello Moritz, Hello List, I might have found some unintended behaviour in gr-specest. I claim that the content of const std::vector &window is not passed in the constructor, if called by the GRC block. I cannot explain why and ask for hints on how to correct the behavior. I could supply a patch

Re: [Discuss-gnuradio] Proposed Offline Tools: Header Generation, File Manipulation and Format Conversion

2015-01-12 Thread Martin Braun
On 01/12/2015 02:39 PM, Garver, Paul W wrote: > To use GNURadio as a data analysis platform, I've been developing a > few tools which I think will be useful for the general community. > These are primarily Python/command line tools intended to manipulate > prerecorded files. I'm airing them out he

[Discuss-gnuradio] Proposed Offline Tools: Header Generation, File Manipulation and Format Conversion

2015-01-12 Thread Garver, Paul W
To use GNURadio as a data analysis platform, I've been developing a few tools which I think will be useful for the general community. These are primarily Python/command line tools intended to manipulate prerecorded files. I'm airing them out here for some feedback to ensure I'm not duplicating

Re: [Discuss-gnuradio] b210 overflows and huge usb buffer

2015-01-12 Thread Jeff Long
On 01/11/2015 10:38 PM, Marcus D. Leech wrote: On 01/11/2015 10:26 PM, Juha Vierinen wrote: Hi, Now that the b210 timing issue now solved (thanks to Ian and Balint!), I'm trying to get samples to disk at about 50 MHz. I have more than I've streamed through programs like mbuffer before, to iro

Re: [Discuss-gnuradio] Bluetooth Transmitter using GRC

2015-01-12 Thread Jeff Long
On 01/10/2015 02:46 PM, vaibhav kulkarni wrote: Hi All, I am searching for an implementation of a complete Bluetooth stack on GRC 3.7 ( Including the Bluetooth Transmitter and Receiver) preferably working with USRP N210. So far I got this "gr-Bluetooth, Bluetooth for You could build one in the