[Discuss-gnuradio] GR 3.8 block deprecations (continuation from conference hackfest day)

Hi all, We started out with a surprisingly large group when discussing some of the upcoming changes for 3.8. If you were there and are interested in continuing to be involved please send me an email off-list so I can keep track and share appropriate resources. Thanks, Nathan

Re: [Discuss-gnuradio] Asking USRP to tag

There's some terminology that was ambiguous and/or wrong in the initial email, and the command to do this is not well known and still fairly new. See http://gnuradio.org/doc/doxygen/page_uhd.html#uhd_command_syntax and

Re: [Discuss-gnuradio] ticket info

Hi David, We were going through people that ordered multiple tickets and trying to get individual names and email addresses. Names for badges and email addresses to provide any last minute updates and we normally send a short survey asking for feedback after the conference. Eventbrite didn't

[Discuss-gnuradio] Updated gnuradio-3.7.10.1.tar.gz tarball and signature (was: gnuradio-3.7.10.1.tar.gz.asc)

and looking forward to seeing everyone at GRCon soon, Nathan On Thu, Aug 25, 2016 at 5:26 PM, Nathan West-GR <nathan.w...@gnuradio.org> wrote: > Hi, > > You're right! My mistake... Using GPG is still hard for me! I won't have > access to the right key to fix this for a few more hours,

Re: [Discuss-gnuradio] gnuradio-3.7.10.1.tar.gz.asc

Hi, You're right! My mistake... Using GPG is still hard for me! I won't have access to the right key to fix this for a few more hours, but the signature should be valid just not ascii armored output. $ gpg --verify gnuradio-3.7.10.1.tar.gz.asc gnuradio-3.7.10.1.tar.gz gpg: Signature made Fri 19

[Discuss-gnuradio] GNU Radio Release v3.7.10.1 is available

for v3.7.10.1 are available here: http://gnuradio.org/redmine/projects/gnuradio/wiki/ChangeLogV3_7_10_1 Information about the Live SDR environment is here: http://gnuradio.org/redmine/projects/gnuradio/wiki/GNURadioLiveDVD -Nathan West ___ Discuss-gnuradio mailing

[Discuss-gnuradio] Pending release v3.7.10.1

Hi all, Just giving a heads up that I expect to release GNU Radio v3.7.10.1 (a bug fix release) Wednesday evening (US eastern time). This will primarily be some GRC fixes and a few other miscellaneous things. If you have pending bug fixes you want to get in the release let me know and we can

[Discuss-gnuradio] GNU Radio v3.7.10 and v3.7.9.3 releases are available

...@users.noreply.github.com - Michael Dickens michael.dick...@ettus.com - Nathan West nathan.w...@gnuradio.org - Paul Cercueil paul.cercu...@analog.com - Paul David paul.da...@ettus.com - Philip Balister phi...@balister.org - Ron Economos w...@comcast.net - Sean Nowlan sean.now

[Discuss-gnuradio] VOLK v1.3 and v1.2.3 released

Hi all, This past weekend I released VOLK v1.3 and v1.2.3. I started using signed releases and a detached signature for release tarballs are available. For a record of releases and downloads see http://libvolk.org/releases.html For released notes on these releases see the tags in the git repo

Re: [Discuss-gnuradio] Pending feature freeze for GNU Radio Release v3.7.10

Yes, that should be this commit: https://github.com/gnuradio/gnuradio/commit/b64bd530ed55464f0b8eeec203c4c75df25f9810 On Wed, Jun 22, 2016 at 6:33 PM, Richard Bell wrote: > Excellent news. Does this branch include Toms fix for tags through rate > change blocks? > > On

[Discuss-gnuradio] GNU Radio release v3.7.9.2

- Marcus Müller marcus.muel...@ettus.com - Martin Braun martin.br...@ettus.com - Nathan West nathan.w...@okstate.edu - Nicholas Corgan nick.cor...@ettus.com - Paul Cercueil paul.cercu...@analog.com - Sean Nowlan nowl...@ieee.org - Sebastian Koslowski koslow...@kit.edu - Tim O'Shea

[Discuss-gnuradio] [VOLK] Release v1.2.2 - Build fixes!

.tar.gz Md5sum of tarball: 540e2c55e525c04920e0e63d0de530b3 Contributors - Jaroslav Škarvada jskar...@redhat.com - Nathan West nathan.w...@okstate.edu - Paul Cercueil paul.cercu...@analog.com - gnieboer gnieb...@corpcomm.net Changes This is a maintenance release the primarily

Re: [Discuss-gnuradio] Reading complex numbers from file dump.

On Mon, Jul 29, 2013 at 9:38 AM, Manu T S manu.t.s...@gmail.com wrote: Hi, I have created a file dump with samples from USRP output. Samples are in gr_complex format. Now I want to read data from the file to compute FFT. How can I read complex numbers in python from this binary file? --

Re: [Discuss-gnuradio] Gnuradio3.7 make error

On Mon, Jul 29, 2013 at 10:44 PM, Harry Zhang zhang...@gmail.com wrote: Hi, I'm using Ubuntu 12.04 and libboost1.46. I got the following errors when I make the project. libboost1.46 is known to cause problems with GNU Radio. Ubuntu 12.04 should have libboost1.48 available in the repos.

Re: [Discuss-gnuradio] Gnuradio3.7 make error

On Mon, Jul 29, 2013 at 11:55 PM, Gong Zhang zhang...@gmail.com wrote: Dear Nathan, I have tried the method in the URL but it does not work. The error remains. 2013/7/30 10:58, Nathan West wrote: On Mon, Jul 29, 2013 at 10:44 PM, Harry Zhang zhang...@gmail.com wrote: Hi, I'm

Re: [Discuss-gnuradio] how to raise the packet error rate in benchmark

On Sat, Jul 27, 2013 at 12:03 AM, Adeel Anwar adeela...@gmail.com wrote: In ur GR flowgraph, just add a const-multiply block before USRP-Sink and multiply the Tx signal with it. Set its value between 0-1. -Adeel On Fri, Jul 26, 2013 at 5:29 PM, yeran yeran0...@hotmail.com wrote: Hi Adeel,

Re: [Discuss-gnuradio] GR 3.4.2 sdcc issue...

On Fri, Jul 26, 2013 at 3:19 PM, Ralph A. Schmid, dk5ras ra...@schmid.xxx wrote: https://github.com/ttsou/gnuradio.git fedora17 And it seems to be 3.6.2... Ralph. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

Re: [Discuss-gnuradio] Network unreachable on Beaglebone Black

Phil has kept the gnuradio recipe in OE up to date, so you should be able to get the latest version you want. You may need to get a more recent version of Angstrom, though. Have you tried using opkg update/upgrade? If that doesn't work just try using a newer image. If you don't want to cross

Re: [Discuss-gnuradio] Gnuradio 3.6.x recipe for pybombs ?

On Sat, Jul 20, 2013 at 10:26 AM, M Dammer i...@mdammer.net wrote: This does not work. I am getting a branch not found, building HEAD instead like error and then it builds 3.7. It looks as the gitbranch part of the recipe really only works with branches while the version numbers are tags. Does

Re: [Discuss-gnuradio] Dev call on Youtube

On Thu, Jul 18, 2013 at 1:36 PM, Tom Rondeau t...@trondeau.com wrote: To watch the dev call live, follow this link: http://www.youtube.com/watch?v=Iyxv4H6QSwE Tom This is the latest and greatest feed: http://www.youtube.com/watch?v=Uk2_M_w0Tnc

Re: [Discuss-gnuradio] constellation algorithm at benchmark

On Wed, Jul 17, 2013 at 11:20 AM, yeran yeran0...@hotmail.com wrote: Hi Dear All, Recently, I've been working with benchmark_rx.py in narrowband. I'm using bpsk. I don't really understand what happens in the demodulator. In the generic_mod_demod.py, the receiver block act as the

Re: [Discuss-gnuradio] sustainable gnuradio MFLOPS for streaming processing

On Thu, Jul 11, 2013 at 3:57 PM, LD Zhang ldz10...@gmail.com wrote: Hi Folks, The number of sustainable gnuradio processing speed – I guess in terms of MFLOPS – is important for designing application. Suppose I have a FIR filter with a number of taps operating on a streaming sample of x Msps,

Re: [Discuss-gnuradio] sustainable gnuradio MFLOPS for streaming processing

On Thu, Jul 11, 2013 at 6:13 PM, LD Zhang ldz10...@gmail.com wrote: Hi, Please my comment below: You can probably get a rough estimate of the lower limit of your processors ability to do something like an FIR filter with some simple calculations: A 10-point FIR filter needs to do 10

Re: [Discuss-gnuradio] How to use constellation decoder

On Tue, Jun 25, 2013 at 3:44 PM, Stephen Harrison msteveharri...@gmail.com wrote: Hi, I am struggling to use the constellation decoder. I saw this post, but it does not work for me. http://gnuradio.4.n7.nabble.com/Constellation-Decoder-GRC-Help-td36508.html#a34137043 from gnuradio import

Re: [Discuss-gnuradio] GUI problems with 3.7

On Fri, Jun 21, 2013 at 3:39 PM, Tom Rondeau t...@trondeau.com wrote: On Fri, Jun 21, 2013 at 12:41 PM, Marcus D. Leech mle...@ripnet.com wrote: There are safe uses for unconstrained string functions. Just, well, not very many... -- Marcus Leech No. Never, ever, ever is it ok. I say

Re: [Discuss-gnuradio] correlator in gnuradio

Just a sanity check here... let's say your access code is 001100 and your threshold is 3. Then you receive 000101. So clearly the received access code is 001010 with 2 errors. As bits stream through you'll have more than one instance where there are = 3 bit errors (output is 002321), which

Re: [Discuss-gnuradio] Regarding exponential operator in gnuradio

http://gnuradio.org/doc/doxygen/gr__expj_8h_source.html On Monday, June 10, 2013, vamshi krishna dodla wrote: Hi all, does gnuradio have an exponential operator (like e^jw). If not how to implement it in gnuradio. -- Thanks Regards Vamshi Krishna Dodla

Re: [Discuss-gnuradio] can't compile C++ example

On Tue, May 14, 2013 at 9:53 PM, Gong Zhang zhang...@gmail.com wrote: 于 2013/5/15 0:50, Tom Rondeau 写道: On Tue, May 14, 2013 at 2:08 PM, Gong Zhang zhang...@gmail.com wrote: Hi, I wanna execute the dial_tone.cc example.So I execute g++ dial_tone.cc -I /usr/local/include/gnuradio/

Re: [Discuss-gnuradio] Simple signal processing

On Wed, Apr 24, 2013 at 1:37 PM, Charles Hearn cmh...@virginia.eduwrote: I'm new to working on gnuradio (experience operating it with a usrp but not developing for it) so hopefully someone can help me out a bit here. I want to write a module to compare different signals, looking for

Re: [Discuss-gnuradio] Error while running gr-modtool

On Tue, Apr 23, 2013 at 10:16 AM, Nada ABDELKADER nada.abdelka...@etu.upmc.fr wrote: Hi all, I'm trying to add new module following the tutorial in http://gnuradio.org/redmine/**projects/gnuradio/wiki/**OutOfTreeModuleshttp://gnuradio.org/redmine/projects/gnuradio/wiki/OutOfTreeModules .

Re: [Discuss-gnuradio] gnuradio on ARM

On Mon, Mar 25, 2013 at 9:38 AM, Sid Boyce g3...@blueyonder.co.uk wrote: I have discovered an odd happening on the ODROID-X that I'll have to take up with them. root@G3VBV:~# swapon -a swapon: /swapfile: swapon failed: Function not implemented root@G3VBV:~# swapon /swapfile swapon:

Re: [Discuss-gnuradio] Adding a custom modulation

On Sun, Apr 7, 2013 at 8:00 PM, 连非儿 felia...@live.cn wrote: Hi. I am testing my custom modulation scheme ppm.py. I followed this post http://lists.gnu.org/archive/html/discuss-gnuradio/2010-12/msg00265.html to register this modulation into mods/demods. I added a line import ppm in

Re: [Discuss-gnuradio] SNR estimation in ofdm using preamble symbol

On Saturday, April 6, 2013, Pradeep Borado wrote: HI , i am doing a project on channel estimation in ofdm . I want to estimate the SNR of the recievd symbol using the preamble symbol. Please let me if i can do this in GNU radio. http://gnuradio.org/doc/doxygen/group__snr__blk.html Tom

Re: [Discuss-gnuradio] debugging benchmark.py

On Sat, Apr 6, 2013 at 12:46 PM, Karan Talasila karan@gmail.com wrote: HI, I am trying to see communication between two usrp's using tunnel.py on two virtual ports gr0 and gr1, so i am trying to run tunnel.py on 2 usrp's in my lab using gmsk. I am unable to receive packets in the

Re: [Discuss-gnuradio] Offest Multiple Access Channel

On Thu, Apr 4, 2013 at 12:45 PM, Manu T S manu.t.s...@gmail.com wrote: Hi Everyone, I need help regarding a problem. It's a Multiple Access Channel problem but one of the source is offset by half a symbol period. source1 ---

Re: [Discuss-gnuradio] PSK modulation (along with packed vs unpacked bytes)

I've done a lot of code reading the last 2 weeks and worked on a custom PSK modulator (basically hierarchical 2/4psk). I've tested it at baseband on everything seems good, so I'm hoping now to use something like benchmark{rx,tx} to test it ota. I've built a couple of sample flowgraphs. The

Re: [Discuss-gnuradio] Very low packet loss rate for the discontinuous BPSK communications- the analysis and looking for solution

On Sat, Mar 16, 2013 at 2:19 PM, Alex Zhang cingular.a...@gmail.com wrote: Yes, that is what I am thinking. And try to solve this problem for the non-differential bpsk. Can the known preamble can solve this problem? I am investigate this way. I think that's what the access code in the packet

Re: [Discuss-gnuradio] adding python block to gnuradio

On Thu, Mar 14, 2013 at 2:58 AM, Serhat BOYNUKALIN serhatboynuka...@gmail.com wrote: 1. step: bynkln@ubuntu:~$ gr_modtool.py create qpsk Module directory is ./gr-qpsk. Creating directory... Copying howto example... Unpacking... Replacing occurences of 'howto' to 'qpsk'... Done. Use

Re: [Discuss-gnuradio] adding python block to gnuradio

On Thu, Mar 14, 2013 at 4:27 AM, Serhat BOYNUKALIN serhatboynuka...@gmail.com wrote: it is possible to add qpsk as a block to grc just using python code? It's already there. Search for PSK Modulator. M is the variable to change the modulation order. 4 will give you PSK. 2013/3/14 Nemanja

Re: [Discuss-gnuradio] adding python block to gnuradio

On Wed, Mar 13, 2013 at 5:57 AM, Mohammed Ramadan eng_mo7med2...@yahoo.comwrote: i made python block and want to add it to module in gnuradio, i open the directory of the module and use gr_motool add -t source filename.py. the tool created the .cc file and .h but as templates no processing

Re: [Discuss-gnuradio] RF/Data Acquisition Hardware Supported

2013/3/8 Juan Daniel Fernandez Martinez jdfernan...@icesi.edu.co: Hi everyone, Which is the harware supported by GNU Radio for data acquisition? (besides USRP) http://gnuradio.org/redmine/projects/gnuradio/wiki/Hardware ___ Discuss-gnuradio mailing

Re: [Discuss-gnuradio] How to know the number of bits/packets transmitted

On Fri, Mar 8, 2013 at 6:33 PM, manjusha yandamuri.ma...@gmail.com wrote: Yes,you are right..I attached the wrong screen shot..My vector source doesn't repeat and I would like to know both Bit rate and Number of bits transmitted. I've gotten the impression you're looking for a bit count

Re: [Discuss-gnuradio] bit error rate

I am trying to find the Bit error rate for a vector signal.I get a error rate of 0.528(i am assuming it to be 52%) when i don't transmit and an error rate of 0.625000 when i transmit. Am i right on this??i dont understand the logic behind it.. Also,is 52% not too high??!!! Around 50%

[Discuss-gnuradio] heterogeneous block io signature and QA

I'm trying to make a block with mixed input types. Something along the lines of: if somebyte = x do foo to complex input, send to complex output else // somebyte = y do bar to complex input, send to complex output I thought I figured out the io signature because it compiled, but it's

Re: [Discuss-gnuradio] AttributeError: 'module' object has no attribute 'square_ff'.

Someone can correct me if I'm wrong, but I think this is the error that happens if you haven't run `ldconfig` (on Ubuntu). Try `sudo ldconfig` There's a gnuradio wiki page that explains what it does somewhere. On Sun, Feb 24, 2013 at 11:42 PM, Omer Omer omer9...@yahoo.com wrote: hi everyone,i

Re: [Discuss-gnuradio] AttributeError: 'module' object has no attribute 'square_ff'.

On Mon, Feb 25, 2013 at 2:05 PM, md...@nycap.rr.com wrote: Nathan West nathan.w...@okstate.edu wrote: Someone can correct me if I'm wrong, but I think this is the error that happens if you haven't run `ldconfig` (on Ubuntu). Try `sudo ldconfig` There's a gnuradio wiki page

Re: [Discuss-gnuradio] Work around for gr.multiply_cc( ) for non NEON enabled ARM devices

Ah, I neglected the context of wanting to run volk_profile. Sorry! :-) You might first try just manually creating ~/.volk/volk_config and setting whatever kernel you need set to generic. Unless I'm mistaken you don't really need to whole config. On Fri, Feb 15, 2013 at 12:09 PM, Tom Rondeau

Re: [Discuss-gnuradio] QA Testing fixed, possible problem

On Tue, Feb 12, 2013 at 2:51 AM, Martin Braun (CEL) martin.br...@kit.edu wrote: On Mon, Feb 11, 2013 at 03:09:04PM -0500, Brooke Hayden wrote: I finally just took out the line that was returning the error and the testing passed (square_ff = square_ff.make;). Not sure why that line would be

Re: [Discuss-gnuradio] Tutorial 1 (C++) QA testing

Hi, I had the same issue a couple of weeks ago. I forget what the differences were, but I remember the code that comes with GNU Radio working, so check here: http://gnuradio.org/redmine/projects/gnuradio/repository/revisions/master/show/gr-howto-write-a-block I chalked up the differences to the

Re: [Discuss-gnuradio] benchmark duplex

This is your third time sending the same email that was already answered by Alex Zhang (https://lists.gnu.org/archive/html/discuss-gnuradio/2013-01/msg00507.html). If Alex's answer was unsatisfactory you will have to provide some more detail. On Fri, Feb 1, 2013 at 2:02 PM, Dong Wang

Re: [Discuss-gnuradio] Non-deterministic behavior

This might be easier to get help with if you sent some code or a GRC file. Or we can go with 21 questions in which case I have my own :-) Are you getting any over/under flows (O's or U's being printed to console) when you run the flowgraph? Any output at all? On Thu, Jan 31, 2013 at 1:31 AM,

Re: [Discuss-gnuradio] installing gr_modtool

It sounds like you didn't add gr_modtool.py to your PATH. Check the README that comes with gr_modtool again. The installation instructions are To install, simply copy gr_modtool.py from this directory somwhere into your $PATH. A good place might be /usr/local/bin. -nwest On Fri, Jan 25, 2013 at

Re: [Discuss-gnuradio] bbn_80211_tx.py not working with Gnuradio 3.2.2 on Ubuntu 12.04

I've never used the BBN receiver, but I'd recommend downgrading gnuradio a bit further. CGRAN lists BBN compatibility with GR 3.1.1 ( https://www.cgran.org/wiki/BBN80211) Based on past discussion in the mailing list ( http://www.ruby-forum.com/topic/186522) it looks like blks exists in 3.1 and

Re: [Discuss-gnuradio] FSK performance as a function of Fd?

Hi! - response interleaved. (after some sucking at list management) -nw On Sat, Dec 15, 2012 at 5:48 PM, Joanna Rutkowska joa...@invisiblethingslab.com wrote: Hello, I've been trying to understand today how does frequency deviation (Fd) affect the performance of FSK modulation. More