[Discuss-gnuradio] error after compiling grc

2011-07-31 Thread jagdish patil
hi , i am working on GNURadio . after compiling i am getting the error . will some tell me what this error is related to. please check attachment for top_block.py file Traceback (most recent call last): File "/home/jagdish/top_block.py", line 54, in tb = top_block() File "/home/jagdish/to

[Discuss-gnuradio] GNU Radio conference registration issues

2011-07-31 Thread Tom Rondeau
I was just informed that the registration for the conference is not working correctly. This is a problem on PayPal's side and I will work to get it sorted out over the next few days. Sorry for the inconvenience! (And please, no gripes, politicking, or anything else about PayPal right now. This is

Re: [Discuss-gnuradio] switching between two flow-graphs / controlling two flow-graphs

2011-07-31 Thread Edmar Candeia Gurjao
Tom, last time I got gnuradio using git the path I had to apply the patch, Edmar 2011/7/31 Tom Rondeau > On Fri, Jul 29, 2011 at 9:33 AM, Edmar Candeia Gurjao > wrote: > > Hi, > > > > there is a patch in the mailing list to this problem in the patch mailing > > list > http://lists.gnu.org/arc

Re: [Discuss-gnuradio] multi_usrp

2011-07-31 Thread Marcus D. Leech
On 07/31/2011 11:14 AM, john wrote: O Thanks Marcus. Yes, that technique is quite useful - particularly in setting up channels, addressing etc. however, in terms of giving the board ID of the RX/TX on either 'side' of a USRP1 it is not so great. Yes, you can readily get frequency range/antenna/ga

Re: [Discuss-gnuradio] GNURadio Conference and hacking session

2011-07-31 Thread Tom Rondeau
On Sun, Jul 31, 2011 at 5:44 PM, Johnathan Corgan wrote: > On Sun, Jul 31, 2011 at 14:39, Tom Rondeau wrote: > >> >> Thanks for kicking me about that. I've been waiting to hear about >> another obligation on that day. Unfortunately, I've heard, and I won't >> be able to host the Saturday hack-day

Re: [Discuss-gnuradio] GNURadio Conference and hacking session

2011-07-31 Thread Johnathan Corgan
On Sun, Jul 31, 2011 at 14:39, Tom Rondeau wrote: > Thanks for kicking me about that. I've been waiting to hear about > another obligation on that day. Unfortunately, I've heard, and I won't > be able to host the Saturday hack-day. I was hoping these things > wouldn't conflict and happen on diff

Re: [Discuss-gnuradio] GNURadio Conference and hacking session

2011-07-31 Thread Tom Rondeau
On Sat, Jul 30, 2011 at 1:16 PM, Philip Balister wrote: > Tom, > > Thanks for updating the GNU Radio conference page [1]. It is good to see the > schedule coming together. > > You had mentioned a hackfest or something before/after the conference. Is > this correct? If so what is the schedule? I ne

Re: [Discuss-gnuradio] GFSK Mod/Demod block

2011-07-31 Thread Tom Rondeau
On Fri, Jul 29, 2011 at 11:03 AM, Marius wrote: > Hi! > > Short question: is anybody aware of GFSK mod or demod block in > Gnuradio, or a Flowgraph using it? > > Best, > Marius There is a GMSK block, which should be what you want. It should be trivial to go from MSK to non-minimum FSK. Tom ___

Re: [Discuss-gnuradio] switching between two flow-graphs / controlling two flow-graphs

2011-07-31 Thread Tom Rondeau
On Fri, Jul 29, 2011 at 9:33 AM, Edmar Candeia Gurjao wrote: > Hi, > > there is a patch in the mailing list to this problem in the patch mailing > list http://lists.gnu.org/archive/html/patch-gnuradio/2011-07/msg1.html > > I have aplied and it works, > > Edmar This patch was applied to the c

Re: [Discuss-gnuradio] How to calculate Bit Error Rate?

2011-07-31 Thread Tom Rondeau
On Thu, Jul 28, 2011 at 4:14 PM, saketh kumar wrote: > Hello all > >     If someone has ever measured Quality of service of received data (using > any modulation and daughter board but preferably RFX2400) in terms of packet > loss rate/Bit Error Rate (or any other metric) with USRP(preferably N200

Re: [Discuss-gnuradio] oQPSK mod path

2011-07-31 Thread Tom Rondeau
On Sun, Jul 24, 2011 at 4:28 PM, Marius wrote: > Hi! > > I'm creating a flow-graph that leverages the Wiesel 802.15.4 stack: > http://wiesel.ece.utah.edu/redmine/projects/gr-ieee802-15-4/wiki. > Mainly I want a complete GRC flowgraph for TX and RX on 802.15.4. > > The C++ is: > http://wiesel.ece.u

Re: [Discuss-gnuradio] UHD with XCVR?

2011-07-31 Thread Josh Blum
On 07/31/2011 01:32 PM, Marius wrote: > Hi Josh, > >> There was some shuffling around with the uhd master branch for the 3.2 >> releases. If you are running off the master, can you rebuild from the >> latest master (fc349d30507620baca935e75e68a9554b40d427c) and load the >> latest images (firmwar

Re: [Discuss-gnuradio] UHD with XCVR?

2011-07-31 Thread Marius
Hi Josh, > There was some shuffling around with the uhd master branch for the 3.2 > releases. If you are running off the master, can you rebuild from the > latest master (fc349d30507620baca935e75e68a9554b40d427c) and load the > latest images (firmware and FPGA) > http://www.ettus.com/downloads/uhd

Re: [Discuss-gnuradio] UHD with XCVR?

2011-07-31 Thread Josh Blum
> I'm using GNU Radio v3.4.0-101-g7e2b45b8 from the Git repo - built a > week ago or so. Since there's just one Firmware image for my USRP2, > and one FPGA image, and I tried n times... I guess there's something > else that's wrong. > I'd like to ask for a compatibility matrix: which UHD revisions

[Discuss-gnuradio] UHD with XCVR?

2011-07-31 Thread Marius
Hi! Today I patched a USRP2, Rev 4.0 with the UHD_003.002.000-e03f7c7 images in order to use it with MatLab AND GNU Radio's GRC. - This is the log taken from a Linux 10.4 LTS system, attached USRP2. Previously this setup worked very well. Now that I updated... it's broken. The IP setup had been te

[Discuss-gnuradio] Signal power w.r.t the amplitude of sample sent to USRP?

2011-07-31 Thread Marcus M
Hi, How can we determine the transmitted signal power with respect to the amplitude value of the sample sent to the USRP and also how can we measure the power of the received signal at the USRP? Thanks ___ Discuss-gnuradio mailing list Discuss-gnuradio@g

Re: [Discuss-gnuradio] multi_usrp

2011-07-31 Thread john
On Sat, 2011-07-30 at 09:29 -0400, Marcus D. Leech wrote: > On 07/30/2011 02:53 AM, john wrote: > > Have USRP1 on Ububtu 10.04 and have latest UHD (003.002.000) and latest > > GNURadio ( v3.4.0-113). > > > > While some of the daughterboards are supported on GNURadio, the later > > ones I have need

[Discuss-gnuradio] problems in locking and unlocking the flow-graph

2011-07-31 Thread niaz ahmed
hi, I am designing a transmitter which needs to transmit two different types , tone (of 1k frequency) and data (2k & 3k frequency).Both of them take user input, does processing and produce output on sound card of the laptop (am not using usrp). I have implemented this all in a single flow graph an