DCO-OFDM for discuss-gnuradio@gnu.org

2020-01-24 Thread Steve Joumessi Demeffo
Hi everyone, I am currently working on the construction of a optical wireless OFDM communication chain from Gnuradio and USRP. I particularly wish to use the DCO-OFDM modulation. Are there people in the community who have already implemented or work on DCO-OFDM with Gnuradio? If so, is it possi

LimeSDR USB parameter help

2020-01-24 Thread Barry Duggan
I have been trying to help a newbie get a broadcast FM receiver working with a LimeSDR USB. The OS is ubuntu 18.04; gnuradio version is 3.8.0.0 The user has loaded https://github.com/myriadrf/gr-limesdr/blob/master/examples/FM_receiver.grc but it is built for GR 3.7 * should it work for GR 3.8

Re: LimeSDR USB parameter help

2020-01-24 Thread Amr Bekhit
> * should it work for GR 3.8? > Right now the Frequency sink just shows random noise. I have worked with the LimeSDR on 3.7, but not on 3.8. According to github, work is still in progress to port LimeSuite to 3.8 (https://github.com/myriadrf/gr-limesdr/issues/44) > On the "Properties: LimeSDR Sou

Re: LimeSDR USB parameter help

2020-01-24 Thread Barry Duggan
Amr: Thank you very much! this is valuable information which I could not find anywhere else. Best regards, --- Barry Duggan KV4FV On 2020-01-24 17:00, Amr Bekhit wrote: * should it work for GR 3.8? Right now the Frequency sink just shows random noise. I have worked with the LimeSDR on 3.7,

Re: GNU Radio 3.8 and Centos 7: Is it possible?

2020-01-24 Thread Vasil Velichkov
Hi Andrew, Take a look at centos-7.6.Dockerfile[1] that is used by the gnuradio's buildbots[2]. Builds from the master branch currently fail because of some recently merged changes but I just tested build of maint-3.8 branch successfully. Most of the dependencies are installed from the CentOS

Re: GNU Radio 3.8 and Centos 7: Is it possible?

2020-01-24 Thread Andrew J Wolfram
This is perfect. Thank you! On Fri, Jan 24, 2020 at 4:22 PM Vasil Velichkov wrote: > Hi Andrew, > > Take a look at centos-7.6.Dockerfile[1] that is used by the gnuradio's > buildbots[2]. Builds from the master branch currently fail because of some > recently merged changes but I just tested buil

Issues with gnuradio paths and syntax errors

2020-01-24 Thread Sarah Rogers
Hello, I'm having some issues using gnuradio with python programs. I am trying to use gnuradio with gr-satellites' python programs to decode packets from CubeSats. When I try to run a python file, I receive the following output *Traceback (most recent call last): File "taurus1_telemetry_