hi all,
i am using USRP1 with basic tx and rx boards and i have been suffering some
problems recently so i hope you could answer the following questions(even if
not all of them)
Q1:
when i run the examples tx_timed_samples.cpp and tx_burst.cpp i don't
get any output i tried various sampling
On Sun, Dec 11, 2011 at 01:18:59AM -0700, Matt Mills wrote:
All,
The attached script crashes with a segmentation fault (or with the I/O error
text in the code). My C++ knowledge is lacking however I believe this is
because work() and close() are both being called simultaneously from
On Sun, Dec 11, 2011 at 02:31:03PM -0500, Marcus D. Leech wrote:
I think that what I'd do is cause the close() method to simply set a flag that
says close desired, and then do the actual close at the end of
the work function, probably under a mutex.
That sounds sensible. It could be done in
Hi, is it possible to make gnuradio/usrp2/WBX fedora 15,
combination as FM transmitter to stream audio files as we can do in some smart
phones. please help,if you there is a grc/python file already, I have tried
others on web but they dont work
for my setup. I appreciate any comments, Thanks
Are errors expected on the first attempt of cmake or could the errors indicate
an underlying dependency issue? I have other build issues and I'm trying to
rule out all the possibilities.
When I first attempt cmake I get errors:
-- Using install prefix: /usr/local
-- Building for version:
On 12/12/2011 08:40 AM, Justin Ford wrote:
Are errors expected on the first attempt of cmake or could the errors
indicate an underlying dependency issue? I have other build issues and I'm
trying to rule out all the possibilities.
When I first attempt cmake I get errors:
-- Using
what a nice holiday surprise
anyone else buy a n210 from seller occupyonline ?
They sent a envelope with a CDROM of ubuntu and some paperwork on how to
install!!
I know it was a gamble as he had 0 feedback. It looked legit, and to get one
for 1200$, with ebay buyer protection, I am not
I saw him selling an N210 one week, then the next he was trying to sell an
N210 + some Micro ATX machine for 2400$; I figured it was a scam after that
one...
On Mon, Dec 12, 2011 at 9:59 AM, dave k dave_k_...@yahoo.com wrote:
what a nice holiday surprise
anyone else buy a n210 from seller
Date: Mon, 12 Dec 2011 08:07:57 -0800
From: j...@ettus.com
To: osama_valencia...@hotmail.com; usrp-us...@lists.ettus.com
Subject: Re: [Discuss-gnuradio] USRP1 questions
On 12/12/2011 01:52 AM, osama mohamed wrote:
hi all,
i am using USRP1 with basic tx and rx boards and i
Use the advanced tuning parameters.
http://files.ettus.com/uhd_docs/manual/html/general.html#tuning-notes
2011/12/12 osama mohamed osama_valencia...@hotmail.com:
Date: Mon, 12 Dec 2011 08:07:57 -0800
From: j...@ettus.com
To: osama_valencia...@hotmail.com; usrp-us...@lists.ettus.com
On Mon, Dec 12, 2011 at 3:41 AM, Martin Braun martin.br...@kit.edu wrote:
* Do you randomly get either segfault or i/o error? I always get the i/o
with this code..
I get both.
* Your code stresses the WAV-code a lot :) What are you trying to
accomplish? Are you finding a bug in
hi josh,
i tried the example tx_waveforms.cpp using the following arguments --freq
100 --rate 800 --gain 20 --wave-type SQUARE --wave-freq 20 --ampl
0.3 --spb 1 but there is an under run error so is there any suggested
answer please
sorry for asking too much questions but i
On Mon, Dec 12, 2011 at 11:49:56AM +0100, Martin Braun wrote:
On Sun, Dec 11, 2011 at 02:31:03PM -0500, Marcus D. Leech wrote:
I think that what I'd do is cause the close() method to simply set a flag
that
says close desired, and then do the actual close at the end of
the work
Date: Wed, 7 Dec 2011 11:06:29 -0700
From: b...@reynwar.net
To: j...@ettus.com; discuss-gnuradio@gnu.org
Subject: Re: [Discuss-gnuradio] Problem with new swig docs stuff
On Tue, Dec 6, 2011 at 3:51 PM, Josh Blum j...@ettus.com wrote:
Tom/Ben,
On Mon, Dec 12, 2011 at 10:37:35AM -0700, Matt Mills wrote:
On Mon, Dec 12, 2011 at 3:41 AM, Martin Braun martin.br...@kit.edu wrote:
* Do you randomly get either segfault or i/o error? I always get the i/o
with this code..
I get both.
* Your code stresses the WAV-code a
On Mon, Dec 12, 2011 at 10:47 AM, Martin Braun martin.br...@kit.edu wrote:
On Mon, Dec 12, 2011 at 11:49:56AM +0100, Martin Braun wrote:
On Sun, Dec 11, 2011 at 02:31:03PM -0500, Marcus D. Leech wrote:
I think that what I'd do is cause the close() method to simply set a
flag that
says
On Mon, Dec 12, 2011 at 10:57 AM, Matt Mills mmi...@2bn.net wrote:
But wont this only close() a file when the sink is receiving samples? I
would think it would be extremely confusing if close() doesnt actually
close a file until the next sample is received, especially if there is a
valve in
2011/12/12 osama mohamed osama_valencia...@hotmail.com:
hi josh,
i tried the example tx_waveforms.cpp using the following arguments --freq
100 --rate 800 --gain 20 --wave-type SQUARE --wave-freq 20
--ampl 0.3 --spb 1 but there is an under run error so is there any
suggested
Really appreciate any of your suggestion!
Underrun is caused by your flow-graph not being able to provide samples to
the hardware at the specified rate. It looks to me like in
your flow-graph above, your message-queue can easily get starved for new
bits, and so the entire flow-graph
On 12/12/2011 01:41 PM, Yan Nie wrote:
Really appreciate any of your suggestion!
Underrun is caused by your flow-graph not being able to provide samples to the
hardware at the specified rate. It looks to me like in
your flow-graph above, your message-queue can easily get starved for new
On 12/12/2011 09:59 AM, Justin Ford wrote:
Date: Mon, 12 Dec 2011 08:44:48 -0800
From: j...@ettus.com
To: discuss-gnuradio@gnu.org
Subject: Re: [Discuss-gnuradio] cmake errors on first attempt with master
branch
Cant tell. You gotta attach
Updated some Ubuntu depends that have come in from the field,
including gtk2-engines-pixbuf.
--
Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org
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On Wed, Dec 7, 2011 at 2:03 PM, Josh Blum j...@joshknows.com wrote:
I cant say yet as to why, but at least its reproducible.
I spent a few hours source diving today and gdb-stepping. I
could not figure it out, but I did find that it's broken in every
minor release after 2.0.1 (2.0.2, 3 and 4).
On 12/12/2011 05:10 PM, Paul Miller wrote:
On Wed, Dec 7, 2011 at 2:03 PM, Josh Blum j...@joshknows.com wrote:
I cant say yet as to why, but at least its reproducible.
I spent a few hours source diving today and gdb-stepping. I
could not figure it out, but I did find that it's broken in
On Wed, Dec 7, 2011 at 1:06 PM, Ben Reynwar b...@reynwar.net wrote:
On Tue, Dec 6, 2011 at 3:51 PM, Josh Blum j...@ettus.com wrote:
snip
[ 47%] Generating general_swig_doc.i
Error in xml in file
Hi,
There are example python code and grc from the repository. You can try it
yourself.
Regards,
Muhammad
On Tue, Dec 13, 2011 at 2:41 AM, MOHD RAFIQ mohd_rafiq...@yahoo.com wrote:
Hi, is it possible to make gnuradio/usrp2/WBX fedora 15, combination as
FM transmitter to stream audio files
Take also a look in here:
http://mmbtools.crc.ca/content/view/45/73/
and here:
http://www.opendigitalradio.org/index.php/FM_RDS_Stereo_transmitter_using_gnuradio
Best regards,
Rafael Diniz
Hi,
There are example python code and grc from the repository. You can try it
yourself.
Regards,
Hi,
I personally think we should include that as a part of pre-requisite
library required for Ubuntu.
Regards,
Muhammad Rosli
Student
University of Canterbury
On Tue, Dec 13, 2011 at 11:31 AM, Marcus D. Leech mle...@ripnet.com wrote:
Updated some Ubuntu depends that have come in from the
Hi,
Initially I would like to recommend that links as I worried the gnuradio
has changed the source and sink for the USRP. But, I guess it wouldn't hurt.
Thanks Rafael.
Regards,
Muhammad Rosli
Student
University of Canterbury
On Tue, Dec 13, 2011 at 3:27 PM, Rafael Diniz raf...@riseup.net
On Mon, Dec 12, 2011 at 05:19:13PM -0800, Josh Blum wrote:
Its weird that feval works ok, I tried for a bit, but I couldnt figure
out what was different about my blocks. This will take more effort to
figure out if thats possible, but I do think its a bug in swig.
Well, let me know if I can
Hi,
I'm using USRP2 with RFX2400 daughter board. I'm using GRC. By default which
antenna are used for USRP-source and USRP-sink?
PN
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Discuss-gnuradio@gnu.org
https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
On 12/12/2011 08:14 PM, Phone Naing MYINT wrote:
Hi,
I'm using USRP2 with RFX2400 daughter board. I'm using GRC. By default which
antenna are used for USRP-source and USRP-sink?
http://files.ettus.com/uhd_docs/manual/html/dboards.html#rfx-series
-josh
On 12/12/11 11:14 PM, Phone Naing MYINT wrote:
Hi,
I'm using USRP2 with RFX2400 daughter board. I'm using GRC. By default
which antenna are used for USRP-source and USRP-sink?
PN
http://files.ettus.com/uhd_docs/manual/html/dboards.html#rfx-series
--
Principal Investigator
Hi,
TX is clear, defaulted to TX/RX. RX default to direct conversion, what does it
mean? For receive, using TX/RX or RX2 provides same performance?
PN
-Original Message-
From: discuss-gnuradio-bounces+phonenaing.myint=sg.panasonic@gnu.org
On 12/12/2011 08:25 PM, Phone Naing MYINT wrote:
Hi,
TX is clear, defaulted to TX/RX. RX default to direct conversion, what does
it mean?
RFX2400 is a direct conversion receiver *and* a direct conversion
transmitter. What the docs really should say:
1) When you tune the transmit chain,
Hi,
I need to measure any metric(say RSSI) of one USRP2 from the other, to
implement a selection scheme that selects best USRP2 based on best metric.
what best can be measured to estimate the quality of the link.
All comments/suggestions are welcome
I am using gnuradio 3.5, on fedora 15.
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