Re: [Discuss-gnuradio] Running a GNU Radio Companion generated code

2014-12-23 Thread Daniel Camara
Hi Johannes, THANKS a lot Yes you did really helped, as you said I was trying to run the wrong .py!!! The example generates two .py on on the main directory, as you said, and another on the ~/.grc_gnuradio. I had seen somewhere that gnuradio companion generate code on the ~/.grc_gnuradio.

[Discuss-gnuradio] Using Scrambler

2014-12-23 Thread Daniel Batista
Hi,I want to use the scrambling polynomial: 1 + X^12 + X^17. This means the currentlytransmitted bit is the EXOR of the current data bit, plus the bits thatwere transmitted 12 and 17 bits earlier.But I'm not sure what are the suitable values for Mask and Seed for the gnuradio Scramble Block.Any

[Discuss-gnuradio] specest issue

2014-12-23 Thread Daniel Marlow
Dear All: OS: Ubuntu 14.01.1 gnu-radio: 3.7.6 Dell Optiplex 765 I want to use the moving_average_vff block from specest, which is not available in GRC. I tried installing gr-specest using pybombs (gnuradio was already installed on this system using

Re: [Discuss-gnuradio] How To Change Tx Frequency During Transmission

2014-12-23 Thread Nguyễn Văn Lý
Hi Marcus, I use bladeRF hardware, not USRP. So I have osmocom sink and source blocks in my flow graph. Do you have any idea about this. Thank you very much, Best Regards, Van-Ly Van-Ly Nguyen, Research Assistant, Signals and Systems Laboratory - SSL Faculty of Electronics and

Re: [Discuss-gnuradio] specest issue

2014-12-23 Thread Marcus D. Leech
On 12/23/2014 08:47 AM, Daniel Marlow wrote: Dear All: OS: Ubuntu 14.01.1 gnu-radio: 3.7.6 Dell Optiplex 765 I want to use the moving_average_vff block from specest, which is not available in GRC. I tried installing gr-specest using pybombs (gnuradio was already installed

Re: [Discuss-gnuradio] specest issue

2014-12-23 Thread Daniel Marlow
No, I didn't. And I am not sure why not, since it made it work so much better! Seriously . . . thanks for the help. I should have known that. Cheers, Dan On Dec 23, 2014, at 11:56 AM, Marcus D. Leech wrote: On 12/23/2014 08:47 AM, Daniel Marlow wrote: Dear All: OS: Ubuntu 14.01.1

Re: [Discuss-gnuradio] Help me help myself

2014-12-23 Thread Martin Braun
On 12/23/2014 12:42 AM, Marcus D. Leech wrote: I used the following find command: find gnuradio -name *.* -exec grep -H branchless_clip '{}' ';' A nice tool for searching source trees is 'ack': http://beyondgrep.com/ It also has a vim plugin. Cheers, M

Re: [Discuss-gnuradio] Help me help myself

2014-12-23 Thread Martin Braun
On 12/23/2014 12:59 AM, Richard Bell wrote: Actually, your replies helped. I was not aware or in the mindset that branchless_clip was a generally used method for clamping fixed or floating point values. Because of that, I was limiting my searches to gnuradio related stuff (googling gnuradio

Re: [Discuss-gnuradio] DV Dongle - AMBE USB Device

2014-12-23 Thread K7VE
There is an economical AMBE-3000 device now at http://nwdigitalradio.com/category/thumbdv http://gnuradio.4.n7.nabble.com/file/n51701/ThumbDV%E2%84%A2.jpg - John D. Hays K7VE PO Box 1223 Edmonds, WA 98020 k7ve.org -- View this message in context:

Re: [Discuss-gnuradio] How To Change Tx Frequency During Transmission

2014-12-23 Thread Triet Vo-Huu
Hi Ly, you might consider as an alternative solution shifting the frequency by multiplying with a sine wave if your application can sample at high rate. - Nguyễn Văn Lý lynguyenvan@gmail.com wrote: Hi Marcus, I use bladeRF hardware, not USRP. So I have osmocom sink and source

Re: [Discuss-gnuradio] Help me help myself

2014-12-23 Thread Tom Rondeau
On Mon, Dec 22, 2014 at 6:59 PM, Richard Bell richard.be...@gmail.com wrote: Actually, your replies helped. I was not aware or in the mindset that branchless_clip was a generally used method for clamping fixed or floating point values. Because of that, I was limiting my searches to gnuradio

[Discuss-gnuradio] build fails

2014-12-23 Thread Ralph A. Schmid, dk5ras
Hi all, With latest sources (after a git pull) the build fails. Kubuntu 14.04 32 bit, and a new gnuradio folder did not change things. Here the output: [ 5%] Building C object volk/lib/CMakeFiles/volk.dir/volk_machine_avx_32_mmx_orc.c.o In file included from