Re: OOT module 'gr-sdrplay3' and SDRplay API update (supports new model RSP1B)

Dear Franco, Thanks again for your efforts, two years ago, to get the SDRPlay RSP1A fully supported in Gnuradio 3.10. This was for the Raspberry Pi4B and 400. These are working great. But now there’s the Pi 5. It seems like it is tricky to start with the previous Pi4B code and go to Pi5.

Re: Python Bindings Out of Sync: Which files are out of sync?

> Ignoring these errors via a cmake flag would be possible, but it is not > implemented currently. > > > On Fri, Jan 5, 2024 at 8:14 AM Glen Langston > wrote: > Thanks Josh for your quick response. > > I’ve written c++ code for gnuradio successfully before. I’m not

Re: Python Bindings Out of Sync: Which files are out of sync?

is ensures that changes in vsum.h are reflected in the python bindings. > > Josh > > On Thu, Jan 4, 2024 at 2:05 PM Glen Langston > wrote: > Hello > > I’m running gnuradio 3.9.x and am writing a couple simple C++ blocks. > > in ~/test/lib > > I have vsum

Python Bindings Out of Sync: Which files are out of sync?

Hello I’m running gnuradio 3.9.x and am writing a couple simple C++ blocks. in ~/test/lib I have vsum_impl.cc and vsum_impl.h In ~/test/python/radio_astro/bindings I have vsum.h I get these messages in the build “make ..” step: ... -- PYTHON and GRC components are

Re: Pail of Milky Way Horn Radio Telescope

Best-fit >> Antenna enGulfing (PLASTICBAG) radome? >> >> >> [1] https://mastodon.social/@funkylab/110301361379949802 >> [2] For those wondering: these videos: >> https://www.youtube.com/playlist?list=PLFMYhHhJW1VDYESTcHJIiwNbRQXWpFlyF >> >> On 02.05.23 16:53, Glen Langs

Pail of Milky Way Horn Radio Telescope

Hello Aficionados! We’ve just released a marvelous summary of how to build a “Pail of Milky Way” horn radio telescope. This is described in LightWork memo 32. https://github.com/WVURAIL/lightwork/blob/master/memos/LightWorkMemo032-PailOfMilkyWay-r5.pdf The memo concludes with a plot of one

Re: gr-bokehgui in the future?

ll, of course. > > Cyrille > > ps: The github link you added does not seem to lead anywhere. > Le 24/03/2023 à 16:02, Glen Langston a écrit : >> Hi Cyrille, >> >> Thanks for your detailed response. >> >> One thing, on the positive side, for gr-bokehgui i

Re: gr-bokehgui in the future?

isualization. > There might be a way to hold redraws temporarily but I would need to do more > research on that. > > There might be more efficient libraries with better control over drawing, and > better suited to frequent (>20Hz) display updating. > Apart from that, I don't re

Re: gr-bokehgui in the future?

with the current setup is that it allows non linear >> spacing of the x values, so it's a bit more versatile. >> In the meantime, you can still generate the range of values you want from a >> min and a max. >> For instance importing numpy with an Import block in GRC, a

gr-bokehgui in the future?

Hello, We continued work with high schools experimenting with Radio Astronomy using Gnuradio. We’ve found that a simple bucket may be used to observe our Milky Way Galaxy.              https://youtu.be/bH-k2hsnGa4  We’re also trying to bring all our

Re: Reverse engineering .py file grc

Hi George, Editing the python code is certainly possible. The code that auto generated is reasonably readable. I happen to hate the use of the “yellow” color (invisible in printouts) and always replace this with “gold” with an editor. Obviously not brilliant coding changes, but very easy

Re: Incompatibility StreamtoVector-FFT

Hello Raul, I think you need more samples in your vector to get the FFT to work. I usually use 1024, but you could probably use a smaller number, but probably no less than 32 Good Luck GLne > On Feb 11, 2023, at 5:36 PM, Raúl Parada Medina > wrote: > > Hi, > > I've followed the tutorial

Re: How to display a part of the GRC spectrum?

Hi George and Marcus, Yes I agree with Marcus, the Frequency Xlating FIR filter works surprisingly well. https://wiki.gnuradio.org/index.php?title=Frequency_Xlating_FIR_Filter I’ve run some tests with placing (Simulating) audio tones at high frequencies ie 1MHz + 880 Hz and the tone is

Re: BW(Sample Rate) Issue

Hello Cinaed, I’ve not experienced this problem with Gnuradio you describe, but in another context, spacecraft communication, we had a simple test setup that transmitted a fixed pattern of alternating ones and zeros. However the way error coding was done the lock was always poor. For

Re: [GSoC porting SIMD to gr-web] weekly update

Dear Yao, It would be great to see an example web browser for a simple SDR, like an RTLSDR. Glen > On Aug 24, 2022, at 11:29 AM, 史 皓航 wrote: > > Hi, everyone! > > I am working on enabling gnuradio to run faster on the browser through `simd > on wasm`. > I will post weekly updates in this

Radio Astronomy Raspberry Pi image with GNU Radio 3.10.1

Hello Aficionados, Franco Venturi has been busy cleaning up the Raspberry Pi Operating system for use with Radio Astronomy. GnuRadio version 3.10.1.1 is installed in the Raspberry Pi operating system is now on the cutting edge. The Operating system is now 64bit, which is supposed to increase

Re: Headless Airspy operation on Raspberry Pi

Thanks, We’re hoping to soon release a newer version, that has the first gr3.10 release. Best regards Glen > On Jan 14, 2022, at 11:52 AM, Lamar Owen wrote: > > On 1/3/22 13:04, Glen Langston wrote: >> Hello and Happy New Year to all, >> >> We’ve just released a

Re: [airspy] Headless Airspy operation on Raspberry Pi

t; Many thanks!! > Wayne > > “ Old Chemists Don’t die…they just become Inorganic Chemists…” > > From: Glen Langston > Sent: Monday, January 3, 2022 3:26 PM > To: air...@groups.io > Cc: DSPIRA; GNURadio Discussion List; WVURAIL/dspira-lessons > Subject: [airspy] He

Headless Airspy operation on Raspberry Pi

Hello and Happy New Year to all, We’ve just released a version of the Raspberry PI OS that works with Airspy R2 and Airspy Mini, as well as SDRPlay RSP1A, PlutoSdr and RTL-SDR. It is rather specifically configured for Radio Astronomy, but anyone could build other designs in it using Gnuradio

Re: Synchronization: PPS and Tx signal in a USRP N200

Thanks for your very well described study of SDRs processing GPS signals and resulting timing accuracy. Best regards Glen > On Dec 11, 2021, at 3:28 AM, jmfriedt wrote: > > If it can be of any help, we discussed generating a GPS-aligned 1-PPS > in http://jmfriedt.free.fr/ifcs2021.pdf and the

Re: Releases v3.8.4.0 and v3.9.3.0

tell you it doesn't even directly "talk" to GNU Radio, so this is not a > matter of 3.8 or 3.9. > > Best regards, > Marcus > > On 23.11.21 23:04, Glen Langston wrote: >> Thanks to everyone for your various attempts to help me get an SDRPlay RSP1A >> wo

Re: Releases v3.8.4.0 and v3.9.3.0

Thanks to everyone for your various attempts to help me get an SDRPlay RSP1A working properly on a raspberry PI and gnuradio 3.8 So far I’ve failed completely. Following your instructions, many version have been installed but I continue to find incompatibilities, crashing due to different

Re: Releases v3.8.4.0 and v3.9.3.0

! Best regards Glen Again this was working perfectly in gnuradio 3.7.13 but is huge headache in later version. > On Nov 20, 2021, at 7:54 AM, Chris Vine wrote: > > On Fri, 19 Nov 2021 10:04:06 -0500 > Glen Langston wrote: >> Hello Chris, >> >> I’ve seen

Re: v3.7 End of Maintenance

Thanks for all your efforts. However still there are MANY external packages that don’t work beyond 3.7, so we're stuck in 3.7 world. (We have inched to 3.8 but SDRPlay was not well supported). I know this is difficult, but please try to ADD capabilities without destroying old capabilities.

Re: Releases v3.8.4.0 and v3.9.3.0

p > you figure some stuff out months ago and you never took us up on it. > > On Fri, Oct 1, 2021 at 10:51 AM Glen Langston > wrote: > Hi Marcus and Franco and everyone, > > Thanks again for your help. > > I have to say, the online documentation is such a mess. I

Re: Releases v3.8.4.0 and v3.9.3.0

Hi Marcus and Franco and everyone, Thanks again for your help. I have to say, the online documentation is such a mess. I continue to wander into documentation that is obsolete but appears to be current. I thought I’d found the perfect way, using pybombs, which suggested the latest version,

Re: SoapySDR Question

ning > > SoapySDRUtil --probe > > My test was just a Soapy Source connected to a QT GUI Sink. Sample rate is > 1M, and so is the bandwidth in the Soapy Source on the RF tab. Don't know if > that matters. Everything else is defaults. > > On Thu, Sep 30, 2021 at 8:46 PM Glen

Re: Releases v3.8.4.0 and v3.9.3.0

Thanks for all everyone's efforts. We hope to give them a try. I’ve got a Soapy SDR question. Does anyone have a SDRPlay RSP1A running with Gnuradio 3.8. I’ve not been able to find a running example. Please send a link, if you’ve got a good example. Thanks! Glen For our successes in

Re: Changing the frequency of signal source at runtime

Hello Maybe you could share your .grc or python file. I’ve had pretty good luck with gnuradio 3.7.13 and SDRPlay RSP1A, where changing the frequency works fine. I’ve not gotten SDRPlay RSP1A to work with gnuradio 3.8, as they’re not interested in following gnuradio changes any longer.

Re: SDR branches selector

> On Jul 6, 2021, at 7:37 AM, Marcus Müller wrote: > > Hi Yasir, > > On 06.07.21 06:07, Yasir ABBAS wrote: >> Hello community >> >> I am using Gnuradio 3.7. > > Please don't. GNU Radio 3.7 is our legacy release, which we only still > maintain because > there's existing systems based on

Re: gr-iio now merged onto master branch

Great work. Thanks. Which gnuradio versions now include gr-iio in tree, just 3.9? Glen > On Jun 4, 2021, at 6:57 AM, Josh Morman wrote: > > Greetings GR community! > > Thanks to the work of many people over a long period of time, gr-iio, which > brings in direct support for Analog Devices

Re: [announcement] Release 3.9.0.0

Dear Marcus and all, It is great all the effort you’ve put into Gnuradio. However, there is far far more effort going into trying to figure out what has been broken, but these upgrades. In an ideal world, there would be transition period form SWIG to whatever. While we can each attempt to fix

Re: New Raspberry PI Complete OS release

unction > get_minimum_distances is a maximum likelihood decoder for the QPSK > demodulater. Theoretically, the function should compute the distance from > each ideal QPSK symbol to the received symbol (It is mathematically > equivalent to determining the Voronoi regions of the ... > wiki.gnu

Re: New Raspberry PI Complete OS release

equivalent to determining the Voronoi regions of the ... > wiki.gnuradio.org > > > > Date: Tue, 2 Feb 2021 21:19:32 -0500 > From: Glen Langston > To: Marcus Müller > Cc: discuss-gnuradio@gnu.org > Subject: Re: New Raspberry PI Complete OS release > > I appre

Re: stop making unneeded improvements

Dear Marcus and all, Thanks for all your efforts. I really to appreciate all you’ve done. Best regards, Glen > On Jan 16, 2021, at 8:30 PM, Marcus Müller wrote: > > Hi! > > On 17.01.21 00:56, KB3CS - Chris wrote: > >> why does not in my mind figure just as prominently as GSoC: other >>

Re: Documenting GNURadio Use.

VURAIL/gr-radio_astro the code you need to port? > > On Tue, Jan 5, 2021 at 4:29 PM Glen Langston > wrote: > Dear Gnuradio folks, > > Again, I hope the email finds you all well and successful. > > This email notes that Gnuradio Radio Astronomy software can be used to > measu

Documenting GNURadio Use.

Dear Gnuradio folks, Again, I hope the email finds you all well and successful. This email notes that Gnuradio Radio Astronomy software can be used to measure the Noise Figure of amplifiers. We’ve been working on documentation of the process for home radio astronomers. The Noise figure (in

Re: Stop making unneeded improvements

nomers want to discover and learn about new > signals. > Personally, I think Marcus is doing a fantastic job and balancing things > between long term usability and progressive changes. > Also, you'd be very welcome to join discussions about the future of GNU Radio > and make su

Stop making unneeded improvements

Hello GNuradio Superheros, I have to say, after 5 years with gnu radio, I’m either tool old or something has to change. I’ve been trying to produce some tools for High School teacher to do radio astronomy. and for that gnuradio 3.7 was perfectly fine. However some people are continuing to

Re: GNU Radio on Raspberry Pi 4?

jacking this thread). > > Franco > > >> On 12/17/2020 1:34 PM Glen Langston wrote: >> >> >> Concerning Full Raspberry Pi OS software installed on a single Raspberry Pi >> image, >> we’re encouraging high schools to use this installation docum

Re: GNU Radio on Raspberry Pi 4?

Concerning Full Raspberry Pi OS software installed on a single Raspberry Pi image, we’re encouraging high schools to use this installation document. https://docs.google.com/document/d/1hfS7cRx3emlZz0sTs583zN8o-35nKtIej6BYMKCJLXY/edit?usp=sharing The document includes the links to the OS and

Re: gnuradio (+ friends) packages for conda on Linux, macOS, and Windows

Thanks for your efforts. That is great. I’m looking forward to trying 3.8. We happen to be primarily using Raspberry PI 4s for Radio Astronomy. Certainly the cost is low to get one, but I imagine the installation time is a headache for testing every OS. I hope to eventually get our custom code

Re: Project call today

Hi Could you remind us (ie me) of the link to the call? Thanks Glen > On Jul 16, 2020, at 12:35 PM, Marcus Müller wrote: > > Hi bestest SDR community, > > Heads up: the July project all is happening in 30 minutes. > > Cheers, > Marcus >

Re: Figures from Dave

Hi Dave, The shape of your spectrum of the Milky Way, (this one) Looks correct. The two peaks near 1420.5 Hz are two different arms of the Milky Way, so you’re already seeing structure of our Galaxy! Since we, and these spiral arms are in a disk, we’re seeing one behind the other in

Re: Making C++ OOT module and wish to set up a parameter with different choices!

Very nice document. Thanks Glen > On Jun 30, 2020, at 1:17 PM, jean-michel.fri...@femto-st.fr wrote: > > I do not claim to cover all aspect of OOT blocks but I tried to document the > basics of > passing parameters and public/private variables at >

Re: Where in OOT C++ code to write a boolean variable that is set at startup

Hi George, This kind of parameter goes in the .h file that defines the classes. in our event detection software we have a similar issue (If I understand you correctly). in our detect_impl.h namespace gr { namespace radio_astro { class detect_impl : public detect { private:

Re: Gnuradio 3.8 on a Raspberry pi 4 B?

put/target and make. > > JM > > -- > JM Friedt, FEMTO-ST Time & Frequency/SENSeOR, 26 rue de l'Epitaphe, > 25000 Besancon, France > > May 29, 2020 3:33 AM, "Glen Langston" wrote: > >> Hi >> >> Thanks for your help. >> >> I

Re: Gnuradio 3.8 on a Raspberry pi 4 B?

Hi Thanks for your help. I’ve written the image to an SDCARD and the PI4 boots to the command line prompt. The password is accepted and I’ve looked around. Gnuradio seems to be installed, but not the xwindow system. How do you use gnuradio-companion etc? I could not find “xstartup” or some

Re: XML Client Issue - Gnuradio 3.8

Hi I’m guessing that you can not use multiple ‘ in the string; Use double quotes for the ends > On Apr 21, 2020, at 1:04 PM, Vitt Benv wrote: > > Good evening, > > I'm experiencing this error while using a XMLRPC Client block: > > # > Executing: /usr/bin/python3 -u

Re: Pi GNURadion challenge.

.? Gnuradio then restart observations. Maybe I have to wait. Thanks in advance. Glen > On Mar 9, 2020, at 1:05 PM, Chris Vine wrote: > > On Mon, 9 Mar 2020 10:59:04 -0400 > Glen Langston wrote: >> Hi >> >> Thanks for your summary of experience with installing Gnura

Re: Pi GNURadion challenge.

Hi Thanks for your summary of experience with installing Gnuradio 3.8.1 for Raspberry Pi. I’ve started the install on a fresh version on the latest Raspberry Pi OS, but ran into a few issues I’m still working on. One question/request for this group: The folks at SDRPlay have done a very nice

Re: gnuRadio 3.8

> ``` > > Once you have saved your edits, enter 'exit' on your terminal and then open a > new one. > > --- > Barry Duggan KV4FV > > > On 2020-02-06 11:04, Glen Langston wrote: >> Hello >> I’m also suffering through the upgrade to Gnuradio 3.8. >>

Re: gnuRadio 3.8

Hello I’m also suffering through the upgrade to Gnuradio 3.8. Gnuradio did install reasonably well on Ubuntu 19.10, but of course, none of my self-designed routines work. I also was hoping to continue to support Mac OS and there I’ve inched my way to the Module not found message. The web page

Re: gnuRadio 3.8

Hi Sarandis, In the first version of your attempt, I’ve also seen this problem It is caused by your laptop running out of memory during the make -j 4 step. It can probably be fixed by running make instead. The -j 4 command causes 4 simultaneous threads to run, using up all the memory.

Re: [analogdevicesinc/libad9361-iio] LIBIIO_INCLUDEDIR error installing from source. (#51)

Hi Travis, I've repeatedly installed libiio and libad9361-iio , etc through gr-iio but I never seem to get any speed up in data transfer. The maximum data rate that I can get without dropping samples is 3.2 MHz. I'm installing from source, via git clone etc. One question, which library

Re: upgrading to 3.8 (was: Re: Stream args on UHD USRP Sink)

-modtool ran (with comments) for other variable types. I've not yet had the strength to tweak gr-foo to get it to cmake. Maybe tomorrow. On Tue, Dec 3, 2019 at 1:26 PM Müller, Marcus (CEL) wrote: > > Hi Glen, > > On Tue, 2019-12-03 at 12:20 -0500, Glen Langston wrote: > > Hi > &g

Re: Stream args on UHD USRP Sink

Hi This is a general question about upgrade to python 3 and gnu radio 3.8. We’ve got some custom C++ and Python code that will need to be installed. The python ran in version 2.7. This is working with gnuradio companion 3.7.13.4 How difficult a task is upgrading? A day/week/month? Thanks

Re: GRC embedded Python vector support

Hi Marcus, I’ve implemented two very simple “vector median” codes, one in python and the other in c++. These take run-time defined vectors and in series and decimate, returning the median of the 4 or more vectors. The vector length is an argument. see python/ra_vmedian.py in git clone

Re: Gnuradio for Raspberry PI 4 and SDRPLay works well, but need documentation

Hi Robin, When using the AIRSPY (and mini) this summer I was finding some flashes in the RF band that were on for a few 100 micro-seconds, then off. (The plots are on my home computer so I’ll have to send these on Friday). The fraction of time the flashes are on is very small, less than a

Re: [Discuss-gnuradio] PyBOMBS documentation recommendations

Thanks for all your documentation efforts! > On Nov 8, 2019, at 8:27 AM, Müller, Marcus (CEL) wrote: > > Hi Hans, > > I like that idea, but revision dates are a central feature of what a > Wiki like ours offers: you can click on "Versions" and see when the > current version was last edited.

Re: A 21cm sky map of a goodly chunk of the northern sky

Very nice work Marcus! Did you put your .grc file on GitHub? FYI I’ve made some good progress on simultaneously mapping in spectral line mode and detecting transient radio flashes. This design is obtained with git clone http://www.github.com/WVURAIL/gr-radio_astro then building and running

Re: [Discuss-gnuradio] Quick CCERA news

Very nice map of the entire sky. I’m looking forward to your memo. Best regards Glen > On Sep 20, 2019, at 12:16 AM, Marcus D. Leech wrote: > > I haven't posted any CCERA updates recently--mostly because there hasn't been > much of relevance to this group. > > But the most recent update

Re: [Discuss-gnuradio] [VOLK][announcement] VOLK release impeding

Hi Ron, Thanks for the suggestion. My experience is that the -j4 works for a while on a Raspberry PI 3B+, but eventually runs out of memory on some files and the whole PI crashes. -j4 might work on a 4 GB PI 4 though. Best regards, Glen On Wed, Jul 31, 2019 at 5:30 PM Ron Economos wrote: >

Re: [Discuss-gnuradio] [VOLK][announcement] VOLK release impeding

Thanks Barry, Those are great notes. I will try to follow them. However it would be great if I could start from an image of the Sd card. One issue with SD card images is to remember to remove passwords from browsers I am also using a 32GB card, but it compressed very well, down to 2.5GB Best

[Discuss-gnuradio] Glen Langston shared "Pi4-19Jul28.img.gz" with you

Hi there, Glen Langston (glen.i.langs...@gmail.com) invited you to view the file " Pi4-19Jul28.img.gz " on Dropbox. Glen said: "Weve been working to make it easier to run GNURADIO with a specificset of hardware to enable radio astronomy. Here is a Raspberry Pi 4 OS copy tha

Re: [Discuss-gnuradio] [VOLK][announcement] VOLK release impeding

Hi Philip, Sorry I did not take better notes. I'll try it again and get back to you. Glen On Tue, Jul 30, 2019 at 9:08 PM Philip Balister wrote: > On 07/30/2019 07:48 PM, Glen Langston wrote: > > Hi Marcus and all > > > > Thanks for all your efforts. > > >

Re: [Discuss-gnuradio] [VOLK][announcement] VOLK release impeding

Hi Marcus and all Thanks for all your efforts. I've built gnuradio 3.7.13.4 successfully on a Raspberry Pi 4 and am saving an image of a 32GB SD card. This image happens to run perfectly fine on a Pi 3B+ as well. And a copy on another PI 4 I just purchased. I'm using AIRSPY and PlutoSDR

Re: [Discuss-gnuradio] RTL-SDR device failed to open in flowgraph

Hi Marcus and Ellie, Thanks again for the flow graph Marcus. It's a very impressive piece of work. If one has only one SDR, it is necessary to change the input number of channels to 1, I think(?) Then connect the 2nd channel (chan1) to the output of the source block. The modified .grc file

Re: [Discuss-gnuradio] Problems with WXGUI

gt; On Nov 20, 2017, at 3:45 PM, Marcus D. Leech <mle...@ripnet.com> wrote: > > On 11/20/2017 03:07 PM, Glen Langston wrote: >> Hello >> >> I’m wondering if anyone else is having the same trouble with wxgui in >> Gnuradio. >> >> I’ve installed gnu

Re: [Discuss-gnuradio] X310 with 2 WBX in full duplex

Hello I’m wondering if anyone else is having the same trouble with wxgui in Gnuradio. I’ve installed gnu radio on several MacBooks and ubuntu systems. I’ve got an application we’ve been using for years that uses wxgui Now I’ve tried to upgrade to get access to a new SDR but the software is