Re: [Discuss-gnuradio] Setting up GNU Radio

2015-03-12 Thread Marcus Müller
> If I install it without sudo to a local account directory, how will > other users be able to access the install? Is it simply a matter of > setting up the environment variables correctly? The idea is to install GNU Radio globally, and let users handle their own modules in their own home directori

Re: [Discuss-gnuradio] Setting up GNU Radio

2015-03-12 Thread Richard Bell
Thanks for responding MarcusM, I can't execute 'sudo ./pybombs install gnuradio' at all, because it fails with the following output: *rbell@polarcode1:~/Documents/gnuradio/pybombs$ sudo ./pybombs install gnuradioInitializing config file...Username for GIT accessgituser [root]:D

Re: [Discuss-gnuradio] Setting up GNU Radio

2015-03-12 Thread Marcus Müller
Hi Richard, no, not completely. instead of 1) you should cd somewhere in your home directory, where you have write access 2) - 3) are correct. Choose /usr/local/ as prefix 5) could also be done by copying over setup_env.sh to /etc/profile.d/50-setup-gnuradio-paths 6) is normal and should not resul

[Discuss-gnuradio] Setting up GNU Radio

2015-03-12 Thread Richard Bell
Hi all, I'm setting up a new shared laptop with multiple users who want to use GNU Radio. I'm not sure how to set this up correctly. Should I do it this way: 1) cd /usr/local/bin 2) git clone https://github.com/pybombs/pybombs.git && cd pybombs 3) sudo ./pybombs install gnuradio (sudo needed to

Re: [Discuss-gnuradio] Controlling File Sink

2015-03-12 Thread Richard Bell
Marcus, I'm not sure how to do what you're saying. Can you elaborate with an example? Rich On Thu, Mar 12, 2015 at 11:42 AM, wrote: > Have your packet detector set the filename on the filesink to > "/dev/null" when you don't want anything recorded, and to your output > filename when you do, a

[Discuss-gnuradio] Python message passing block hangs (test file included)

2015-03-12 Thread Anderson, Douglas J.
Hi all, I'm struggling to understand an issue I'm having with a simple python block with a registered message port connected to the copy block. The python block looks like this: it literally does nothing, it just happens to have a message port registered: class signal_sink(gr.sync_block): de

Re: [Discuss-gnuradio] Controlling File Sink

2015-03-12 Thread mleech
Have your packet detector set the filename on the filesink to "/dev/null" when you don't want anything recorded, and to your output filename when you do, and use the "append" option. On 2015-03-12 14:36, Richard Bell wrote: > Hello all, > > In GRC, I've set up a packet detector that is work

Re: [Discuss-gnuradio] (no subject)

2015-03-12 Thread Marcus Müller
Hi Vishwanatha, Demodulation of phase-depending modulations requires some kind of synchronization. There's more approaches than costas loops to phase synchronization; however, they're usually very specific to a channel/signal model and can't be universally applied, or very inefficient, or very co