QAM Transmitter Problems

Hello all, I have been working on creating a QAM-16 transmitter in GNURadios. We observed that the output at the very end of the flow does not look like the input, and we wondered if all the blocks are properly configured. Please note that before you run it, you should configure the file paths to

GR4 - Architecture Working Group Meeting (12PM EST 30 Jan)

Hi GR Community! We wanted to make everyone aware that thanks to the immense contribution of GSI-FAIR as presented at GRCon and EU GR Days, GR4 development has proceeded rapidly. Our goal however is to broaden the involvement from the community and have more blocks and applications developed with

GRCon25 - Volunteer and Leadership Opportunities

The GRCON25 organizers are seeking help in leading two efforts this year: - *Student Demo Coordinator*: This year we would like to host Student Demos. This idea has been around for a while, but we've never been able to find someone to take on the organizing/coordinating. Are you intereste

Re: Generate signal at 1GHz frequency with 10MHz bandwidth

too high (impossible) sampling_freq. Thanks and look forward to your help! -- Best Regards, Grandha Woodsend Radio Learner Interest Group gen_10MHz.grc Description: application/gnuradio-grc

Happy New Year from GNU Radio

Greetings GNU Radio Community! We wanted to take a moment to look back on all the awesome things that have gone on in this incredible community over the past year, some of which we may not have been so great at making everyone aware - there’s our first New Year’s Resolution! ARDC Grant 2024 saw

Chrip

Greetings everyone! I wonder if any body was able to make common chirp signal to use with SDR like HACKRF? For now I was able to make wav file with samples but I do not understand how to visualize my signal correct spectre with qt freq sink. Hope somebody could give an advice. Alex

Re: single pad sink hier block fails but similar two output block works

stuck somewhere but mystified as to why this escaped my notice for so long. I apologize for all the list spam on this one. Rick On 2024-11-30 16:47, aardric via "GNU Radio, the Free & Open-Source Toolkit for Software Radio" wrote: > The two flow graphs of two hier blocks in th

Re: single pad sink hier block fails but similar two output block works

there on what could cause this? On 2024-11-29 17:22, aardric via "GNU Radio, the Free & Open-Source Toolkit for Software Radio" wrote: > My hier block runs if I add a second output pad connected to a null source: > >     gr.hier_block2.__init__( >  

Re: single pad sink hier block fails but similar two output block works

tely different > problem which appears to be the result of something stupid, like a typo > in a parameter box.  I'll work on this and update this thread with > either the solution or a real issue. > > > Rick > > > On 2024-11-29 11:27, aardric via "GNU Radio, the Fr

single pad sink hier block fails but similar two output block works

Version: 3.10.11.0-1 I have a simple hier block with two output pad sinks that works as expected. These two outputs are nearly identical but independent streams. I created a very similar hier block with only a single stream and one output pad sink.  Executing a flow graph containing the latter

GRCon24 Knoxville - Discount Hotel Rate

Greetings! If you have not yet booked a hotel, or were holding off joining the event because of hotel availability near the venue, the Cumberland House Knoxville, Tapestry Collection by Hilton has opened up a complimentary block of rooms at a discounted rate of $149. There are only a limited numb

GRCon24 Schedule Updates

present the current development status of* GNU Radio 4.0 *as it is being used at the FAIR particle accelerator, and outline the features that will enable future high performance SDR applications. There will also be a breakout Q&A session/workshop that will enable us to go into more detai

GRCon24 - Last day to register at regular pricing

Just a quick reminder that today is the last day to register for GRCon24 at regular pricing. Starting tomorrow, 30 Aug, prices will increase. Registering early helps us to better plan the event based on the number of attendees, so please register if you have not already done so. tickets.gnuradio.

GRCon24 Schedule, Keynotes, and Registration

Greetings! GRCon24 registration is underway - https://tickets.gnuradio.org/grcon24. We have an amazing lineup of talks, keynote speakers, workshops, and networking events. Please register now to avoid a price increase coming up after Aug. 29. Registering early also helps us significantly in plan

GRCon'24 Updates!! Schedule, Keynotes

MIT. MIT Haystack is a multi-disciplinary radio and radar observatory, conducting fundamental research for a variety of sponsors in the fields of radio astronomy, geospace/near-Earth space, very long baseline interferometry, and geodesy. Techniques pioneered at Haystack include active and passive

LAST CHANCE - GRCon24 Abstract Submission ENDS TODAY

One final reminder that the Abstract Submission window for GRCon24 closes today (23:59 EDT). gnuradio.org/grcon24 If you have any issues, please contact us gr...@gnuradio.org. Thanks! Josh On Tue, Jul 2, 2024 at 11:12 AM Josh Morman (GNU Radio) < jmor...@gnuradio.org> wrote: > Jus

LAST CHANCE - GRCon24 Abstracts Due July 8

Just a quick reminder that our Call for Participation Abstract Deadline submission has been extended to *July 8 [Monday] - less than 1 week away.* If you thought you missed it but have a great project or idea for a presentation/workshop/poster/tutorial - go ahead and submit your abstract by *July

May 2024 GNU Radio Project Update

, Knoxville, TN, Sept 16-20 (*Abstract Deadline June 17*) - RADAR 2024, Rennes, France, 21-25 Oct (Best Open Source Experiment Award category co-sponsored by GNU Radio project) *RELEASES:* - 3.10.9.2 in Ubuntu 24.04 LTS - 3.10.10 - latest which includes gnruradio-companion --qt - Volk 3.1.1 and 3.1.2

Re: Simulation halts using repeat block in GRC with a picture and the grc file.

This is because the Time Sink is assuming the two streams are coming in at the same rate, but the repeat block increases the number of samples by a factor of 4. So the input buffer of the first input will be starved and the simulation will hang. You can fix this by using 2 separate time/frequency

Re: Group name of python scripts generated by GRC

You might be interested in the unix command newgrp, that can change the group id of your session such that new files greated should have this group. The normal behavior for any program is to create files with the group of the current session. It would of course be possible for grc to have such

Discussion about gnu radio

Hi I am Nithin i want to discuss about gnu radio please give response [https://intranet.cb.amrita.edu/sig/RankingLogo.png] Disclaimer<https://intranet.cb.amrita.edu/sig/Disclaimer.htm>

Fwd: multi file Tx/Rx over OFDM

ofdmrx_processor) I wonder if it is related to buffering issues, you kind help is appreciated. Moath Sulaiman #!/usr/bin/env python3 # -*- coding: utf-8 -*- # # SPDX-License-Identifier: GPL-3.0 # # GNU Radio Python Flow Graph # Title: FullDupx_OFDM_forCode # Author: Moath Sulaiman # Description

Missings packets on OFDM system simulation

Hello everyone, I have some question related with a OFDM transmission simulation, in particular, about losing packets. I am using the OFDM Transmitter and Receiver blocks to do the transmission (if you need more details, I can upload an image of the flowgraph). The problem that I get is when put

static ip on E312 not working

Hi all i want to assign a static ip address to my E312, i have modify the eth0.network file in /data/network, this is the content: [Match] Name=eth0 KernelCommandLine=!nfsroot [Network] Address=192.168.10.42 IPForward=ipv4 [DHCP] UseHostname=true UseDomains=true ClientIdentifier=mac But I rebo

udp source - too much data warning message

Hi all, I have a problem with the UDP sink and UDP source blocks, i am working on a USRP E312 and i made a copy of a .wav file and a python script on the USRP, the script is from the GRC 3.8 and it is only a wav file source block and the UDP sink block, in another flowgraph i have the correspondent

Re: E312 RuntimeError: rpc::timeout: Timeout of 2000ms while calling RPC function 'get_num_xbars'

then i should have uhd 3.9LTS both in the host and the e312? because i've been using GNU-Radio 3.8 with UHD 4.3. i apologize if i make basics questions, im new using GNU-Radio and the e312 El mié, 12 abr 2023 a las 11:22, Marcus D. Leech () escribió: > On 12/04/2023 10:49, JORGE

E312 RuntimeError: rpc::timeout: Timeout of 2000ms while calling RPC function 'get_num_xbars'

Hello everyone I was fixing a problem with the mpm version, for some reason, I had different versions both in my host and in the e312, i fixed that problem by installing GNU-radio on the host but now when I try to use the e312 I get this error

MPM major compat number mismatch ERROR

Hi everyone. i have been working with the USRP E312 in gnu-radio 3.8, but recently this error appear: RuntimeError: RuntimeError: MPM major compat number mismatch. Expected: 3.0 Actual: 4.2. Please update the version of MPM on your USRP device. i dont been able to find a solution on google so

custom source block in python

hi everyone I have been working on a block that takes measurements from a device but when I connect it to a QT gui time sink block, I only get the instantaneous measurement (just a flat line) and the shape of the curve over time is not recorded. Does anyone know how to get the curve to be display

Re: OOT import module error

it's GNU-RADIO 3.8.5.0 my mistake El mié, 22 mar 2023 a las 11:18, JORGE GONZALEZ ORELLANA (< jorge.gonzale...@mail.pucv.cl>) escribió: > Hello everyone > > I have been trying to create OOT modules following this guide > https://wiki.gnuradio.org/index.php?title=Crea

OOT import module error

OT.py", line 36, in import customModule ModuleNotFoundError: No module named 'customModule' Any help you can give me would be appreciated. i'm working on GNU-RADIO 3.8.10 by the way

FFT Size and Signal & Vector Sources Amplitude Unit

Dear All, Changing only FFT size of the freq sink block during simulation drops signal power drastically, screenshots are given in the attachments. I am providing the pulse burst from the vector source as 6144 points (6 ones and the rest of the points are zero). Since FFT sink blocks show the aver

Re: gmp and mpir missing package when Cross-Compiling gr-ettus

ost likely) be wrong El mié., 26 de oct. de 2022 16:45, Marcus Müller escribió: > But the log you share is about building gr-ettus, which depends on an > already cross-built > GNU Radio, right? > > On 26.10.22 20:56, JORGE GONZALEZ ORELLANA wrote: > > Could it be the cross-co

Re: gmp and mpir missing package when Cross-Compiling gr-ettus

* GMP *or* MPIR (basically, the same thing), > that should be in > there as dependency of GNU Radio. > > Best, > Marcus > > On 26.10.22 16:15, JORGE GONZALEZ ORELLANA via GNU Radio, the Free & > Open-Source Toolkit > for Software Radio wrote: > > in case that you cou

Re: gmp and mpir missing package when Cross-Compiling gr-ettus

_-_Building_RFNoC_UHD_/_GNU_Radio_/_gr-ettus_from_Source#Cross-Compiling_gr-ettus }}} thanks for your time El mar, 25 oct 2022 a las 17:07, Marcus Müller () escribió: > Don't worry at all :) I'm happy we're having this conversation! > > On 25.10.22 21:33, JORGE GONZALEZ ORE

Re: gmp and mpir missing package when Cross-Compiling gr-ettus

c/gr-ettus/build-arm$ }}} El mar, 25 oct 2022 a las 16:27, Marcus Müller () escribió: > Hi Jorge, > > hope you don't mind me replying on the list itself - as this is really > just the same email as before :) > > So, yes, you'll need one of gmp or mpir. But these should

Cross-Compiling UHD Cmake version error

Hi, i'm trying to Cross-Compiling UHD a USRP E312 following this guide but i get a cmake version error message, the problem is that i have the 3.22.1 version. Please can someone hel

Dimensions parameter in Chunks to Symbols bloc

Hi, Can someone explain to me what is the purpose of Dimension parameter in the Chunks to Symbols block? I was trying to use it as Pi/2-BPSK modulator but it can't work in that mode. Thanks in advance -- Marcin Puchlik

Re: Adalm Pluto's Generic Blocks in GNU Radio

Hello, What do you mean by saying 'PLL randomization' ? Any web link will also do. I am just curious. Marcin pon., 8 sie 2022 o 13:19 DİREN ERDEM AYDIN via GNU Radio, the Free & Open-Source Toolkit for Software Radio napisał(a): > Dear Users, > > I have a flow graph that

Adalm Pluto's Generic Blocks in GNU Radio

Dear Users, I have a flow graph that is given in the figure. I am using generic pluto blocks to avoid PLL randomization in each frequency update. In the given received signal graph 800 - 900 MHz bandwidth is scanned by 20 MHz steps. As you can see, the acquired signal form is changed in each step.

Re: Is there any way to tell scheduler, that our block needs certain amount of items on input?

Hey, Yes, use that function: https://www.gnuradio.org/doc/doxygen/classgr_1_1block.html#a63d67fd758b70c6f2d7b7d4edcec53b3 pt., 5 sie 2022 o 13:44 Nikoloz Glonti napisał(a): > Dear Gnuradio community, > > Is there ability to tell scheduler to call work functions only when > ninput_items will have

Re: Modulate Vector block and double filtration

ther than `[1]` as the perfect channel). > > Cheers, > Marcus > > On 04.08.22 09:43, Marcin Puchlik via GNU Radio, the Free & Open-Source > Toolkit for > Software Radio wrote: > > Hello Community, > > Recently I investigated Modulate Vector > > <https:/

Modulate Vector block and double filtration

Hello Community, Recently I investigated Modulate Vector block and my observations are that this block has two filtering stages - firstly in the modulator (RRC filter) and secondly in itself (user providing the filter taps). The simple sch

Re: Controlling flowgraph

Vamshi, I just gave you an example in the last message. To get more information about the stream tags, please check out the GNU Radio wiki website https://wiki.gnuradio.org/index.php/Stream_Tags Marcin pon., 6 cze 2022 o 15:46 Vamshi Sainath Gavani napisał(a): > can you give me an example

Re: Controlling flowgraph

Vamshi, I don't think that HackRF One supports bursty transmission (like USRP UHD does). If you want to achieve a 3 seconds period bursty Tx you have to provide an adequate amount of 'null' samples between the transmission bursts to drive DAC. To verify that information I think you can ask on HackR

Re: Controlling flowgraph

Hi Vamshi, First, what do you mean by turning off/on the transmitter? Marcin pon., 6 cze 2022 o 09:14 Vamshi Sainath Gavani napisał(a): > Hello Folks, > > Here I'm implementing the transmission of LoRa Frames and I want to be > able to stop the flowgraph(Stop Transmitting) between frames say the

Re: Vector Block Sample Rate

p up filtering the >> 61.44MSPS, which is quite a bit. Try increasing the transition width of >> the filter, which will reduce the filter order and thus the CPU load. >> >> Hope that helps, >> Fabian >> >> Am 04.06.22 um 23:09 schrieb DİREN ERDEM AYDIN via GNU Rad

Re: Vector Block Sample Rate

ch is quite a bit. Try increasing the transition width of > the filter, which will reduce the filter order and thus the CPU load. > > Hope that helps, > Fabian > > Am 04.06.22 um 23:09 schrieb DİREN ERDEM AYDIN via GNU Radio, the Free & > Open-Source Toolkit for Software Radi

OOT unit testing: ImportError: cannot import name '' GNU Radio 3.9.3

Hello, I know that this issue was posted in the past but I haven't found any information about if it was fixed in any of the 3.9.x versions of GNU Radio. So the problem is with importing my custom module while running unit tests. While running *ctest -VV -R square *I got the o

Re: Re: Performance counters in GNU Radio

On Behalf Of Ryan Volz >> Sent: Tuesday, May 10, 2022 12:08 >> To: Marcin Puchlik ; GNURadio Discussion List >> >> Subject: [EXTERNAL] Re: Performance counters in GNU Radio >> >> Hi Marcin, >> >> On 5/10/22 9:40 AM, Marcin Puchlik via GNU Radio, the

Re: Re: Performance counters in GNU Radio

> -Original Message- > From: Discuss-gnuradio sncorp@gnu.org> On Behalf Of Ryan Volz > Sent: Tuesday, May 10, 2022 12:08 > To: Marcin Puchlik ; GNURadio Discussion List < > discuss-gnuradio@gnu.org> > Subject: [EXTERNAL] Re: Performance counters in GNU Radio

Performance counters in GNU Radio

Hi, I am using GNU Radio which I installed from binary (3.10.1.1). I am creating my own OOT and I would like to use *Performance Counters* features like pc_nproduced() function. Here <https://wiki.gnuradio.org/index.php/Performance_Counters> I found that they are not enabled by default and

Re: Reconfiguring the flowgraph after processing N samples

ant to incur the downtime of locking, > reconfiguring and unlocking. > > > > On May 5, 2022, at 06:11, Marcin Puchlik via GNU Radio, the Free & > Open-Source Toolkit for Software Radio wrote: > >  > Hello, > To WarMonkey: I know how to make OOT and it seems that

Re: Reconfiguring the flowgraph after processing N samples

napisał(a): > How about configuring two parallel data flows, with a switch that diverts > from one to the other after N samples? > > — > Gregory R. Warnes, Ph.D. > (Sent from a mobile device, please excuse any typographical issues.) > > On May 4, 2022, at 11:32 AM, Marc

Re: Reconfiguring the flowgraph after processing N samples

Hello, As far as I know, the "Head" block finishes the operation of a flowgraph which I don't want to do. What OOT has to do? Any details? śr., 4 maj 2022 o 17:21 WarMonkey napisał(a): > use "Head" N samples, or create your own OOT module. > > Marcin Puch

Reconfiguring the flowgraph after processing N samples

Hello Everyone, I want to reconfigure my flowgraph after receiving N samples. I am following this example: https://www.gnuradio.org/doc/doxygen-3.7.4/index.html#reconfigure Instead of using *sleep(0.1) *I want my flowgraph to lock after consumption of N samples. Then I want to rearrange the flowgra

Re: Interpolating FIR Filter - sample delay

eers, Marcin niedz., 24 kwi 2022 o 10:45 Daniel Estévez napisał(a): > El 22/4/22 a las 11:32, Marcin Puchlik via GNU Radio, the Free & > Open-Source Toolkit for Software Radio escribió: > > Hello > > I was playing with the Interpolating FIR Filter Block and noticed that >

Interpolating FIR Filter - sample delay

Hello I was playing with the Interpolating FIR Filter Block and noticed that the mentioned filter delays tags not properly. What I mean is that when the interpolation factor is different than 1, then the filter delays the tags by the *Sample Delay * Interpolation factor* value. In my opinion this i

Re: Python problem..

rst mailing post, so please excuse me if there are any >>>> errors. >>>> >>>> I'm trying to make a block that gives me the bins with corresponding >>>> its energy ([bins, energy]) when over a thresh, so input vector is from >>>> "

Re: Python problem..

a file for >> further use, or perhaps use it to visualize it. Marcus Müller has already >> proposed something similar while describing a technique to another person: >> here >> <https://dsp.stackexchange.com/questions/67657/record-signal-after-threshold-reach-in-gnu-radio&g

Re: Is there a Gnuradio C++ function that is the equivalent of SciPy firls LP filter

Hi George, Can you describe in more detail what you are trying to achieve? If your coefficients are going to be set just at the beginning while starting the flowgraph, why don't you use SciPy or firdes from GNU Radio? If you are interested in C++ library which provides you with some filt

Re: Are there firls and kaiser filter methods for C++ OOT?

Hi George, You are welcome. > Q1. If I write a line of code to extract the remez taps, say: >lpfilter = > gr::filter::pm_remez ( int order, > const std::vector< double > & bands, > const std::vector< double > & ampl, > const std::vector< double > & error_weight, > const std::string filter

Re: Are there firls and kaiser filter methods for C++ OOT?

George, Running the below code: *#include #include using namespace std;int main() { cout << "!!!Hello World!!!" << endl; // prints !!!Hello World!!! std::vector taps = gr::filter::firdes::low_pass(1, 1, 0.3, 0.1); for(int i = 0; i < taps.size(); i++) cout << "tap " << i << ":" << "\t" <

Re: Are there firls and kaiser filter methods for C++ OOT?

Geroge, I posted the working code a few messages ago. Try to check this out. BTW as far as I can see those two arguments are optional (window type and beta). Try to run your code without them and check if it works. wt., 22 lut 2022 o 19:25 George Edwards napisał(a): > Hello Vasil and Marcin, >

Re: Are there firls and kaiser filter methods for C++ OOT?

That's strange, in this order it doesn't work for me. Thank you anyways :) Marcin wt., 22 lut 2022 o 14:47 Vasil Velichkov napisał(a): > On 22/02/2022 15.39, Marcin Puchlik wrote: > > So while running: *g++ -gnuradio-filter main.cpp* I get: > > You are missing an l between - and gnuradio > > >

Re: Are there firls and kaiser filter methods for C++ OOT?

So while running: *g++ -gnuradio-filter main.cpp* I get: */bin/ld: /tmp/ccChkcfC.o: in function `main':main.cpp:(.text+0x8d): undefined reference to `gr::filter::firdes::low_pass(double, double, double, double, gr::fft::window::win_type, double)'collect2: error: ld returned 1 exit status* mai

Re: Are there firls and kaiser filter methods for C++ OOT?

double, double, gr::fft::window::win_type, double)'collect2: > error: > > ld returned 1 exit status* > > > > > > > > wt., 22 lut 2022 o 13:22 Vasil Velichkov > napisał(a): > > > >> Hi Marcin, > >> > >> On 22/02/2022 13.09,

Re: Are there firls and kaiser filter methods for C++ OOT?

lut 2022 o 13:22 Vasil Velichkov napisał(a): > Hi Marcin, > > On 22/02/2022 13.09, Marcin Puchlik via GNU Radio, the Free & Open-Source > Toolkit for Software Radio wrote: > > I also tried to use *low_pass() *function in my C++ program but with no > > luck. My link

Re: Are there firls and kaiser filter methods for C++ OOT?

Hi George, I also tried to use *low_pass() *function in my C++ program but with no luck. My linker shouts that there is undefined reference to this function but headers where recognized. How did you install the GNU Radio? Was it installation from PPA or building from source? Marcin pon., 21 lut

Re: Are there firls and kaiser filter methods for C++ OOT?

Hello George, Yes, there is. Check this out: https://www.gnuradio.org/doc/doxygen/firdes_8h_source.html https://www.gnuradio.org/doc/doxygen/pm__remez_8h.html BR, Marcin pon., 14 lut 2022 o 00:07 George Edwards napisał(a): > Hello GNURadio Community, > > I am designing a Gnuradio OOT block in C+

GNU Radio modules and its contents

Hi Community, I am quite new to GNU Radio ecosystem and I am wondering how you guys are getting to know about many functions that the library and submodules offer? For example, it's relatively easy to make a flowgraph based on the blocks but the blocks (and hided object behind them) are one

Re: segfault in 3.10.1.1

ibility=hidden -Wsign-compare -Wall -Wno-uninitialized /usr/bin/c++:::-g -O2 -fvisibility=hidden -Wsign-compare -Wall -Wno-uninitialized -- ADDING PERF COUNTERS -- User set python executable /usr/bin/python3 -- Found PythonInterp: /usr/bin/python3 (found suitable version "3.10.2", minimum requi

Re: PDU - cdr format

ng _is_ the data, you can save the encoded text values as a U8 > uniform vector. > > Jacob > > ‐‐‐ Original Message ‐‐‐ > On Thursday, February 3rd, 2022 at 2:28 AM, Marcin Puchlik via "GNU Radio, > the Free & Open-Source Toolkit for Software Radio" <

Message Debug - printing in ASCII mode

. I see the output as numbers not letters. Has the verbose mode been disabled in GNU Radio 3.9.3 ? Thanks in advance Marcin

PDU - cdr format

Hi Community, Does the cdr part of the PDU has to be a PMT uniform vector? What if I want to fill the cdr with string type of data?

Proper BFSK modulation

Hi Community, Since I have no one to verify me, maybe there is someone who would find a minute and verify my flowgraph for the BFSK modulation, demodulation and synchronization. My goal is to wrap bits into packets and create en

Re: QAM module

Hi Mario, Please, share the flowgraph code so it will be easier to find the issue. BR, Marcin pon., 17 sty 2022 o 22:00 Mario Moran napisał(a): > Hello everyone, > > I have a question on using the QAM module. I am using a random source > block to make byte values, > > Random block settings: > Ou

Re: QT GUI Time Sink graph refresh rate

gt; That's just variable. It doesn't *mean* something to the GNU Radio > scheduling mechanism – > GNU Radio has no notion of "time". It just tries to process as much > samples as quickly as > possible. > > Now, what happens by default is: > You set up your fl

Re: QT GUI Time Sink graph refresh rate

> > Exactly! Chances are even that the Throttle regularly sees very large > input blocks, e.g. > > 8192 items at once, and then decides to sleep for loong before > telling GNU Radio it's > > done copying the input to the output. > > > > Best regards, > &g

Re: QT GUI Time Sink graph refresh rate

Hi Marcus, Thanks for your answer. Please, check out this flowgraph. Shouldn't the Time Sink update its graph content every second in this configuration? [image: image.png] https://gist.github.com/marcinsztajn/224ced2e1b3921aa97ef28978c1b8426 BR, Marcin śr., 29 gru 2021 o 19:27 Marcus Müller na

QT GUI Time Sink graph refresh rate

Hi community, Should I use throttle block while using QT GUI Time Sink? I noticed that when I am using throttle block along with QT GUI Time Sink the update period is not working properly (I have to wait much longer to see the updated graph).

RE: fosphor sink block error

Hi, I install the package but before testing it I see a new problem. Gnuradio is in version 3.9.4.0. The fosphor sink block is in error so I can't run the flowgraph. No matter what Window type I put, I have this error in block parameters: Param - Window Type(wintype): Value "firdes.WIN_

RE: fosphor sink block error

Hi Sylvain, I realize that I'm not sure of how I install the gr-fosphor package. I download the .deb (gr-fosphor_3.8~2.2d4fe78-1build3_amd64.deb) and I install it. I did that because I don't really understand what to do by reading the wiki fosphor. So I'm back in Gnuradio 3.9 😊 > What GPU d

Re: ofdm adalm-pluto

Hi, Is this a periodic problem with the same packets? Marcin czw., 16 gru 2021 o 14:54 Özkan Sezer napisał(a): > Hi Marcus, > Thanks for your answer, yes it's unexpected because the transmitter and > receiver are so > close. OFDM block same as gr-digital; is the extra spec for Adalm-pluto > SDR

Re: Problems when passing messages to a source block

Jeff, Are you mailing with yourself? wt., 30 lis 2021 o 00:46 Jeff Long napisał(a): > Sounds good. Only look at the C++ to figure out the general idea. I'd > learn Python threading first in a standalone program so you're not learning > (debugging) GR and python threading at the same time. Good l

Re: 回复： How to configure the TensorFlow environment so that it can be used on gnuradio?

Hi, One workaround is to add the path of the "util_model.py" to the sys.path (PYTHONPATH environment variable), then python should find the file. Your warings are regarding doxygen. BR, Marcin czw., 25 lis 2021 o 08:22 能书能言 <2127629...@qq.com> napisał(a): > Hi > Thank you for your reply. I have t

Re: How to configure the TensorFlow environment so that it can be used on gnuradio?

Hi, To be able to use TensorFlow in GNU Radio you just have to install TensorFlow according to the following instruction: https://www.tensorflow.org/install/pip Then just import the module and play with it. Does it help? BR, Marcin śr., 24 lis 2021 o 08:49 能书能言 <2127629...@qq.com> nap

Re: gr-fosphor (pybombs): CMake Error: The following variables are used in this project, but they are set to NOTFOUND

Thanks, take care. Marcin wt., 23 lis 2021 o 12:31 Vasil Velichkov napisał(a): > On 23/11/2021 13.27, Marcin Puchlik wrote: > > So do you usually build and install from source manually? > > Yes, this is what I do. >

Re: gr-fosphor (pybombs): CMake Error: The following variables are used in this project, but they are set to NOTFOUND

Vasil, So do you usually build and install from source manually? wt., 23 lis 2021 o 12:26 Vasil Velichkov napisał(a): > Hi Marcin, > > On 23/11/2021 13.16, Marcin Puchlik wrote: > > It seems like I cannot use pybombs recipes to install the OOTs. > > Not all receipes are well/regularly tested on

Re: gr-fosphor (pybombs): CMake Error: The following variables are used in this project, but they are set to NOTFOUND

On 21/11/2021 20.48, Marcin Puchlik via GNU Radio, the Free & Open-Source > Toolkit for Software Radio wrote: > > Please set them or make sure they are set and tested correctly in the > CMake files: > > /home/ubuntu/prefixes/gnuradio39/src/gr-fosphor/lib/Boost_INCLUDE_DIR >

gr-fosphor (pybombs): CMake Error: The following variables are used in this project, but they are set to NOTFOUND

figuration failed after running at least twice.[ERROR] Problem occurred while building package gr-fosphor:Configuration failed[ERROR] Error installing package gr-fosphor. Aborting.* GNU Radio version: 3.9.2.0 Does anyone know what could cause the problem? -- Marcin Puchlik

Re: .ci_support folder in gnuradio tree

uilds on every PR on github on the windows, OS X and > Linux conda > target platforms :) > > Best regards, > Marcus > > On 20.11.21 18:16, Marcin Puchlik via GNU Radio, the Free & Open-Source > Toolkit for > Software Radio wrote: > > Hi, > > What are these fil

.ci_support folder in gnuradio tree

Hi, What are these files located under .ci_support in the gnuradio source tree? Any explanation would be appreciated. Thanks Marcin Puchlik

Re: Message debug block

Dear Vasil, Jacob Very thank you for your clarification. In my opinion there are lacks in the documentation so I will add a few more sentences about the PDUs and what it means exactly and how to interpret it compared to the standard messages in GNU Radio. In the issue 4191 <https://github.

Message debug block

Hi, While getting into the messaging system in GNU Radio I noticed that the Message Debug block doesn't print PDU for messages if a message has metadata (key value or car) different than pmt.PMT_NIL. So I have a Message Strobe connected to Message Debug where message is: *pmt.cons(pmt.i

Re: gr-tutorial error

> Good afternoon, > > I am working on the tutorial for creating My QPSK Demodulator block and it > seems that I have run into an error when I execute the flow graph. The > error: > Traceback (most recent call last): > File "/home/mariom/gr-tutorial/build/top_block.py", line 191, in > main()

Re: ModuleNotFoundError while running unit test of the OOT

ng wrote: > >> This is also true on the latest dev/master, and it was possible to do a >> "make test" before "make install" in 3.8. This has been noted in >> https://github.com/gnuradio/gnuradio/issues/4825, which also includes a >> workaround. >

Unknown CMake command "pybind11_add_module" while cmake

Hi, I am using GNU Radio version: 3.9.1.0 and I want to compile my OOT module. While running *cmake *I encounter following message: *-- The CXX compiler identification is GNU 9.3.0-- The C compiler identification is GNU 9.3.0-- Check for working CXX compiler

ModuleNotFoundError while running unit test of the OOT

9.3.0 *version of GNU Radio. I expect that after running *make *there will be a python module called *square *(as I named my OOT, am I correct?) Below is the output after running *ctest -VV *command: Note: below output is obtained after running *make install *and then *make uninstall *(after make in

Re: UnicodeDecodeError while creating OOT GRC 3.9.1.0

Hi Vasil, * py3clean *helped Thanks a lot again, Marcin śr., 20 paź 2021 o 13:59 Vasil Velichkov napisał(a): > Hi Marcin, > > On 20/10/2021 14.20, Marcin Puchlik via GNU Radio, the Free & Open-Source > Toolkit for Software Radio wrote: > > > "/home/ubuntu/anacon

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