Dear Franco, Thanks for your efforts, I’ll try your version ASAP.
Best regards Glen > On Dec 17, 2020, at 8:33 PM, Franco VENTURI <fvent...@comcast.net> wrote: > > Glen, > if you are interested in using SDRplay API version 3.X (I think the latest > version of their API is 3.07), and you are on GNU Radio 3.7, you may want to > take a look at the gr-sdrplay GNU Radio OOT module I modified to work with > SDRplay API version 3.X: > https://github.com/fventuri/gr-sdrplay/tree/API3+RSPduo (notice the > non-default branch name: 'API3+RSPduo'). > > If instead you are on GNU Radio 3.9/master, I rewrote that OOT module from > scratch, called it 'gr-sdrplay3', and you'll find it here: > https://github.com/fventuri/gr-sdrplay3 > > Let me know if you have problems building or running those modules (possibly > by creating a new issue in GitHub to avoid hijacking this thread). > > Franco > > >> On 12/17/2020 1:34 PM Glen Langston <glen.i.langs...@gmail.com> wrote: >> >> >> 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 hardware to purchase. >> >> Unfortunately this is a 3.7.13.4 Gnuradio release, as we’ve not had the >> strength >> to get the SDRPlay software support working for newer gnuradio Releases. >> >> Best regards, >> >> Glen >> >>> On Dec 17, 2020, at 12:03 PM, Kyeong Su Shin <kss...@postech.ac.kr> wrote: >>> >>> To whom it may concern: >>> >>> Just a tip: If you are building GNU Radio from the source, dependencies and >>> build procedures for Raspberry Pi is available at the GNU Radio Wiki. It >>> assumes that you are doing on-board compile. >>> >>> See: https://wiki.gnuradio.org/index.php/InstallingGR#From_Source >>> >>> >>> Regards, >>> Kyeong Su Shin >>> 보낸 사람: Albin Stigö <albin.st...@gmail.com> 대신 Discuss-gnuradio >>> <discuss-gnuradio-bounces+ksshin=postech.ac...@gnu.org> >>> 보낸 날짜: 2020년 12월 18일 금요일 오전 1:13 >>> 받는 사람: Kristoff <krist...@skypro.be>; GNURadio Discussion List >>> <discuss-gnuradio@gnu.org> >>> 제목: Re: GNU Radio on Raspberry Pi 4? >>> >>> There's no special configuration. Just install dependencies and build from >>> source. Put root on SSD or it will be very slow. Ubuntu 65bit is fine. In >>> general GNURadio is hell to build and get dependencies right, but in the >>> end it works well. >>> >>> --Albin >>> >>> On Thu, Dec 17, 2020, 16:37 Kristoff <krist...@skypro.be> wrote: >>> Albin, >>> >>> >>> Can you share your configuration for this? Do you need to set up >>> something special? >>> Can you do this on standard ubuntu 64 bit (20.04LTS or 20.10) on a pi4b >>> or do you need another distro for this? >>> >>> >>> I read somewhere opengl on the pi4 has not been released yes as it has >>> the pi4 has a more recent GPU. >>> Or am I completely wrong? >>> >>> >>> 73 >>> kristoff - ON1ARF >>> >>> >>> On 17/12/2020 1:22 p.m., Albin Stigö wrote: >>>> I suspect a lot of the graphics could run perfectly fine if they took >>>> advantage of the gpu better. A lot of the current rendering in >>>> GNURadio (and GQRX) is very cpu bound. >>>> >>>> I had a spectrum and waterfall running easily at 60fps on a pi3 by >>>> using opengl properly. Using vulkan on pi4 the sky is the limit. >>>> >>>> --Albin >>>> >>>> On Thu, Dec 17, 2020, 13:18 Marcus Müller <muel...@kit.edu >>>> <mailto:muel...@kit.edu>> wrote: >>>> >>>> Can't stress this enough. Running a 32 bit Linux on a RPi 4 would be >>>> like running Windows 98 on a modern PC and expecting top performance >>>> from the CPU. You're not making use of the CPU you have, you're only >>>> making use of a legacy mode that it still supports. >>>> >>>> Best regards, >>>> Marcus >>>> >>>> On 17.12.20 10:53, Albin Stigö wrote: >>>>> 64bit mode is most likely better because in addition to being >>>> 64bit it >>>>> enables additional cpu features (certain new instructions and >>>> more SIMD >>>>> NEON registers) >>>>> >>>>> On Thu, Dec 17, 2020, 10:36 jean-michel.fri...@femto-st.fr >>>> <mailto:jean-michel.fri...@femto-st.fr> >>>>> <mailto:jean-michel.fri...@femto-st.fr >>>> <mailto:jean-michel.fri...@femto-st.fr>> >>>> <jean-michel.fri...@femto-st.fr >>>> <mailto:jean-michel.fri...@femto-st.fr> >>>>> <mailto:jean-michel.fri...@femto-st.fr >>>> <mailto:jean-michel.fri...@femto-st.fr>>> wrote: >>>>> >>>>> The benchmark on volk/64 bit kernel v.s 32 bit Raspbian is at >>>>> https://pubs.gnuradio.org/index.php/grcon/article/view/73/55 >>>>> <https://pubs.gnuradio.org/index.php/grcon/article/view/73/55> >>>>> last page. I get 3 to 7-fold improvement by volk_config on a >>>> dedicated >>>>> toolchain for 64-bit CPU. >>>>> >>>>> JM >>>>> >>>>> -- >>>>> JM Friedt, FEMTO-ST Time & Frequency, 26 rue de l'Epitaphe, >>>> 25000 >>>>> Besancon, France >>>>> >>>>> December 17, 2020 10:28 AM, "Kristoff" <krist...@skypro.be >>>> <mailto:krist...@skypro.be> >>>>> <mailto:krist...@skypro.be <mailto:krist...@skypro.be>>> wrote: >>>>> >>>>>> HI all, >>>>>> >>>>>> I also have a RPi4 (*). >>>>>> Some follow-up question. >>>>>> >>>>>> What OS would be the best for this? >>>>>> Would running 64 bit make a difference? >>>>>> >>>>>> I don't know to what degree this is related, but I did a >>>> test running >>>>>> WebGL (**) on that pi, and I got about 1/3 of the frames per >>>>> second on >>>>>> my RPi4 compared to my laptop (which only has a UHD >>>> Graphics 630 >>>>> Mobile, >>>>>> so not the best or latest neither) >>>>>> Is the GPU in the Pi4 good enough to run many GUI elements >>>> in GNU >>>>> Radio >>>>>> at the same time? >>>>>> >>>>>> Kr. >>>>>> >>>>>> (*) RPi4B 8 GB, 120 SSD >>>>>> >>>>>> (*) https://webglsamples.org <https://webglsamples.org> >>>>>> >>>>>> On 16/12/2020 11:10 p.m., Dan Romanchik KB6NU wrote: >>>>>> >>>>>>> Has anyone successfully run GNU Radio on a Pi 4? I >>>> recently purchased >>>>>>> an RTL-SDR dongle and thought it would be fun to >>>> experiment a little >>>>>>> with GNU Radio and learn something about SDR. >>>>>>> >>>>>>> A couple of days ago, I fired up GNU Radio, and after >>>> having some >>>>>>> trouble figuring out how to get the audio sink to talk to >>>> the Pi, I >>>>>>> downloaded VE6EY's FM receiver flow graph. The flow graph >>>> runs, but >>>>>>> the Pi 4 just doesn't seem to have enough horsepower to >>>> run it in >>>>> real >>>>>>> time. The audio is slow and distorted. >>>>>>> >>>>>>> Thinking that it might be the WX widgets slowing down the >>>> program, I >>>>>>> first deleted the FFT display widgets, then converted the >>>> WX slider >>>>>>> controls to QT range controls. Neither had any effect on >>>> how well the >>>>>>> flow graph ran. >>>>>>> >>>>>>> GQRX and CubicSDDR seem to work just fine. At least with >>>> both of >>>>> them, >>>>>>> I'm able to receive FM broadcast and NOAA weather >>>> station. But, maybe >>>>>>> the PI4 just doesn't have enough horsepower to run GNU >>>> Radio? If so, >>>>>>> that's kind of disappointing. >>>>>>> >>>>>>> 73! <—ham radio lingo for “best regards" >>>>>>> >>>>>>> *Dan KB6NU* >>>>>>> CW Geek, Ham Radio Instructor >>>>>>> Author of the "No Nonsense" amateur radio license study >>>> guides >>>>>>> Read my ham radio blog at http://www.kb6nu.com >>>> <http://www.kb6nu.com> >>>>> >>>>