Ok!! I have Ubuntu 12.04 in this PC http://www.amazon.com/HP-FF825AV-Workstation-2-8GHz-nVidia/dp/B00B90WIGE (Quad Core and 12GB RAM). With the scheme with loop I have:
Generating: "/home/caruiz_ext/Escritorio/generadoresGNU/top_block.py" Generating: "/home/caruiz_ext/Escritorio/generadoresGNU/top_block.py" Executing: "/home/caruiz_ext/Escritorio/generadoresGNU/top_block.py" linux; GNU C++ version 4.6.3; Boost_105300; UHD_003.006.002-64-g92b0b7ab -- Opening a USRP2/N-Series device... -- Current recv frame size: 1472 bytes -- Current send frame size: 1472 bytes Using Volk machine: sse4_2_64 UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUU What is the problem? 2014-10-18 11:06 GMT+02:00 Marcus Müller <mar...@hostalia.de>: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Ruben is absolutely right! In loopback configuration with devices as > sensitive as the WBX, always use an attenuator. Also, in direct > loopback, you really shouldn't need the RX gain, and only risk > damaging the daughterboard and in the worst case your USRP's ADC by > generating too much power. > > > On 17.10.2014 15:39, ruben.m...@swisscom.com wrote: > > Make sure you put an attenuator before going back into the N200 so > > that you do not damage the RF input. Ruben > > > > From: discuss-gnuradio-bounces+ruben.merz=swisscom....@gnu.org > > [mailto:discuss-gnuradio-bounces+ruben.merz=swisscom....@gnu.org] > > On Behalf Of Carlos Alberto Ruiz Naranjo Sent: Friday, October 17, > > 2014 3:35 PM To: discuss-gnuradio@gnu.org Subject: > > [Discuss-gnuradio] TX/RX with USRPN200 and GNURadio > > > > [cid:image001.png@01CFEA20.8ED2B3A0] ?Hello, > > > > I want to transmit and receive at the same time with WBX board and > > USRPN200. I have this flowgraph. > > > > I connected the input and output with a RF cable (a loop). > > > > Is it possible? Is there any problem? Thank you. > > > > > > > > > > _______________________________________________ Discuss-gnuradio > > mailing list Discuss-gnuradio@gnu.org > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1 > > iQEcBAEBAgAGBQJUQi2BAAoJEAFxB7BbsDrLHn8H/2ry64VL8rOqoH7WtdlsoKWq > ZC8akgji8XDqz3pqnFQDK0IRXIhi35qBwgxPTZVzgnYgsm8qTTGuO2PJzd6njGQK > QLXp2vjzXlANARShSlWVPGa7lBZvXqOBYxZ/ixQTSaSt4zyOaifF0hOkvYSDvuXN > h285z+eFN9sKo7aGkzkN3oGleqL0R0/YTtUB4IFYVVbG0aOSrtAmL9B9M7MMIHrQ > svP0m5hpF2xtdpCVI2a7XeBm6CpjbH5wle5lXmtJJQCm45iRDC5XTeYfwf+FFj1n > h8oNw6PhThxXx1iB+Kf73GTz50aQFB8Sx38U1TZrIUw5QTF6F8Q/9ce1Z3MEb6Y= > =AniS > -----END PGP SIGNATURE----- > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
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