Re: [Discuss-gnuradio] A few questions

2011-06-03 Thread Marcus D. Leech
On 06/03/2011 04:02 PM, Brenden Smith wrote: Hello everyone, I am new to GNU Radio and the USRP2, but I have been playing around and have successfully made a FM receiver. I have a few questions: 1) When I am receiving AM radio frequencies and demodulating them with the AM demod block I get no

Re: [Discuss-gnuradio] Latest UHD version: error after update while trying to compile GRC model

2011-06-03 Thread Vlad Stoianovici
Marcus, I'm familiar with installing UHD and then GNURadio, not so much with updating UHD. What are the differences? Any suggestions or links to direct me? Thank you. Vlad. Marcus D. Leech wrote: > > > This indicates that your USRP-N2XX firmware is at level 10, while the > host side is exp

[Discuss-gnuradio] A few questions

2011-06-03 Thread Brenden Smith
Hello everyone, I am new to GNU Radio and the USRP2, but I have been playing around and have successfully made a FM receiver. I have a few questions: 1) When I am receiving AM radio frequencies and demodulating them with the AM demod block I get no audio period, no static, nothing. The only thing

Re: [Discuss-gnuradio] new project on CGRAN: Logitech27MHzTransceiver

2011-06-03 Thread Matthias Fähnle
Thank you for sharing this, Matthias. It looks like excellent work! Thank you for your response! There was invested much time in the project, so leaving it unpublished would be a pity... I didn't realize that Logitech had introduced AES-128 in any of the 2.4 GHz products. It is (said to

Re: [Discuss-gnuradio] Latest UHD version: error after update while trying to compile GRC model

2011-06-03 Thread Vlad Stoianovici
Thanks Josh, Since I'm a newbie with GRC+UHD would you care to elaborate on the mentioned procedure?! How would I identify the "old UHD library files"? After downloading the latest UHD from git clone git://ettus.sourcerepo.com/ettus/uhd.git should I go ahead with the typical steps: cmake ../, make

Re: [Discuss-gnuradio] LF Transmission with Gnuradio/USRP

2011-06-03 Thread Matt Ettus
On 05/30/2011 05:13 AM, wie...@gmx.de wrote: > Dear GNU Radio gurus, > > I have sent this before but it might have not reached you guys. > Excuse me some basic questions. Point me to another forum or information > site if this is not the right place... > > we are supposed to pre-develop an induct

Re: [Discuss-gnuradio] Latest UHD version: error after update while trying to compile GRC model

2011-06-03 Thread Marcus D. Leech
On 03/06/2011 12:11 PM, Vlad Stoianovici wrote: Dear list, I get a strange error when trying to compile a GRC model: -- Opening a USRP2/N-Series device... Traceback (most recent call last): File "/home/vl/GnuRadio/Surse/top_block.py", line 43, in tb = top_block() File "/home/vl/GnuRad

Re: [Discuss-gnuradio] How do I properly disable/enable the WBX receiver with UHD?

2011-06-03 Thread Marcus D. Leech
On 03/06/2011 12:17 PM, Josh Blum wrote: Using a USRP1 w/ WBX dboard and UHD, what is the proper way to disable (and then re-enable) the receiver? I usually don't think to disable the receiver. Running the transmitter on demand and always running the receiver is a fine model of use. Perhaps yo

Re: [Discuss-gnuradio] Latest UHD version: error after update while trying to compile GRC model

2011-06-03 Thread Josh Blum
On 06/03/2011 09:11 AM, Vlad Stoianovici wrote: > > Dear list, > I get a strange error when trying to compile a GRC model: > > -- Opening a USRP2/N-Series device... > Traceback (most recent call last): > File "/home/vl/GnuRadio/Surse/top_block.py", line 43, in > tb = top_block() > File

Re: [Discuss-gnuradio] How do I properly disable/enable the WBX receiver with UHD?

2011-06-03 Thread Josh Blum
> Using a USRP1 w/ WBX dboard and UHD, what is the proper way to disable (and > then re-enable) the receiver? > I usually don't think to disable the receiver. Running the transmitter on demand and always running the receiver is a fine model of use. Perhaps you could shutoff your demodulator whe

Re: [Discuss-gnuradio] OFDM Help

2011-06-03 Thread Kunal Kandekar
I think this email exchange contains good documentation for (part of) the OFDM example. Maybe we could put it in a README file, and upload it to the OFDM directory? Or insert these as comments at the respective lines of code? Kunal On Thu, Jun 2, 2011 at 5:01 PM, Tom Rondeau wrote: > On Thu, J

[Discuss-gnuradio] Latest UHD version: error after update while trying to compile GRC model

2011-06-03 Thread Vlad Stoianovici
Dear list, I get a strange error when trying to compile a GRC model: -- Opening a USRP2/N-Series device... Traceback (most recent call last): File "/home/vl/GnuRadio/Surse/top_block.py", line 43, in tb = top_block() File "/home/vl/GnuRadio/Surse/top_block.py", line 28, in __init__ nu

Re: [Discuss-gnuradio] debian packaging

2011-06-03 Thread Sim IJskes
On 03-06-11 15:22, Tom Rondeau wrote: On Fri, Jun 3, 2011 at 7:23 AM, Sim IJskes mailto:s...@ijskes.org>> wrote: Hello, Would it be possible to focus the debian packaging in the gnuradio git? It would be nice if a contributor would also check if the debian package builds. This i

[Discuss-gnuradio] How do I properly disable/enable the WBX receiver with UHD?

2011-06-03 Thread Thomas Arcuri
I am testing the tunnel.py program on a USRP1 w/ WBX dboard and UHD. My goal is to disable to receiver while I am transmitting, and then re-enable it once I'm done. I looked at db_wbx_common.cpp and found the enabler functions. Each of these programs a few GPIO bits. Using that as a guide I was abl

[Discuss-gnuradio] benchmark OFDM Question

2011-06-03 Thread smith mark
Hi everyone, I am working on OFDM in gnuradio. I ran the benchmark_ofdm.py file. Everything worked well, I want to ask one thing that I didn't see the last packet on the terminal. I set the packet size to 400 bytes and total number of bytes to be transmitted to 1600. I should see 4 packets but i se

Re: [Discuss-gnuradio] debian packaging

2011-06-03 Thread Tom Rondeau
On Fri, Jun 3, 2011 at 7:23 AM, Sim IJskes wrote: > Hello, > > Would it be possible to focus the debian packaging in the gnuradio git? It > would be nice if a contributor would also check if the debian package > builds. This is of course not possible for every developer. But i'm sure, at > least

[Discuss-gnuradio] debian packaging

2011-06-03 Thread Sim IJskes
Hello, Would it be possible to focus the debian packaging in the gnuradio git? It would be nice if a contributor would also check if the debian package builds. This is of course not possible for every developer. But i'm sure, at least i'm willing, to validate the build as much as i can. Any

Re: [Discuss-gnuradio] GSM spectrum: Invisible 200kHz carriers?

2011-06-03 Thread TheOperator
Ben Wojtowicz wrote: > Are you saying that you are seeing 4MHz wide signals? Or are you seeing > ~200KHz wide signals seperated by 4MHz?I see about 200kHz wide signals > spaced 4MHz. Ben Wojtowicz wrote: > If you are seeing ~200KHz wide signals spaced by 4MHz, these most likely > are > GSM sig

Re: [Discuss-gnuradio] Are there any Gnuradio Events?

2011-06-03 Thread Martin Braun
Sure, there's the upcoming GNU Radio conference :) SCNR... On Wed, Jun 01, 2011 at 01:28:51PM -0500, Brett L. Trotter wrote: > Lets say you have a GUI app that has a fixed runtime determined by a > head block set to (sample_rate * n_seconds). Currently, the gui keeps > running. Is there an OnShutd