Re: [Discuss-gnuradio] Packet Encoder-Decoder

2014-10-08 Thread Charles Alberton Herdt
I am seeing the same problem here while running some tests. Anyone else has any thoughts? Running gnuradio 3.7.5, installed with the build-gnuradio script on Ubuntu 14.04. Gnuradio On Tue, Oct 7, 2014 at 6:18 AM, Thanasis Balafoutis wrote: > Hi, > In the followning basic setup: > File Source (

Re: [Discuss-gnuradio] Piping to the USRP - mkfifo issue

2011-07-01 Thread Charles Alberton Herdt
On Fri, Jul 1, 2011 at 14:51, Marcus D. Leech wrote: > ** > > Sorry for replying so late. > > I've been using pipes with file sources and sinks. > One trick you have to do is start the consumer before the producer. For > some reason if the writing on the pipes starts before the reading, things

Re: [Discuss-gnuradio] Piping to the USRP - mkfifo issue

2011-07-01 Thread Charles Alberton Herdt
Sorry for replying so late. I've been using pipes with file sources and sinks. One trick you have to do is start the consumer before the producer. For some reason if the writing on the pipes starts before the reading, things get messed up. Try starting the transmitter reading the pipe before y

Re: [Discuss-gnuradio] Re: always a spike on the FFT at the center frequency (Matt Ettus)

2011-01-18 Thread Charles Alberton Herdt
Hi Luca Remember you have to add 0.5 to both the real and the immaginary parts of the signal. self.gr_add_const_vxx_0 = gr.add_const_vcc((complex(.5, .5), )) This line did the trick for me. Charles On Fri, Dec 10, 2010 at 15:00, Luca Pascale wrote: > Hi, > > I have exactly the same proble