Re: [Discuss-gnuradio] nVidia's Tegra 4 has SDR - the i500 LTE soft modem from Icera

2013-01-15 Thread Lin HUANG
Thanks for your opinion sharing. I'll read the links you gave. I'm thinking that the advantage of software radio is its flexibility but this flexibility is constrained by standards of telecommunication. I mean when you create a telecom device you have to follow standard, so that less space is

Re: [Discuss-gnuradio] Randomness Introduced in Gnuradio WAV Source Block?

2013-01-15 Thread Martin Braun (CEL)
On Tue, Jan 15, 2013 at 01:48:47AM -0500, Tommy Tracy II wrote: I eventually determined, that the randomness was added somewhere in the WAV Source block. Has anyone seen this? Tommy, can you please post more details: - Which GR version? - What format are your WAV files? (8/16 Bit, Mono/Stereo)

Re: [Discuss-gnuradio] nVidia's Tegra 4 has SDR - the i500 LTE soft modem from Icera

2013-01-15 Thread est
In consumer electronic products, ASIC is always the best performance-price choice. Even with LTE you have to deal with 12 freq. bands? On Tue, Jan 15, 2013 at 4:03 PM, Lin HUANG huanglin.b...@gmail.com wrote: ASIC is always the best performance-price choice.

[Discuss-gnuradio] Code for GRC blocks

2013-01-15 Thread Ghulam Rasool Begh
Hi all,I am new to Gnuradio and learnt few tutorials regarding use of GUI of Gnuradio.How can I find the code of the blocks used in GR Companion. RegardsG R Begh ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

[Discuss-gnuradio] Gabor transform to GNU Radio

2013-01-15 Thread Adriana Arteaga
Hi everyone!Anyone know if there is a block or a function on GNU Radio for make Gabor transform? Thanks! AA ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

Re: [Discuss-gnuradio] Code for GRC blocks

2013-01-15 Thread Ben Reynwar
First of all take a look at the generated python file. The block constructors will be things like gr.head, digital.chunks_to_symbols_bc. The blocks may be implemented in python, by stringing together existing blocks, or they may be implemented in C++. The python subpackage (gr and digital here)

Re: [Discuss-gnuradio] Gabor transform to GNU Radio

2013-01-15 Thread Moritz Fischer
Hi Adriana, We currently do not (directly) support STFTs in GNU Radio. If you can go with a wavelet transform instead you might want to have a look at gr-wavelet gsl. Otherwise maybe you can take some of our fftw based code and modify it into doing STFTs? Keep us posted if you get it working, or

Re: [Discuss-gnuradio] Randomness Introduced in Gnuradio WAV Source Block?

2013-01-15 Thread Tommy Tracy II
On Tue, Jan 15, 2013 at 01:48:47AM -0500, Tommy Tracy II wrote: I eventually determined, that the randomness was added somewhere in the WAV Source block. Has anyone seen this? Tommy, Martin, can you please post more details: - Which GR version? $gnuradio-config-info -v

Re: [Discuss-gnuradio] Gabor transform to GNU Radio

2013-01-15 Thread Martin Braun (CEL)
On Tue, Jan 15, 2013 at 09:22:53AM -0800, Moritz Fischer wrote: Hi Adriana, We currently do not (directly) support STFTs in GNU Radio. If you can go with a wavelet transform instead you might want to have a look at gr-wavelet gsl. Otherwise maybe you can take some of our fftw based code

[Discuss-gnuradio] gnuradio on windows 7

2013-01-15 Thread tokens
I have installed gnuradio and uhd according to the directions given in the ettus wiki. When I try to run gnuradio-companion.py I get: C:\Users\Algnuradio-companion.py Traceback most recent call last: File “C:\Program Files\gnuradio\bin\gnuradio-companion.py”, line 22, in module Import

Re: [Discuss-gnuradio] gnuradio on windows 7

2013-01-15 Thread Josh Blum
On 01/15/2013 12:21 PM, tok...@myranch.com wrote: I have installed gnuradio and uhd according to the directions given in the ettus wiki. When I try to run gnuradio-companion.py I get: C:\Users\Algnuradio-companion.py Traceback most recent call last: File “C:\Program

[Discuss-gnuradio] A block with 2 inputs

2013-01-15 Thread Juan Daniel Fernandez Martinez
Hi everyone, the example says: -- A block with 2 inputs (float and double) and 1 output -- std::vectorint input_sizes; input_sizes.push_back(sizeof(float)); input_sizes.push_back(sizeof(double)); gnuradio::block(my block, gr_make_io_signaturev(2, 2, input_sizes), gr_make_io_signature(1,

Re: [Discuss-gnuradio] A block with 2 inputs

2013-01-15 Thread Josh Blum
On 01/15/2013 03:44 PM, Juan Daniel Fernandez Martinez wrote: Hi everyone, the example says: -- A block with 2 inputs (float and double) and 1 output -- make a static function get_input_sizes() that returns this: std::vectorint input_sizes; input_sizes.push_back(sizeof(float));

Re: [Discuss-gnuradio] GNU Radio release 3.6.3 available for download

2013-01-15 Thread Michael Dickens
Hi Michael - On Jan 14, 2013, at 5:58 PM, Michael L Kornegay m...@mlksys.atlanta.ga.us wrote: So in the case of rtl-sdr and gr-osmosdr is it suggested to still use the MacPorts rtl-sdr but as you say above install non-MacPorts gr-osmosdr in /usr/local? Or would it be better to be