Re: [Discuss-gnuradio] Problem with rx_voice.py

2008-09-17 Thread Gregory Maxwell
On Mon, Aug 25, 2008 at 4:05 PM, Eric Blossom <[EMAIL PROTECTED]> wrote: >> But the need for python to rebuild the signal chain after every >> packet is an utter killer which keeps it from working remotely >> efficiently. (i.e. back to back packets with the modem running at >> the same bitrate as t

[Discuss-gnuradio] Re: Build Problem

2008-09-17 Thread Anthony V
With the help of Josh Blum I was able to build the trunk. I was using autoconf 2.59 which does not have the docdir. Installing newer versions of the autotools fixed the problem. -DarkAnt On Tue, Sep 16, 2008 at 10:40 PM, Anthony V <[EMAIL PROTECTED]> wrote: > I'm trying to build from the trunk. I

[Discuss-gnuradio] question about the receiver sensitivity

2008-09-17 Thread Bill Stevenson
Hello, all I am using USRP1 board with RFX Transceivers and I want to know the receiver sensitivity of the daugterboards. For example, for BER less than 1e-5 and data rate 54Mbps, the 802.11a standard specifies the receiver sensitivity to be at least -65dbm. Once the receiver sensitivity is known,

[Discuss-gnuradio] I and Q channels switching

2008-09-17 Thread Jason Uher
Hey all, I am currently sending a repeated waveform to the USRP transmitter continuously with a period of 0's between each period. The problem is the that my I and Q channels switch every time the signal goes to 0, even if it is only for a brief time. What are some possible causes for this? I k

Re: [Discuss-gnuradio] spread data in gnuradio

2008-09-17 Thread Murtuza
hi ed, That was really nice of you to help me and wow your way to doing it, is just great. I will do the same thing too. Thanks for being so nice to allow me to share the code, but I want to work on it by myself. I am not a very good programmer and I think if I keep working on Gnuradio I will impr

Re: [Discuss-gnuradio] spread data in gnuradio

2008-09-17 Thread Ed Criscuolo
mir murtuza ali wrote: hi all i want to spread binary data read from a file using a PN sequence. The PN sequence is generated by a LFSR. Is there any gnuradio block that can help me do this. The gr.glfsr_source_b generates the sequence continously. If there isn't any block that can help me do

Re: [Discuss-gnuradio] one question about gr_packed_to_unpacked_bb.cc

2008-09-17 Thread Jim Watson
On Wed, 2008-09-17 at 00:48 -0500, jiangfan shi wrote: > My question is that I could not find gr_packed_to_unpacked_bb.cc file That file exists after a build: gnuradio-core/src/lib/gengen/gr_unpacked_to_packed_bb.cc and contains this line: // WARNING: this file is machine generated. Edits will