On Wed, Feb 11, 2009 at 08:35:56PM +0100, Dominik Auras wrote: > Hi! > >> That won't help. The problem is that the gaussian RNG is really slow. >> You'll need to figure out how to make it faster. > > I am sorry. This was an example and I hoped that the RNG is fast enough. > Actually, I have observed this behavior with my transmitter. As I > described, it doesn't send with 8 MHz bandwidth on USRP1. Before we > received the new USRP2s, I have thought that this is a problem of my > application. Even though with a nullsink, I have measured a throughput > in front of the nullsink of more than 30 MSamples per second. > > Now with the USRP2, my transmitter is streaming continuously, sending at > 12.5 Mhz bandwidth. It keeps up with this rate. There was no change in > the transmitter, except for using the USRP2. > > Conclusion: my code can send with at least 12.5 complex MSamples per > second (equal to 12.5 MHz bandwidth), but using USRP1, I can't send with > 8 Mhz?
What kind of an EHCI controller do you have? We've come across some that won't support 32MB/s on transmit. Eric _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
