Hi, Sorry, I made a mistake in my last email. What I'm using is GNU radio 3.2 Rev.11441. Accoding to the email from Matt, I believe I get some sort of SW problem.
Can anybody give me some suggestion or even a hint? Best re On Tue, Aug 25, 2009 at 11:54 PM, CNS Lee<dkcns....@gmail.com> wrote: > Hi everyone, > > I'm trying to establish communication between two USRP2 using > benchmark example. The command "./benchmark_tx.py -f 2.4G -r 500k" > doesn't work: USRP2 can not correctly decode the packets received, all > packets are 'false'. (PS:Same command works well on USRP1) > After many times' tests, the following magic combination are able to > show better results. > --------- > #./benchmark_tx.py -f 2.4G -r 500k -s 98 -i 14 -discontinuous > #./benchmark_rx.py -f 2.4G -r 500k -d 14 > --------- > Test Result: > Received packet rate: 98% > Received OK packet rate: 97% > I'm wondering why I could not receive 100% correct packets? > > The test environment: Ubuntu 9.04, GNU Radio 3.2.1, the SD card is > updated with latest version of firmware images > (http://gnuradio.org/releases/usrp2-bin/trunk/).USRP2 is bought the > end of 2008 with daughterboard XCVR2450. > > I would appreciate if somebody can tell me what is problem of my test. > > Regards, > > Lee > _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio