Re: [Discuss-gnuradio] AGC and Dynamic Range of ADC

2013-09-23 Thread Marcus D. Leech
On 09/23/2013 11:07 PM, bob wole wrote: Can somebody please guide me on this ? Bob On Fri, Sep 20, 2013 at 4:44 PM, bob wole > wrote: I have USRPN210 with WBX and RFX2400. Is there any AGC chip on N210 motherboard or WBX, RFX2400 before ADC to utilize the dyn

Re: [Discuss-gnuradio] AGC and Dynamic Range of ADC

2013-09-23 Thread bob wole
Can somebody please guide me on this ? Bob On Fri, Sep 20, 2013 at 4:44 PM, bob wole wrote: > I have USRPN210 with WBX and RFX2400. Is there any AGC chip on N210 > motherboard or WBX, RFX2400 before ADC to utilize the dynamic range of ADC > ? if yes, which one? If not, then won't the varying i

[Discuss-gnuradio] tb.start(), tb.wait() or tb.stop() dows not work ... help

2013-09-23 Thread shakib034
I am new to GNURADIO environment. I want the flow graph that i am working with to turn ON and OFF with 5 sec of interval. I tried tb.start(), tb.wait(), tb.stop() and sleep(5). But that is not working. whenever I try to replace "tb.Run(True)" with any thing the program does not work. Any

[Discuss-gnuradio] Still missing gnuradio-runtime in OOT modules...

2013-09-23 Thread Achilleas Anastasopoulos
I have the latest master installed and tested on a 64bit Fedora 18 . When I generate an OOT module with gr_modtool i still cannot build/compile, since I get the error -- checking for module 'gnuradio-runtime' -- package 'gnuradio-runtime' not found -- Could NOT find GNURADIO_RUNTIME (missing: G

[Discuss-gnuradio] Use of RTL-based dongles as GNSS receivers

2013-09-23 Thread Carles Fernandez
Dear all, it is our pleasure to share a preprint of the paper we presented last week at the ION GNSS+ 2013 conference (http://www.ion.org/gnss/index.cfm) about the use of RTL-based dongles as RF front-ends for software-defined GPS receivers. You can download it by accepting the copyright disclaime

Re: [Discuss-gnuradio] dual coherent channel rtl_sdr

2013-09-23 Thread Marcus D. Leech
I did a similar experiment with R820T based dongles using an external high quality reference and a common signal source. The results were poor with a lot of mutual phase noise between two dongles. What sample rates did you try and was this E4000 or R820T tuners? -- Principal Investigator Shir

Re: [Discuss-gnuradio] Constellations in OOT projects

2013-09-23 Thread Michael Berman
Tom, Thanks for the response. This is what i was thinking was the appropriate action, I just wanted to make sure. As for the header, I didn't realize I didn't add one until after I sent the email out; I'll try to not let that one happen again. Thanks, Michael Berman On Sat, Sep 21, 2013 at

Re: [Discuss-gnuradio] Question about adding your own classes

2013-09-23 Thread Tom Rondeau
On Mon, Sep 23, 2013 at 12:24 AM, Tommy Tracy II wrote: > Perfect, > > Thank you everyone. What I did was include the header files in my block > source files; I needed to add them to the CMakeLists.txt in /lib under: > list(APPEND router_sources > to get everything to build and link correctly. > >