Re: Python 3.12 - No module named 'gnuradio' or 'pmt'

2024-02-13 Thread Brian Padalino
On Tue, Feb 13, 2024 at 3:27 PM Elmore Family wrote: > I just installed Python 3.12 and I got the subject error when running a > script that has been successful under 3.9.2. > > What is happening? > Check your PYTHONPATH versus where gnuradio is installed. Brian >

Re: RFNOC tutorial

2024-02-10 Thread Brian Padalino
follow to make sure I am following > the right path? > Any pointers would be appreciated! > This is better asked over at the USRP users mailing list since it's USRP and RFNoC specific: https://lists.ettus.com/list/usrp-users.lists.ettus.com I've got some pointers once you're signed up and ask over there. Brian >

Re: status of RFNoC Fosphor and build recommendations

2023-07-27 Thread Brian Padalino
the latest UHD (tagged is fine) and the latest main GNU Radio to get what you need. I've had issues getting the GUI to be responsive when the fosphor display is going, but I haven't spent a lot of time debugging it. I am attaching the yml for the rfnoc_image_builder X310 build I did that g

A Question About Gnuradio OOT Block Startup, Sleeping the Block

2022-12-15 Thread Brian Brown
ppreciated. Thanks in advance! Brian.

Re: How can I split a periodic signal?

2022-08-25 Thread Brian Padalino
reate the trigger and saved with the "Tagged File Sink". GRC and PDF screen capture both attached. Hope this helps. Brian burst_saver.grc Description: Binary data burst_saver.pdf Description: Adobe PDF document

Re: Problem using volk_32fc_s32fc_multiply_32fc function with vector params

2022-05-02 Thread Brian Padalino
ta in the array using the data() method: https://www.cplusplus.com/reference/vector/vector/data/ Brian >

Re: Resampling radio data

2021-02-17 Thread Brian Padalino
On Wed, Feb 17, 2021 at 12:02 PM Marcus Müller wrote: > Hi Brian, > > On 17.02.21 16:55, Brian Padalino wrote: > > On Wed, Feb 17, 2021 at 10:05 AM Marcus Müller muel...@kit.edu>> > > wrote: > > > > Oh, sorry, didn't mean to imply that! FFT interpola

Re: Resampling radio data

2021-02-17 Thread Brian Padalino
good benchmarks to look at for something like this. Obviously some numbers are better than others, but the general trend seems to skew towards the mid-thousands as being a decent number to target for maximizing throughput. Brian

Re: Resampling radio data

2021-02-17 Thread Brian Padalino
ing samples will be off due to the difference in FFT length, but otherwise I think it should work. Moreover, the FFT work can be done in parallel and utilize all the cores. I did a quick little test and I think it should work. Yes? Brian

Re: Resampling radio data

2021-02-16 Thread Brian Padalino
hould be very fast to do an FFT followed by an IFFT with some zero's shoved into a vector, especially with so many cores. Lastly, have you run fftw wisdom to get the fastest FFT performance? That might be useful as well. Let us know how your experimentation goes. This sounds interesting. Brian >

Re: Resampling radio data

2021-02-16 Thread Brian Padalino
? > > > > I am going to do the above with the following rates: 46Msps -> 50Msps, > 92Msps -> 100Msps. > How much of your bandwidth are you actually looking to keep intact? How fast is your host CPU? Brian >

Re: aliasing with X310 BasicRX (higher order Nyquist zone) ?

2020-07-20 Thread Brian Padalino
ll appear at both positive and negative frequencies, with the negative component being conjugated. So if you mix with 56.95MHz, it will take the conjugated negative signal of the conjugated desired signal and mix it to 0Hz. Then you can go through the decimation filtering however you want and everything is centered at 0Hz. Right? Brian

Researching Existing Work Done with GNU Radio and Hardware Accelerators

2020-07-14 Thread Brian Whitney
or existing open-source code repositories that address any of this somewhere that anyone can share with me or point me to? I apologize for the long message and appreciate any assistance or help provided! Thanks, Brian

Re: Large baseband spikes from gr-digital OFDM transmitter

2020-06-23 Thread Brian Padalino
gh Peak-to-Average-Power Radio (PAPR). You can look at PAPR reduction techniques, but otherwise you're in for around 10dB PAPR. Good luck. Brian >

Re: GNU Radio 3.7 on Ubuntu 20.04

2020-05-14 Thread Brian Padalino
On Thu, May 14, 2020 at 4:56 PM Alex Humberstone < alex.m.humberst...@gmail.com> wrote: > Brian, yeah good questions. So, the computers in my lab are going to all > be running Ubuntu 20.04 like next week, so we're forced to use that. Not > that I mind. I like Ubuntu a lot. And I'm

Re: GNU Radio 3.7 on Ubuntu 20.04

2020-05-14 Thread Brian Padalino
e anything special that you have to do? Any help > here would be super appreciated. Thanks in advance for your help everyone! > Just a couple clarifying questions: - Why do you feel you need Ubuntu 20.04 if you want to run GNU Radio 3.7? - Why do you need GNU Radio 3.7 instead of 3.8? Brian >

Re: Pip error

2020-05-12 Thread Brian Waters
You need to install pip. The way you do this depends on your operating system or distribution, but if you're running a Debian-derived linux distro like Ubunbu, try sudo apt installl python-pip python3-pip Then your command should work. BW On Tue, 12 May 2020 01:45:18 -0700

Re: GMSK bandwidth

2020-05-06 Thread Brian Padalino
d that GMSK provides 1 bit/symbol). > > Nevertheless, my signals have a bandwidth which is much larger than the > 200 kHz requirement. > What am I doing wrong? > I think you want something more like 3 symbols for your pulse duration. Not 156. Brian >

Re: Stucked on a trivial interpolation issue

2020-03-23 Thread Brian Padalino
terpolation mode when dealing with spectrum. What the repeat block does is a zero-order hold, and distorts the spectrum. Brian >

Re: Stucked on a trivial interpolation issue

2020-03-23 Thread Brian Padalino
gt;- How can I interpolate without filtering to obtain a linear >interpolation giving >- 1 1 1 / 1 1 1 / 1 1 1 / 1 1 1 / -1 -1 -1/ -1 -1 -1/ -1 -1 -1/ > > Try the repeat block: https://wiki.gnuradio.org/index.php/Repeat Brian

Re: SDR transceiver having independent mixer and ADC sampling clocks

2020-02-26 Thread Brian Padalino
to control a VCTCXO with a pullability of maybe +/-10ppm. Others use an analog PLL to lock to an externally supplied reference (like 10MHz or so). Most would probably want to keep jitter to a minimum and track the sampling offset digitally. You may want to look into what it might take to do that instead of expecting a clock to be perfect. Brian

Re: SDR transceiver having independent mixer and ADC sampling clocks

2020-02-25 Thread Brian Padalino
On Tue, Feb 25, 2020 at 2:00 PM Heikki Laamanen wrote: > Thanks Brian. You are right, there exists three VCOs and PLLs in the > AD9361 which can be controlled independently. > > > > AD9361 Reference Manual UG-570 shows a more detailed diagram in Figure 7. > on page 20. The b

Re: SDR transceiver having independent mixer and ADC sampling clocks

2020-02-24 Thread Brian Padalino
VCO based on > the information the receiver signal processing gives. The most > straightforward way to do this is to control the frequency of a VCO > wherefrom the ADC sampling clock is derived. > You need to be more specific regarding your jitter and phase requirements. Also remember that time is all completely relative. Lastly, what does accurate phase mean to you? Brian

Re: Help : UHD

2020-02-11 Thread Brian Padalino
tachment) on the top > ist TX and the bottom ist RX. > > Does anybody has a solution for this? > Add more attenuation between TX and RX and/or change the gain of your RX to be lower. Brian >

Re: FBMC

2020-02-02 Thread Brian Padalino
//gitlab.com/marmote/gr-marmote3 Brian

Re: Recommendation for high sample rate receiver?

2020-01-26 Thread Brian Padalino
th your existing code base. Right? Brian

Re: Recommendation for high sample rate receiver?

2020-01-26 Thread Brian Padalino
; resolution. I'm looking for 2 ns baseband samples from multiple > receivers to perform trilateration. > Interesting conflicting requirements with the baseband bandwidth of 6MHz but 500MSPS ADC. Are you sure you don't need a much wider baseband bandwidth as well? Brian

Re: BladeRF 2.0 xA4 error "Failed to open BladeRF device in GNU Radio

2019-12-13 Thread Brian Waters
-- Brian M. Waters br...@brianmwaters.net On Fri, Dec 13, 2019, at 5:48 AM, Fernando Peral wrote: > > I have just received my bladeRF 2.0. > > I have configured udev rules and upgrade bladeRF in ubuntu 18.04. It > seems the blade is working well, but I get this error when using

Re: [Discuss-gnuradio] need example Costas loop code

2019-03-11 Thread Brian Padalino
master but with an absolute link: https://github.com/gnuradio/gnuradio/blob/a664001c80d93b15ff819cda95ce1bc1ceb70078/gr-digital/examples/example_costas.py Clone the repo and use 'find' to get the .cc file. Brian ___ Discuss-gnuradio mailing list Discuss-

Re: [Discuss-gnuradio] [USRP-users] continous Tx voice transmission

2019-03-07 Thread Brian Padalino
al buffering had been filled up, the rate should settle out. The modified blocks could then send a message of actual sample rate to whoever needed to listen, and the appropriate sample rate could be figured out in the "resampling FIFO". What am I missing? Why w

Re: [Discuss-gnuradio] TX time control

2018-05-14 Thread brian
On Mon, May 14, 2018 at 08:13:13AM +, Yeo Jin Kuang Alvin (IA) wrote: > I would like to transmit for an amount of samples/seconds, and stop > transmitting for another few seconds and then transmit again. Example, > transmit 2s, stop for 3s and then transmit for 2s and rinse and repeat. You

Re: [Discuss-gnuradio] GNU Radio v3.7.11.6 no attribute to byte array error

2018-01-18 Thread Brian Clark
wrote: > Hi Brian, > > this came up today already, and seems solved by a patch: > > http://lists.gnu.org/archive/html/discuss-gnuradio/2018-01/msg00108.htm > l > > Maybe this helps, > best regards, > Marcus > > On Wed, 2018-01-17 at 19:00 +, Brian Clark w

[Discuss-gnuradio] GNU Radio v3.7.11.6 no attribute to byte array error

2018-01-17 Thread Brian Clark
r multiple google searches have identified the cause. This is true on a friends of mine build aswell so may be a wider problem. Is there something I am missing? and if so do you have any suggestions? Kind Regards Brian Clark ___ Discuss-gnuradio mailing li

Re: [Discuss-gnuradio] Updating variable by passing message

2017-08-12 Thread Brian
if you're looking for a constant FFT plot. Hope this helps and if there are any suggestions for a more refined solution that would be great. Brian -Original Message- From: "mohammad nejati" <tufa...@gmail.com> Sent: ‎12/‎08/‎2017 10:51 To: "discuss-gnuradio@gnu.o

[Discuss-gnuradio] Automatically Close GNURadio at completion

2017-07-31 Thread Brian Clark
Evening all, I am working on a project to realise some form of cognitive radio. I am new to GNURadio so please bear with me. I have so far successfully enabled a spectrum scan and can set a local variable based on this for the optimum channel. Additionally, I have been able to transmit that

[Discuss-gnuradio] Fwd: Fw: USRP Dual Receiver with N210 WBX

2017-07-25 Thread Brian Clark
Hi all, On behalf of another user with problems posting. We have a USRP2 N210 with WBX daughterboard. Is it possible to receive on two channels simultaneously. We have tried doing this using the TX/RX on one graph and the RX2 on another within the same window, this crashes the system. We then

[Discuss-gnuradio] Burst Shaper Problem

2017-07-17 Thread Brian
Good evening all, I am completing a project and attempting to send a file through two separate USRP using gnu radio. I have managed this with File Src>Packet Encoder> GMSK Mod > USRP Sink at the TX and USRP Src>Polyphase Clock Sync >Cost as Loop>GMSK Demod >Packet Decoder>File Sink. The

[Discuss-gnuradio] FW: Fwd: USRP Packet Decoder and Encoder

2017-07-05 Thread Brian
Hi all, I now have some success. One of my USRP was faulty. My problem is now that my received file is not complete( the first 150 lines are missing approx) -Original Message- From: "Brian" <clarkb...@gmail.com> Sent: ‎05/‎07/‎2017 07:47 To: "discuss-gnura

[Discuss-gnuradio] FW: Fwd: USRP Packet Decoder and Encoder

2017-07-05 Thread Brian
. Could it be a synch problem between the USRP or too noisyand is there a way to test the USRP back to back not over the air. -Original Message- From: "Brian" <clarkb...@gmail.com> Sent: ‎04/‎07/‎2017 19:33 To: "Mojtaba Mansour Abadi" <mansourabadi.m

[Discuss-gnuradio] USRP Packet Decoder and Encoder

2017-07-03 Thread Brian
I have a flow graph that currently has a packet encoder at the transmitter and an encoder at the receiver. I am attempting to send a file from one usrp to the other. On investigating the output of the receiver it would not appear that it is processing anything possibly because of the access

Re: [Discuss-gnuradio] Building gnuradio with Pybombs on MacOSX

2016-10-25 Thread Brian Cuthie
Hi Martin, Please see my original post under this subject title. It contained a few other 'gotchas' I found when building for MacOSX using Pybombs. -brian Sent from my iPhone > On Oct 25, 2016, at 11:41 AM, Martin Braun <martin.br...@ettus.com> wrote: > > Not quite relat

Re: [Discuss-gnuradio] Building gnuradio with Pybombs on MacOSX

2016-10-22 Thread Brian Cuthie
l/lib/libboost_regex-mt.dylib /opt/local/lib/libboost_thread-mt.dylib /opt/local/lib/libboost_chrono-mt.dylib /opt/local/lib/libboost_atomic-mt.dylib /opt/local/lib/liblog4cpp.dylib -lgsl -lgslcblas -lm ../../volk/lib/libvolk.1.3.dylib /opt/local/lib/liborc-0.4.dylib -Wl,-rpath,/Users/brian/Projects/gnu

[Discuss-gnuradio] Building gnuradio with Pybombs on MacOSX

2016-10-19 Thread Brian Cuthie
with the “-no_static” option. Again, this is a Mac specific thing. But a conditional directive in pybombs recipes might also help here. Any advice is welcome. Thanks in advance. -brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https

Re: [Discuss-gnuradio] BladeRF + osmosdr + gnuradio

2016-03-09 Thread Brian Padalino
h my gain settings I believe because the values I read don't make > sense. Does somebody have experience with this configuration? Please share > your settings. Don't use the numchan argument. That might be confusing things, but I am not 100% sure. Have y

Re: [Discuss-gnuradio] VOLK: fast way to log10()?

2015-09-15 Thread Brian Padalino
On a side note, this is extremely impressive and I wish I knew about it sooner: https://software.intel.com/sites/landingpage/IntrinsicsGuide/ There's a few different log10_ps (packed single) functions in there. Brian On Wed, Sep 16, 2015 at 12:24 AM, Dennis Glatting <gnura...@pki2.com>

Re: [Discuss-gnuradio] VOLK: fast way to log10()?

2015-09-15 Thread Brian Padalino
y a vector by a const that is equal to 10*log2(10) to get them to their final value. Not as efficient, potentially, but still an option if you want to learn VOLK. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] VOLK: fast way to log10()?

2015-09-15 Thread Brian Padalino
if no VOLK is involved. Brian On Tue, Sep 15, 2015 at 11:15 PM, Dennis Glatting <gnura...@pki2.com> wrote: > With the VOLK library, is there a way to compute the log10() of each > 32f in a buffer? > > That is: > > for( int i = 0; i < num; ++i ) >buf[i] = std::log10

Re: [Discuss-gnuradio] DC-block block

2015-03-20 Thread Brian Padalino
. Hopefully this helps. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Simple Frame Detection

2015-02-08 Thread Brian Padalino
to message each other to create feedback loops and convey downstream information to upstream processing elements which may care - things like SNR estimation, timing information, etc. I'm very interested to see how this all ends up. Brian ___ Discuss-gnuradio

Re: [Discuss-gnuradio] Distorted QPSK Constellation

2015-01-15 Thread Brian Padalino
exact phase you'll get the points when your system is setup correctly. The other phases will get ISI. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Distorted QPSK Constellation

2015-01-14 Thread Brian Padalino
nice points. Brian On Wed, Jan 14, 2015 at 2:51 AM, Martin Braun martin.br...@ettus.com wrote: On 01/14/2015 04:56 AM, Salman Dinani wrote: Hi to all, I am a beginner in using GNU radio(GRC). I have made a DQPSK transmitter using the blocks of GNU radio (attached Figure QPSK_1). when I

Re: [Discuss-gnuradio] Odd Behavior

2014-12-15 Thread Brian Padalino
probably negligible - though it is also worth while to try to investigate and see where the offset is coming from. Brian On Mon, Dec 15, 2014 at 6:22 PM, Richard Bell richard.be...@gmail.com wrote: I think I want to back off this claim of odd behavior. The more I think about general CPFSK

Re: [Discuss-gnuradio] gr-fcdproplus for non-Linux?

2014-01-17 Thread Brian Padalino
/questions/8920803/pthread-and-gcc-compiling-issue-on-os-x Hope this helps. Brian On Fri, Jan 17, 2014 at 10:33 AM, Michael Dickens m...@alum.mit.edu wrote: I was playing around with gr-fcdproplus https://github.com/dl1ksv/gr-fcdproplus in MacPorts just now, and it requires Linux (e.g., uses

Re: [Discuss-gnuradio] Again gr/bladeRF/gr-osmosdr/libusbx/gqrx do not fit together

2013-12-13 Thread Brian Padalino
#L525 I'll take a look at how we can help fix that on our end. Try updating libusb(x) in the meantime? Brian On Fri, Dec 13, 2013 at 12:25 PM, Ralph A. Schmid, dk5ras ra...@schmid.xxx wrote: Hi out there, Again the bundle of gr, bladerf, gr-osmosdr/iqbal, libusbx and gqrx do not fit together

Re: [Discuss-gnuradio] QAM Modulation-Demodulation in Loopback

2013-12-03 Thread Brian Padalino
the equation and just using GNURadio as simulation? You may want a throttle block in there. Take a look at the time domain and see if you are seeing things nicely between (-1,1) or if you see a big square and are pegged most of the time? Brian ___ Discuss

Re: [Discuss-gnuradio] Gauging interest for an SDR PA

2013-11-26 Thread Brian Padalino
bandwidths of the SDR signals? Also, curiously, do you have an efficiency in mind that you want to design for? Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Again bladerf / gqrx / gr-osmosdr

2013-10-10 Thread Brian Padalino
just rebuilt against everything last night and things seemed fine to me. Others have also reported success. Let me know how it goes. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss

Re: [Discuss-gnuradio] Again bladerf / gqrx / gr-osmosdr

2013-10-09 Thread Brian Padalino
the latest stuff? https://github.com/Nuand/bladeRF/blame/master/host/libraries/libbladeRF/include/libbladeRF.h#L851 Brian Ralph. -Original Message- From: discuss-gnuradio-bounces+ralph=schmid@gnu.org [mailto:discuss- gnuradio-bounces+ralph=schmid@gnu.org] On Behalf Of Ralph

Re: [Discuss-gnuradio] gqrx / gnuradio / BladeRF

2013-10-01 Thread Brian Padalino
Hi Ralph, I've noticed that as well, and we need to fix it. I believe it's a bug. Not sure if it's in libbladeRF or gr-osmosdr, but we're on it. Sorry for the inconvenience. Brian On Tue, Oct 1, 2013 at 3:14 AM, Ralph A. Schmid, dk5ras ra...@schmid.xxx wrote: Hi, Not exactly the perfect

Re: [Discuss-gnuradio] gqrx / gnuradio / BladeRF

2013-10-01 Thread Brian Padalino
is through IRC and/or using the issue tracker on github. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] bladeRF - gr-osmosdr - gqrx - bandwidth?

2013-09-13 Thread Brian Padalino
of 28MHz for the low-pass filters. It will definitely make a world of difference by actually applying the LPF and removing the aliasing. As for official support for gqrx, it's next on our list. We need to get on the gqrx mailing list and figure out what code we need to write. Brian

Re: [Discuss-gnuradio] bladeRF - gr-osmosdr - gqrx - bandwidth?

2013-09-13 Thread Brian Padalino
On Fri, Sep 13, 2013 at 3:58 PM, Alexandru Csete oz9...@gmail.com wrote: On Fri, Sep 13, 2013 at 3:53 PM, Brian Padalino bpadal...@gmail.com wrote: On Fri, Sep 13, 2013 at 2:19 AM, Ralph A. Schmid, dk5ras ra...@schmid.xxx wrote: Hi, I am using bladeRF with gr-osmosdr, gnuradio 3.7 and gqrx

Re: [Discuss-gnuradio] bladeRF and gnuradio?

2013-09-09 Thread Brian Padalino
does not. This will limit the effective samplerate, but we're working on getting it resolved. As for any other issues - anything specifically you're seeing that is an error and stopping the flowgraph? Brian ___ Discuss-gnuradio mailing list Discuss

Re: [Discuss-gnuradio] Low cost SDR hardware

2013-07-30 Thread Brian Padalino
Feel free to e-mail me directly off list if you'd like to discuss more. Brian Full disclosure: I'm involved with nuand and bladeRF. On Tue, Jul 30, 2013 at 12:25 AM, Manu T S manu.t.s...@gmail.com wrote: Hello everyone, A professor in my university wants to revive lab course

Re: [Discuss-gnuradio] ATSC Magic coupling constant

2013-07-30 Thread Brian Padalino
the NCO happens and losing 1/2 power? I did notice that sqrt(2)*5 = 7 - so maybe making your NCO a little less powerful might bring you to the correct power levels since I am assuming you aren't filtering in your chain since there is no image to filter out? Brian

Re: [Discuss-gnuradio] VITA49 - VRT Output from spectrum analyser

2013-05-15 Thread Brian Padalino
to find regarding VITA49 seems to be with reference to USRP. Can anyone offer any advice or pointers for where to start? I have some programming experience if that's what's needed. For curious minds - what is the make and model of the analyzer you are using? Thanks, Brian Thanks Charles

Re: [Discuss-gnuradio] Computer controllable antenna tuner

2013-05-13 Thread Brian Padalino
front end are all valid discussion points and completely on topic, in my opinion. Brian Greetings Marcus Am 11.05.2013 14:37, schrieb Juha Vierinen: Hi, Does anyone know a good antenna tuner with a serial port, usb or ethernet connection that allows you to tell the tuner what frequency

Re: [Discuss-gnuradio] i have a question about channel model block

2013-05-06 Thread Brian Padalino
Hi Irfan, You should check out the propagation models from the 3GPP, specifically in 3GPP TS 45.005 Annex C has some channel models you can take a gander at trying to model different types of terrain. Good luck! Brian On Mon, May 6, 2013 at 6:29 AM, Irfan Ullah irfancoms...@yahoo.com wrote

Re: [Discuss-gnuradio] Volk machine: ssse3_32 segmentation faults (was RE: How to diagnose make test failures)

2013-04-25 Thread Brian Stamper
since moved to boost-1.53 which has resolved most of those issues. I am following this thread with interest as we now have errors in i586 builds (Brian - I added details to your other thread that got no response) https://lists.gnu.org/archive/html/discuss-gnuradio/2013-04/msg00455.html Thank

[Discuss-gnuradio] Volk machine: ssse3_32 segmentation faults (was RE: How to diagnose make test failures)

2013-04-23 Thread Stamper, Brian
machine: ssse3_32 Segmentation fault I believe all of my code and dependencies are up to date, but maybe there is some unlisted dependency I'm missing? Thanks, Brian Stamper ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https

[Discuss-gnuradio] How to diagnose make test failures

2013-04-19 Thread Stamper, Brian
***Failed 1.23 sec 114/192 Test #114: qa_ctcss_squelch .***Failed 1.21 sec My question is how should I go about diagnosing the problems? Thank you, Brian Stamper ___ Discuss-gnuradio mailing list Discuss-gnuradio

Re: [Discuss-gnuradio] ofdm demodulation

2013-04-17 Thread Brian Padalino
, giving you a decent frequency offset estimate as well. At least, that's what I think would be useful. Does that make sense to you? Brian -- Regards Karan Talasila ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org

[Discuss-gnuradio] Redmine, GNU Radio Wiki and LaTeX

2013-04-07 Thread Brian Padalino
being silly and there's already a way to do it? Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Error in Interpolating FIR filter

2013-04-05 Thread Brian Padalino
a large flow graph might be like looking for a needle in a haystack. As a side note, what error gets thrown when this is in a straight C++ application? Is it more informative or equally as ambiguous? Is it possible to get the filter to throw the assertion/error versus the runtime? Brian

Re: [Discuss-gnuradio] Need help

2013-04-03 Thread Brian Padalino
to re-create a graph you're trying to make. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Talking about DSP and SDR [Was: On tunnel.py]

2013-04-02 Thread Brian Padalino
On Sat, Mar 30, 2013 at 3:09 PM, Tom Rondeau t...@trondeau.com wrote: I'd suggest that Brian start formatting the page based on the list he put above, but I think we might be better served by having someone come up with a full page for something, like the OFDM model you mentioned, so we can

Re: [Discuss-gnuradio] Talking about DSP and SDR [Was: On tunnel.py]

2013-03-30 Thread Brian Padalino
think you said it best: It's not easy, but communications is not easy. In fact, it's very, very hard. Seems to apply to every aspect of communication and is not limited to wireless. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

Re: [Discuss-gnuradio] bit error rate

2013-03-08 Thread Brian Padalino
/redmine/projects/gnuradio/wiki/SuggestedReading http://gnuradio.org/redmine/projects/gnuradio/wiki/SuggestedReadingOrder Sanity is hard to come by if you're dealing with magic. Good Luck! Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio

Re: [Discuss-gnuradio] How to get the carrier's frequency offset in PM demodulator?

2013-01-30 Thread Brian Padalino
how well that works. Give it a shot and let us know! Hope that helped. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] USB-3 40MHz BW 300MHz -3.8GHz SDR Transceiver 400 USD

2013-01-30 Thread Brian Padalino
on the support page or directly: http://nuand.com/bladerf.pdf It's a good SDR for a very palatable price. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] GNU Radio release 3.6.3 available for download

2013-01-16 Thread Brian Cuthie
Thank you!!! -brian On Jan 9, 2013, at 9:41 AM, Michael Dickens m...@alum.mit.edu wrote: On Jan 8, 2013, at 4:35 PM, Johnathan Corgan johnat...@corganlabs.com wrote: GNU Radio release 3.6.3 is available here: For Mac OS X GNU Radio users: This morning (1/9) I updated the MacPorts

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

2012-12-16 Thread Brian Padalino
or wrong but it's fun to think about. Thanks! Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] SRRC pulse shaping question

2012-12-04 Thread Brian Padalino
Have you taken into account the group delay of the filter? How long is your filter? Try sending zeroes at the end to flush your filter state? Brian On Tue, Dec 4, 2012 at 11:35 PM, George Sklivanitis george.sklivani...@gmail.com wrote: Hello all, I have a question applying to everybody

Re: [Discuss-gnuradio] SRRC pulse shaping question

2012-12-04 Thread Brian Padalino
You'll need to figure out how to flush the filter state and send actual 0+0j samples through. Maybe you can set a flag and multiply the samples coming out by 1 or 0 depending if you are flushing or not? Brian On Wed, Dec 5, 2012 at 12:11 AM, George Sklivanitis george.sklivani...@gmail.com

Re: [Discuss-gnuradio] Questions about OOK mod and demod

2012-07-18 Thread Brian Padalino
! Good luck! Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Real-time fading simulation?

2012-05-30 Thread Brian Padalino
then retransmit. Does that work? Brian I may be missing something however anyway I try construct this design on paper (which is variations on what I've been considering) the following issues seem to occur; -Many Daughterboards only have 1 Tx channel, which both the nodes must connect to, how

Re: [Discuss-gnuradio] Real-time fading simulation?

2012-05-29 Thread Brian Padalino
be programmable with your noise/fading profile, and with little host intervention create noise on the baseband then retransmit. Does that work? Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss

Re: [Discuss-gnuradio] RTT time of ping based on OFDM tunnel

2012-05-17 Thread Brian Padalino
? Are you running with any FEC? Sorry for all the questions. Brian Can any guru give your testing result? On Wed, May 16, 2012 at 10:41 PM, Alex Zhang cingular.a...@gmail.com wrote: Hi all, I did some experiments of Ping, between two USRP N210 nodes, over the OFDM link. I need to know if any

Re: [Discuss-gnuradio] RDS reception

2012-02-24 Thread Brian Padalino
to have their cake and eat it too: http://subgit.com/ Brian Philip The CGRAN RDS code seems abandoned, I'm thinking about cloning it to github so it can be converted to UHD and Cmake and fixed up. On Fri, Feb 24, 2012 at 1:31 PM,  mle...@ripnet.com wrote: I don't know about having

Re: [Discuss-gnuradio] discussion on USRP--Wall Socket for Power Line Comms

2012-02-21 Thread Brian Padalino
much perfect for this: http://www.onfilter.com/products.html?s=MSN01 Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] discussion on USRP--Wall Socket for Power Line Comms

2012-02-21 Thread Brian Padalino
to a USRP, or try to ship off samples through their 10/100 ethernet interface. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] A function named usb_control_msg

2011-11-29 Thread Brian Padalino
://libusb.sourceforge.net/doc/function.usbcontrolmsg.html Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Anyone do you know good GPS receiver Method?

2011-11-18 Thread Brian Padalino
) or straight C++. I am sorry that My English is not good Kouki Good luck - it's definitely not a trivial task, but it sounds extremely fun. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo

Re: [Discuss-gnuradio] Designing a good receiver

2011-06-02 Thread Brian Padalino
/McClaning_3_pt2.pdf They are from the book Wireless Receiver Design for Digital Communications, 2nd Edition, by Kevin McClaning. This is probably good reading in general. Good luck. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https

Re: [Discuss-gnuradio] How can we measure the frequency offsets between two USRPs?

2011-05-15 Thread Brian Padalino
Make sense? Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Questions about E100

2011-05-05 Thread Brian Padalino
with E100, or is it easy to get it?  What I would like to be able to do is obtain common C libraries and compile C code to run on the DSP. With a TI account, you can grab the free tools here: https://www-a.ti.com/downloads/sds_support/TICodegenerationTools/download.htm Brian

Re: [Discuss-gnuradio] Questions about E100

2011-05-05 Thread Brian Padalino
On Thu, May 5, 2011 at 6:07 PM, Brian Padalino bpadal...@gmail.com wrote: With a TI account, you can grab the free tools here:     https://www-a.ti.com/downloads/sds_support/TICodegenerationTools/download.htm Also, another good resource for all TI processors seems to be: http

[Discuss-gnuradio] Dual Gigabit Ethernet PCIe FPGA Card

2011-04-19 Thread Brian Padalino
are looking for an intermediary with low-latency between a USRP N-device (or two of them?). Just raising awareness on, what I think, is a pretty decent deal. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman

Re: [Discuss-gnuradio] TI vs Freescale DSP for open-source development

2011-01-28 Thread Brian Padalino
/Compiler_Releases I don't know what the licensing is like, but I thought I'd let you know you can at least generate code without paying $2k. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] GNURadio is disappointing [was: Greeting and a question]

2011-01-20 Thread Brian Padalino
patches in GNU Radio. Thanks for the soapbox. Brian ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio

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