Re: [Discuss-gnuradio] How to create a new QT GUI SINK

> can i make a copy of the structure and modify it ? if i do it, is it necessary to re-build gnuradio? is there another way to do and new QT GUI SINK? Well, if your source code tree starts in gnuradio, you'll find the qt-gui stuff in gnuradio/gr-qtgui. c++ code in lib xml definition for grc

Re: [Discuss-gnuradio] How to get transmitted packet time in USRP?

Hi Josh, Thanks for the reply.Is there any sample example you could send me? I looked at the link it has nothing related to this. I want the code in python. Thanks I have another doubt... I just looked at tags_demo.cc example.In that code ,it has following lines const uhd::time_spec_t time_now

Re: [Discuss-gnuradio] right source to input message

lol..thanks for your patience josh..i appreciate it.. take care.. - Manjusha -- View this message in context: http://gnuradio.4.n7.nabble.com/right-source-to-input-message-tp40059p40068.html Sent from the GnuRadio mailing list archive at Nabble.com. ___

Re: [Discuss-gnuradio] right source to input message

On 03/07/2013 08:04 PM, manjusha wrote: > Opening a USRP1 device... > -- Using FPGA clock rate of 64.00MHz... gr_fir_ccc: using SSE gr_fir_ccf: using SSE > Traceback (most recent call last): > File "/home/aklilu1/gnuradio/grc/Project/top_block.py", line 82, in > > tb.Run(True

Re: [Discuss-gnuradio] right source to input message

Opening a USRP1 device... -- Using FPGA clock rate of 64.00MHz... >>> gr_fir_ccc: using SSE >>> gr_fir_ccf: using SSE Traceback (most recent call last): File "/home/aklilu1/gnuradio/grc/Project/top_block.py", line 82, in tb.Run(True) File "/usr/local/lib/python2.7/dist-packages/grc_gnu

Re: [Discuss-gnuradio] Number of bits tranmitted

if you know how to find the transmitted and received number of bits through grc..please let me know.. Need help with my project - Manjusha -- View this message in context: http://gnuradio.4.n7.nabble.com/Number-of-bits-tranmitted-tp40046p40065.html Sent from the GnuRadio mailing list arc

Re: [Discuss-gnuradio] right source to input message

On 03/07/2013 07:21 PM, manjusha wrote: > Thanks for your reply josh.. > > I only have the message socket block now.But still i get the attached > error.. > This "Preload>=0" that you sent to the other mailing list? No idea, i couldnt find the error in gnuradio source or grextras source. Is t

Re: [Discuss-gnuradio] How to get transmitted packet time in USRP?

On 03/07/2013 06:38 PM, john jade wrote: > Hi, > > I am using 2 USRPN210 devices one for transmitting and one for receiving > and relaying it back to sender. I want time at which packet is transmitted > in both the devices.I am using benchmark_tx and bencmark_rx codes. > please help me the code

Re: [Discuss-gnuradio] right source to input message

Thanks for your reply josh.. I only have the message socket block now.But still i get the attached error.. And,you were suggesting an amplitude < 1 which i am not aware of..can you please explain. Also,i am using a trying to transmit a message so why do i need a packet deframer? thanks.. tx_mes

Re: [Discuss-gnuradio] right source to input message

On 03/07/2013 06:49 PM, manjusha wrote: > I want to transmit message over air and here is my .grc file > > I need help in finding the right source for my encoder.I have 'pad > source','message source' and 'socket message'..Please help me in giving the > right input source to the encoder.When i c

Re: [Discuss-gnuradio] segfault: __convert_sc16_item16_usrp1_1_fc32_2_PRIORITY_GENERAL::operator()

On 03/07/2013 01:34 PM, ikjtel wrote: > Okay, so was in zombie mode when I typed the command, but certainly was not > expecting to get a segmentation fault. > > > The failing command was >/usr/bin/python /usr/local/bin/uhd_fft --spec 'A:0 B:0' -f 924e6 > > Things worked fine with --spec

[Discuss-gnuradio] right source to input message

I want to transmit message over air and here is my .grc file I need help in finding the right source for my encoder.I have 'pad source','message source' and 'socket message'..Please help me in giving the right input source to the encoder.When i connect the pad source it gave me an error that is sh

[Discuss-gnuradio] How to get transmitted packet time in USRP?

Hi, I am using 2 USRPN210 devices one for transmitting and one for receiving and relaying it back to sender. I want time at which packet is transmitted in both the devices.I am using benchmark_tx and bencmark_rx codes. please help me the code that i have to put... Thanks.

[Discuss-gnuradio] How to create a new QT GUI SINK

Hi all, I need to create a new QT GUI SINK with aditional buttons, i found the blocks structure in the repository ( http://gnuradio.org/redmine/projects/gnuradio/repository/revisions/master/show/gr-qtgui), but i don't know where is it on my gnuradio installation. can i make a copy of the structur

[Discuss-gnuradio] Unable to get the output

Hi All, I have constructed the attached file on my GRC but i don't see any output when i run it over terminal. I am using nc localhost 9001(in one terminal) perl -e 'print 'a'*1024'|nc localhost 9000(on separate terminal) i use these commands after i run my grc file. Please tell me where am i

Re: [Discuss-gnuradio] Reg : Simultaneous execution of two scripts

Tom I observed following : I connected 3 usrp-1 and ran 3 scripts activate_usrp_1.sh, 2.sh, 3.sh All were asked to execute at 44th second of any minute. I also put a time stamp just after tb.start() try: tb.start() startTime = datetime.now() print "usrp_X started at tim

Re: [Discuss-gnuradio] Importing newly created C++ block

I did as you said i think, but i stuck same problem goes... Please, i know it is too much to request that, could you explain to create a new block(i did it) and adding python code(may be i have problem here) than what i shoul change at the created block after that how to make it avaible to grc

Re: [Discuss-gnuradio] error while compiling gnuradio 3.4.0

I had installed all boost packages at /opt/boost_1_40_0/ here are boost libraries compiled $ ls libboost_date_time.a libboost_math_c99f.so.1.40.0 libboost_prg_exec_monitor.so.1.40.0 libboost_system.a libboost_date_time.so libboost_math_c99l.a libboost_program_options.a

Re: [Discuss-gnuradio] Number of bits tranmitted

Thank you so much for guiding me since i am new to this..Here is the updated grc file modified_vector.png Thanks - Manjusha -- View this message in context: http://gnuradio.4.n7.nabble.com/Number-of-bits-tranmitted-tp40046

Re: [Discuss-gnuradio] number of users of GNURadio

Damnit! :) On 07 Mar 2013 16:01, Dan CaJacob wrote: > I have a USRP on the Antarctic continent. > > Very Respectfully, > > Dan CaJacob ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gn

Re: [Discuss-gnuradio] Number of bits tranmitted

On 07 Mar 2013 15:55, manjusha wrote: > A small correction to the GRC file. vector_source.png > > > - > Manjusha > -- > View this message in context: http://gnuradio.4.n7.nabble.com/Number-of-bits-tranmitted-tp40046p40048.ht

Re: [Discuss-gnuradio] number of users of GNURadio

I have a USRP on the Antarctic continent. Very Respectfully, Dan CaJacob -- This email contains sensitive proprietary and confidential information. The technical data contained herein is/may be controlled under the U.S. International Traffic in Arms Regulations (ITAR) and may not be exported to

Re: [Discuss-gnuradio] Number of bits tranmitted

A small correction to the GRC file. vector_source.png - Manjusha -- View this message in context: http://gnuradio.4.n7.nabble.com/Number-of-bits-tranmitted-tp40046p40048.html Sent from the GnuRadio mailing list archive at Nab

Re: [Discuss-gnuradio] Reg : Simultaneous execution of two scripts

On Thu, Mar 7, 2013 at 2:48 PM, sumitstop wrote: > Hmm putting the delay works ..but this is I wanted to avoid i.e. putting a > few seconds delay .. any ways can't help after knowing the reason you told The problem, as you've just demonstrated, is temporary. Can you detect when the problem occur

[Discuss-gnuradio] Number of bits tranmitted

1234567.png Hi, I have this GRC file and i how would i know the number of bits transmitted through this file. Your help is appreciated. Thanks. - Manjusha -- View this message in context: http://gnuradio.4.n7.nabble.com/Number-

Re: [Discuss-gnuradio] Reg : Simultaneous execution of two scripts

Hmm putting the delay works ..but this is I wanted to avoid i.e. putting a few seconds delay .. any ways can't help after knowing the reason you told -- View this message in context: http://gnuradio.4.n7.nabble.com/Reg-Simultaneous-execution-of-two-scripts-tp40038p40045.html Sent from the Gnu

Re: [Discuss-gnuradio] number of users of GNURadio

On 07 Mar 2013 14:34, Tom Rondeau wrote: > 2013/3/7 Juan Daniel Fernandez Martinez : > >> Hi everyone, I need to find out the aprox size of the community how many people is in the mail list? how many downloads of gnuradio have occurred? any data related would be appreciated Many thanks :) >

Re: [Discuss-gnuradio] Reg : Simultaneous execution of two scripts

On 07 Mar 2013 14:28, sumitstop wrote: > Marcus I have two separate usrp-1 connected for each script as you can see > them in the argument field --- lab_2 , lab_4 > > My motive is two invoke each script simultaneously i.e. both the usrp will > start simultaneously and dump the sensing data fr

Re: [Discuss-gnuradio] number of users of GNURadio

2013/3/7 Juan Daniel Fernandez Martinez : > Hi everyone, > I need to find out the aprox size of the community > how many people is in the mail list? > how many downloads of gnuradio have occurred? > any data related would be appreciated > > Many thanks :) Check out Johnathan Corgan's presentation

[Discuss-gnuradio] segfault: __convert_sc16_item16_usrp1_1_fc32_2_PRIORITY_GENERAL::operator()

Okay, so was in zombie mode when I typed the command, but certainly was not expecting to get a segmentation fault.  The failing command was    /usr/bin/python /usr/local/bin/uhd_fft --spec 'A:0 B:0' -f 924e6 Things worked fine with --spec 'A:0'.  Below is the seg fault, reported in case there

Re: [Discuss-gnuradio] Reg : Simultaneous execution of two scripts

Marcus I have two separate usrp-1 connected for each script as you can see them in the argument field --- lab_2 , lab_4 My motive is two invoke each script simultaneously i.e. both the usrp will start simultaneously and dump the sensing data from different bands. 8 out of 10 times it is working

Re: [Discuss-gnuradio] Reg : Simultaneous execution of two scripts

On 07 Mar 2013 13:56, sumitstop wrote: > I have created two copies of the usrp_spectrum_sense.py for wideband spectrum > sensing. Each one of them collects data from a different frequency band and > then finally fusion takes place. > I am invoking both the scripts from bash with a timer which

[Discuss-gnuradio] Reg : Simultaneous execution of two scripts

I have created two copies of the usrp_spectrum_sense.py for wideband spectrum sensing. Each one of them collects data from a different frequency band and then finally fusion takes place. I am invoking both the scripts from bash with a timer which make them execute at the same instance of time. Con

[Discuss-gnuradio] Terminal commands

Hi, I have constructed the attached file on my grc I want to transmit the typed message over the air from one antenna and receive it through other antenna(both antennas belong to the same usrp.) I need help in knowing the set of commands i ne

[Discuss-gnuradio] number of users of GNURadio

Hi everyone, I need to find out the aprox size of the community how many people is in the mail list? how many downloads of gnuradio have occurred? any data related would be appreciated Many thanks :) Este documento puede contener información privilegiada o confi

Re: [Discuss-gnuradio] FM demodulation block performance ?

On 07 Mar 2013 11:19, jmfriedt wrote: > I am still trying to receive NOAA APT signals using the RTL-SDR DVB dongle. What I did > so far: > 1/ using a wideband discone antenna, I receive the NOAA APT characteristic signal during passes > on a AOR3000 scanner. I know the NFM mode of the AOR3000

[Discuss-gnuradio] FM demodulation block performance ?

I am still trying to receive NOAA APT signals using the RTL-SDR DVB dongle. What I did so far: 1/ using a wideband discone antenna, I receive the NOAA APT characteristic signal during passes on a AOR3000 scanner. I know the NFM mode of the AOR3000 is too narrow for full decoding of the image (sa

[Discuss-gnuradio] Did anyone know the ofdm PN correlation process? Why the output value of PN-Peak is very small?

Hi guys, Thanks in advance . I am doing the ofdm preamble sync test, using the pn-peak PN Correlation method. Please refer to* ofdm_sync_pn.py* file. Before the normalization process, I open the *gr__peak_detector_fb.cc*file, and try the print out the peak_val, to see if the peak_value is very

Re: [Discuss-gnuradio] Error while running gr-modtool

On Thu, Mar 7, 2013 at 9:37 AM, Manu T S wrote: > Hello everyone, > > I am learning about making new blocks in GNURadio. > > I'm following the tutorial > http://gnuradio.org/redmine/projects/gnuradio/wiki/OutOfTreeModules > > I'm getting the following output on running gr_modtool See: https://lis

[Discuss-gnuradio] Error while running gr-modtool

Hello everyone, I am learning about making new blocks in GNURadio. I'm following the tutorial http://gnuradio.org/redmine/projects/gnuradio/wiki/OutOfTreeModules I'm getting the following output on running gr_modtool ==

Re: [Discuss-gnuradio] Pass time jitter over ethernet

On Thu, Mar 7, 2013 at 3:58 AM, Gong Zhang wrote: > Hi List, >What is the max/min time for a command to pass from host to USRP?I think > it's critical for determin the time slot for a TDM system. >Thanks in advance. This should be useful for you: http://static.usenix.org/event/nsdi09/tec

[Discuss-gnuradio] Pass time jitter over ethernet

Hi List, What is the max/min time for a command to pass from host to USRP?I think it's critical for determin the time slot for a TDM system. Thanks in advance. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mail