Re: [Discuss-gnuradio] Overrun issue and packet loss

2013-08-19 Thread Sam mite
can somebody please comment on it ? Thanks a head of time. -- Sam On Fri, Aug 16, 2013 at 10:11 AM, Sam mite wrote: > I am facing Overrun issue on 500K sampling rate with USRPN210. I see an > 'O' after irregular time intervals when I use my flowgrpah . PC is directly > connected to USRP with

Re: [Discuss-gnuradio] How does probe level works

2013-08-19 Thread Mike Jameson
Hi Dilip, Have a look at the scanoo GRC flowgraph build in GNU Radio 3.7 which uses the probe functions for spectrum sensing: https://github.com/m0mik/scanoo This is the GRC flowgraph in question: https://raw.github.com/m0mik/scanoo/master/apps/scanoo.com_rx.grc The 'Function Probe' block is u

Re: [Discuss-gnuradio] Overrun issue and packet loss

2013-08-19 Thread Andrew Davis
Try running it without anything else on the network or on your computer, not even X11. Andrew On Mon, Aug 19, 2013 at 3:44 AM, Sam mite wrote: > can somebody please comment on it ? Thanks a head of time. > > > -- > Sam > > > > On Fri, Aug 16, 2013 at 10:11 AM, Sam mite wrote: > >> I am facing

Re: [Discuss-gnuradio] Make tests failed when Building for version 3.7.1git

2013-08-19 Thread Tom Rondeau
On Mon, Aug 19, 2013 at 8:29 AM, Damon wrote: > Hi all, > > I tried installing GNUradio v3.7.1git. The build completed, but several of > the build tests fail. > > The OS is Ubuntu 12.04 32bit, with kernel version Linux > 3.2.0-51-generic-pae. CPU is Intel® Core™ i7-3770 CPU @ 3.40GHz × 8 . > > The

Re: [Discuss-gnuradio] QT GUI RANGE Widget doesn't work in grc

2013-08-19 Thread Tom Rondeau
On Thu, Aug 15, 2013 at 10:56 AM, Andrey Khoroshun wrote: > Hello Tom! Thanks for your reply. > Qt-4.8.2 from Slackware_14_64 package > QWT-5.2.1, built from sources. Configured by qmake with default options. > PyQt-4.9.1 from Slackware_14_64 package as a PyQt4 module > PyQwt-5.2.0, built from sou

Re: [Discuss-gnuradio] How to use gr-audio on Windows?

2013-08-19 Thread Tom Rondeau
On Wed, Aug 14, 2013 at 8:04 PM, Luong Tan Phong wrote: > Sorry for my misstake. > > When I move my program to new PC, it can't read data from soundcard. I'm still a little confused. You have a Windows machine that you can use with gr-audio. You have a /second/ Windows machine that cannot use g

Re: [Discuss-gnuradio] Possible diagnosis for issue 520, hier_block2::disconnect_all() misbehavior

2013-08-19 Thread Tom Rondeau
On Sat, Aug 17, 2013 at 12:33 PM, Kevin Reid wrote: > (I would have sent this as a comment on the issue tracker, but creating an > account didn't seem to give me permission to comment.) See this in the FAQ for posting: http://gnuradio.org/redmine/projects/gnuradio/wiki/FAQ#How-can-I-post-on-thi

[Discuss-gnuradio] GR_TEST_TARGET_DEPS Settings?

2013-08-19 Thread Michael Dickens
I recently posted a "my bad", but it lead me to wonder why "make test" was failing. I had commit 64f8434d0 from 02-August-2013 installed, and had built commit 9be83a4d from 16-August-2013 and was executing "make test" from that build directory. Tests were failing because a symbol was missing f

Re: [Discuss-gnuradio] GR_TEST_TARGET_DEPS Settings?

2013-08-19 Thread Johnathan Corgan
On Mon, Aug 19, 2013 at 4:24 PM, Michael Dickens wrote: > I'm happy to hack through this and figure out what needs to set and to > what. But, I'd prefer a sanity check from others (Linux or OSX) that shows > that my beliefs are founded. So, can some other folks try -building- (not > installing

Re: [Discuss-gnuradio] How to use gr-audio on Windows?

2013-08-19 Thread Luong Tan Phong
My problem here: On Windows PC1, I've install gnuradio with gr-audio (using portaudio) from source code, write a program to read data from LineIn port on sound card. Every thing is OK. On Windows PC2: 1. I copy the gnuradio dlls from PC1 to PC2 (don't install gnuradio), included portaudio.dll,

[Discuss-gnuradio] Meet up in Rio de Janeiro, Brazil, or Santiago, Chile

2013-08-19 Thread Johnathan Corgan
I'll be in Rio de Janeiro the week of August 26 and in Santiago the following Mon/Tue, teaching a couple of private GNU Radio classes. Eu gostaria de reunir-se com os usuários de rádio GNU locais para tomar uma cerveja (ou dois) e discutir rádio software. Me gustaría reunirme con los usuarios de

[Discuss-gnuradio] AssertionError: udp_zero_copy

2013-08-19 Thread Sam mite
Hi list, I am using gnuradio 3.6.3rc0 and uhd UHD_003.005.000-26-gb65a3924. USRP is N210 with a GPSDO. GNU C++ version 4.6.3. Linux Ubuntu 12.04 LTS. I am getting following error: terminate called after throwing an instance of 'uhd::assertion_error' what(): AssertionError: ::send(_sock_fd, (

[Discuss-gnuradio] Make fails and gives the following

2013-08-19 Thread sanjeeb
Johnathan Corgan corganenterprises.com> writes: > > On Thu, Feb 12, 2009 at 2:03 AM, Emil Molin gmail.com> wrote: > > >> > after doing ./bootstrap and then ./configure > >> > > >> > make gives the following message: > >> > > >> > libtool: Version mismatch error. This is libtool 2.2.6, but the

Re: [Discuss-gnuradio] Overrun issue and packet loss

2013-08-19 Thread Sam mite
Andrew thanks for your reply. I open terminal only (on ubuntu12.04 LTS), no other application/window. Running the command again gave me following output. Testing receive rate 0.50 Msps O Benchmark rate summary: Num received samples:149995956 Num dropped samples: 1815 Num ove