Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device - some success

2012-06-16 Thread Phil
On 17/06/12 01:23, Marcus D. Leech wrote: On 16/06/12 07:14 AM, Alex DEKKER wrote: On 16/06/12 11:56, Phil wrote: OK I now have simple_FM_rcv running as root! So all I need now is to set the permission of the dongle. How might I do that? I have an FCD and an RTL dongle. I got the FCD first,

Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device - some success

2012-06-16 Thread Phil
On 16/06/12 21:14, Alex DEKKER wrote: On 16/06/12 11:56, Phil wrote: OK I now have simple_FM_rcv running as root! So all I need now is to set the permission of the dongle. How might I do that? I have an FCD and an RTL dongle. I got the FCD first, for which I created a udev rule. I duplicated

Re: [Discuss-gnuradio] a reconfiguring the flow graph question

2012-06-16 Thread Stephen
On 6/16/2012 11:29 AM, Josh Blum wrote: > > You may want to checkout the stream selector block in this project, as > opposed to stopping and disconnecting: > https://github.com/guruofquality/grextras/wiki#wiki-list-of-blocks-in-this-project > that looks like it will do exactly what i need. But

[Discuss-gnuradio] detecting band of frequencies

2012-06-16 Thread Abdelrahman Ahmed
im not a programmer and im even new to linux . i used uhd_fft.py to detect specific center frequencies , i succeeded at that and also detect FM/TV. now i want to detect band of frequencies (eg. from feq MHz to freq MHz) i know i can use usrp_spectrum_sense.py but i want to get this data i do not k

[Discuss-gnuradio] Help Error Is OpenBTS on USRP2? Setting initial global logging level to NOTICE (What is this Error)

2012-06-16 Thread Muhammad JUNAID
Thanks in advance. muhammadjunaid@ubuntu:~/OpenBts/openbts-uhd/public-trunk/apps$ killall transceiver transceiver: no process found muhammadjunaid@ubuntu:~/OpenBts/openbts-uhd/public-trunk/apps$ ps  PID TTY          TIME CMD  2383 pts/0    00:00:00 bash  2560 pts/0    00:00:00 ps muhammadjunaid@

Re: [Discuss-gnuradio] a reconfiguring the flow graph question

2012-06-16 Thread Stephen
On 6/16/2012 11:29 AM, Josh Blum wrote: > > You may want to checkout the stream selector block in this project, as > opposed to stopping and disconnecting: > https://github.com/guruofquality/grextras/wiki#wiki-list-of-blocks-in-this-project > thanks I'll look at that. > > I recommend taking a

Re: [Discuss-gnuradio] USRP1 XCV2450 LO - can it be bypassed with the motherboard's LO

2012-06-16 Thread Nick Iliev
Thanks for the clarification. We have both XCVR2450 TX boards (in the same TX USRP1 ) locked to 2.4GHz ( verified with a specturm analyzer ) . Now, the receiver XCVR2450 RX board (in the RX USRP1 ) should be able to lock to 2.4GHz as well , right ? We're using default BPSK mod/demod for thi

Re: [Discuss-gnuradio] a reconfiguring the flow graph question

2012-06-16 Thread Josh Blum
On 06/16/2012 07:18 AM, Stephen wrote: > > Hi, > > I have several processing chains I need to switch in and out of my flow > graph. What I have is several chains that look like > > filter1->quad_demod1-> ... > filter2->quad_demod2-> ... > > Can I not connect the chains together first and then

Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device - some success

2012-06-16 Thread Marcus D. Leech
On 16/06/12 07:14 AM, Alex DEKKER wrote: > On 16/06/12 11:56, Phil wrote: >> >> OK I now have simple_FM_rcv running as root! >> >> So all I need now is to set the permission of the dongle. How might I >> do that? >> > I have an FCD and an RTL dongle. I got the FCD first, for which I > created a ude

[Discuss-gnuradio] a reconfiguring the flow graph question

2012-06-16 Thread Stephen
Hi, I have several processing chains I need to switch in and out of my flow graph. What I have is several chains that look like filter1->quad_demod1-> ... filter2->quad_demod2-> ... Can I not connect the chains together first and then just switch them in and out ? Say chain 2 was the one conne

Re: [Discuss-gnuradio] Error in new block

2012-06-16 Thread Martin Braun (CEL)
On Fri, Jun 15, 2012 at 11:18:55PM +0200, sakul...@ti.rwth-aachen.de wrote: > Hello all > > I am quite new to gnuradio. I am trying to create a new block. I have > edited gr-howto codes to make gr-ofdm (although it does not do anything > related to ofdm as of now). Also, you could use gr-modtool[

Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device - some success

2012-06-16 Thread Alex DEKKER
On 16/06/12 11:56, Phil wrote: OK I now have simple_FM_rcv running as root! So all I need now is to set the permission of the dongle. How might I do that? I have an FCD and an RTL dongle. I got the FCD first, for which I created a udev rule. I duplicated these for the RTL dongle: $ cat /e

Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device - some success

2012-06-16 Thread Phil
On 16/06/12 20:31, Phil wrote: OK I now have simple_FM_rcv running as root! So all I need now is to set the permission of the dongle. How might I do that? -- Regards, Phil ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu

Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device

2012-06-16 Thread Phil
On 16/06/12 20:11, Alex DEKKER wrote: Try running the test program that comes with one of the libraries [can't remember which one OTTOMH] as yourself and as root. That should answer the permissions question. Thanks Alex, As me, I receive an open usb error and as root I receive a can't find l

Re: [Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device

2012-06-16 Thread Alex DEKKER
Try running the test program that comes with one of the libraries [can't remember which one OTTOMH] as yourself and as root. That should answer the permissions question. alexd ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.g

[Discuss-gnuradio] RuntimeError: Failed to open rtlsdr device

2012-06-16 Thread Phil
I'm almost there at last! Is this a permission issue? I notice that there aren't any USB devices listed under /dev. Should there be? Using device #0: ezcap USB 2.0 DVB-T/DAB/FM dongle usb_open error -3 Traceback (most recent call last): File "./simple_fm_rcv.py", line 949, in tb = simpl

Re: [Discuss-gnuradio] gr-osmosdr module disabled

2012-06-16 Thread Phil
On 16/06/12 17:49, Alex DEKKER wrote: On 16/06/12 05:40, Phil wrote: Does the following look correct? Also, there is no mention under "sources" of osmocom in gnuradio_companion. I'm trying to use my Ezcap dongle with Gnuradio. -- checking for module 'libosmosdr' -- package 'libosmosdr' not foun

Re: [Discuss-gnuradio] gr-osmosdr module disabled

2012-06-16 Thread Alex DEKKER
On 16/06/12 05:40, Phil wrote: Does the following look correct? Also, there is no mention under "sources" of osmocom in gnuradio_companion. I'm trying to use my Ezcap dongle with Gnuradio. -- checking for module 'libosmosdr' -- package 'libosmosdr' not found -- libosmosdr not found. - You d