[Discuss-gnuradio] For beginners: Nice GNU-Radio Installation Notes

2007-05-04 Thread Eng. Firas

Hi

For GNU beginners, the following link contains a useful GNU-Radio
installation notes:
www.eecis.udel.edu/~manicka/Research/GnuRadio_InstallationNotes.pdf

Firas
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Re: [Discuss-gnuradio] For beginners: Nice GNU-Radio Installation Notes

2007-05-04 Thread Eric Blossom
On Fri, May 04, 2007 at 01:07:01AM -0700, Eng. Firas wrote:
 
 Hi
 
 For GNU beginners, the following link contains a useful GNU-Radio
 installation notes:
 www.eecis.udel.edu/~manicka/Research/GnuRadio_InstallationNotes.pdf
 
 Firas

Thanks.

I would suggest starting with:

  http://gnuradio.org/trac/wiki/BuildGuide

We have no way to keep Naveen's install notes up to date and accurate.

Eric


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[Discuss-gnuradio] USRP Rev3 Schematic and external clock

2007-05-04 Thread Chris Stankevitz

Hi,

I have a rev3 USRP board.  I would like to drive it with an external 
clock which also drives my (external) RF front end.  Where can I find 
schematics of this board or instructions/tips on using an external clock?


Thanks,

Chris


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[Discuss-gnuradio] Help with Usrp Board test

2007-05-04 Thread Melody S

Hi,

I am trying to test my Usrp board, but there are two problems,

1 ) I have downloaded and install the gnuradio from Subversion and as long
as I look through the usrp/share/rev2, I have the files

multi_2rxhb_2tx.rbf
std_2rxhb_2tx.rbf
std_4rx_0tx.rbf
std.ihx

and I don't have the files usrp_firmware.ihx and usrp_fpga.rbf

should I download them and install or this is because of subversion?

2) Also when I try to run this command
./test_usrp_standard_tx

I get the following errors

usb_control_msg failed: usb_control_msg(DeviceRequestTO): pipe is stalled
usb_control_msg failed: usb_control_msg(DeviceRequestTO): pipe is stalled
xfered 1.34e+08 bytes in 4.2 seconds.  3.194e+07 bytes/sec.  cpu time = 0.71
0 underruns

Does this mean that I don't have the right USB or it is because I don't have
the necessary files that I mentioned in question 1.

Appreciated for your help.
Melody
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Re: [Discuss-gnuradio] Help with Usrp Board test

2007-05-04 Thread Michael Dickens

Melody -

On May 4, 2007, at 2:57 PM, Melody S wrote:

I am trying to test my Usrp board, but there are two problems,

1 ) I have downloaded and install the gnuradio from Subversion and  
as long as I look through the usrp/share/rev2, I have the files


multi_2rxhb_2tx.rbf
std_2rxhb_2tx.rbf
std_4rx_0tx.rbf
std.ihx

and I don't have the files usrp_firmware.ihx and usrp_fpga.rbf

should I download them and install or this is because of subversion?


SVN trunk should install everything you need.  What install guide are  
you using?  If Jon Jacky's, then he knows it's a bit out of date ;)



2) Also when I try to run this command
./test_usrp_standard_tx

I get the following errors

usb_control_msg failed: usb_control_msg(DeviceRequestTO): pipe is  
stalled
usb_control_msg failed: usb_control_msg(DeviceRequestTO): pipe is  
stalled
xfered 1.34e+08 bytes in 4.2 seconds.  3.194e+07 bytes/sec.  cpu  
time = 0.71

0 underruns

Does this mean that I don't have the right USB or it is because I  
don't have the necessary files that I mentioned in question 1.


These are normal warning messages on Mac OSX.  The throughput is  
marginally less than 32 MBps, and thus your USRP should work OK for  
most USB communications (32 MBps is ideal).  Try also the ./ 
test_usrp_standard_rx program  see if it gets to 32 exactly.


Go into gnuradio-examples/python/usrp:

If your USRP has an FM capable card, try running:

pythonw usrp_wfm_rcv.py -f good_local_FM_station

If no FM card, try:

./benchmark_usb.py

And you might see similar messages as before, but it should usually  
work up to 32 MBps.  This means GNU Radio is installed and being  
accessed correctly! - MLD



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Re: [Discuss-gnuradio] Help with Usrp Board test

2007-05-04 Thread Eric Blossom
On Fri, May 04, 2007 at 03:08:15PM -0400, Michael Dickens wrote:
 
 Go into gnuradio-examples/python/usrp:
 
 If your USRP has an FM capable card, try running:
 
 pythonw usrp_wfm_rcv.py -f good_local_FM_station
 
 If no FM card, try:
 
 ./benchmark_usb.py

FYI, benchmark_usb is flaky.

You're better off using usrp_fft.py as your test.

 And you might see similar messages as before, but it should usually  
 work up to 32 MBps.  This means GNU Radio is installed and being  
 accessed correctly! - MLD

Eric


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[Discuss-gnuradio] CCC Camp, Berlin, Aug 8th to 12th

2007-05-04 Thread Eric Blossom
FYI,

http://events.ccc.de/camp/2007/Home

 The Chaos Communication Camp is an international, five-day open-air
 event for hackers and associated life-forms. The Camp features two
 conference tracks with interesting lectures, workshops and other
 stuff. It will take place from August 8th to 12th 2007 in Finowfurt
 near Berlin. You can participate! Bring your tent and join our
 villages. The Camp has everything you need: power, internet, food
 and fun.

These outdoor hacker events are great fun!  

We'll most likely organize some GNU Radio talks and do some hands on
workshops.  This is a great excuse to get the European GNU Radio
contingent together!

If you're interested, please let me know either on or off the list.

Eric


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[Discuss-gnuradio] Usrp Board Test Help

2007-05-04 Thread Melody S

Hi,

First thanks to Micheal and Eric for their help.

I am in the process of testing my USRP board and I just have a question

how should  I understand that USRP works while I am testing it through
gnuradio-examples? because I run the

./usrp_fft.py  and ./usrp_oscope.py a window pops up with this information




center frequency=45G

decim=16

[EMAIL PROTECTED]

Analog BB=0

DDC= -8M

and shows some noises.

Is that what I suppose to get when I run these commands or I need to get
some other information as well?

Appreciated for your help.
Melody
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