Re: [Discuss-gnuradio] error while running transceiver.py in 802.15.4 on GR 3.7

2014-04-05 Thread Bastian Bloessl
Hello Ruecan, On 04 Apr 2014, at 22:56, Ruecan naceuram...@gmail.com wrote: Did anyone encountered such an error while running the transceiver.py script of 802.15.4 on GR 3.7 thread[thread-per-block[20]: block tagged_stream_to_pdu (10)]: tagged stream does not contain a pdu_length tag As

Re: [Discuss-gnuradio] Error in installing GNU Radio v3.7

2014-04-05 Thread Marcus Müller
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Azza, yes, this is a bug, since the usage of a set in this context breaks Python 2.6 compatibility; I will hurry to make a fix for this. Greetings, Marcus On 04.04.2014 21:28, Azza wrote: Hi All, I am trying to install GNU Radio v3.7, but

Re: [Discuss-gnuradio] Error in installing GNU Radio v3.7

2014-04-05 Thread Marcus Müller
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Just a side note, Azza: When reporting errors, please include more information (system, os version, platform, method of installation). If I hadn't had a wild guess on what's going wrong, I couldn't even have attempted to help here; for future

[Discuss-gnuradio] pmt_to_python Python2.6 incompatibility fix (was: Re: Error in installing GNU Radio v3.7(

2014-04-05 Thread Marcus Müller
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 I made a patch for this, but I haven't opened a pull request for my branch https://github.com/marcusmueller/gnuradio.git pmt_to_python-py2.6-compat since I'm not able to test it, since all my machines are running more recent pythons. Does anyone have

[Discuss-gnuradio] Dealing with TX/RX cross-talk on USRP

2014-04-05 Thread Ken Adams
I'm looking for tips on how to deal with the USRP TX/RX leakage. I'm transmitting with 30db (max) gain while trying to measure RSSI on the RX2 channel and experiencing about 40db of energy leakage from the TX/RX. My TX and RX chains are separated by 50MHz. Not sure how I can filter it out. I'm

Re: [Discuss-gnuradio] Dealing with TX/RX cross-talk on USRP

2014-04-05 Thread Marcus Müller
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Ken, first question: Which USRP/Daughterboard? Maybe you should be asking this question on the usrp-us...@lists.ettus.com mailing list; I'm going to go ahead and CC: that list in my reply. Basically, limited crosstalk is very hard to avoid;

Re: [Discuss-gnuradio] Dealing with TX/RX cross-talk on USRP

2014-04-05 Thread Sylvain Munaut
Hi Ken, I'm looking for tips on how to deal with the USRP TX/RX leakage. I'm transmitting with 30db (max) gain while trying to measure RSSI on the RX2 channel and experiencing about 40db of energy leakage from the TX/RX. My TX and RX chains are separated by 50MHz. Not sure how I can filter it

[Discuss-gnuradio] Occasional choppiness/underruns (aUaU) with FCDPP-GRC-Pulse

2014-04-05 Thread Chuck Ritola
Hello list, I need some help. When running GRC 3.6.1 I am getting a problem with occasional choppiness in my audio output. Details: * The choppiness sounds like only part of the buffer is filling, similar to the sound you get when a filmstrip's playback gets unstable and you get that 'jitter' *

[Discuss-gnuradio] installing via PyBombs

2014-04-05 Thread John Meloche
Hello... new user here. I need to know what do next. There is no GRC icon after the install. Any help would be great. Thanks. I ran the following on a very fresh install of Ubuntu LTS. sudo apt-get install git git clone git://github.com/pybombs/pybombs cd pybombs ./pybombs install