On 12 August 2010 09:24, Elvis Dowson <[email protected]> wrote: > Hi, > I have switched my linux environment from Fedora 12 to Ubuntu 10.04. > This gives me better network performance with the USRP2, even when running > Ubuntu 10.04 inside a VMware environment on Mac OS X 10.4. > However, real-time audio, e.g. an FM receiver application, when played back > in real-time gives me crackles and distortions. If the output is sent to a > wave file sink, and stored on the hard disk, it sounds fine. So, FM > demodulation is happening correctly and the signal reception is very clear, > as evidenced by the stored wave file. > However, when listening to it in real-time, it's not the case. > Has anyone else encountered this problem before? I've run these tests both > natively by installing Ubuntu 10.04 on the iMac 27 i7 and configuring the > intel HDA audio module, and also on a VM image, but it gives me the same > results.
Try to resample the audio to 44.1 kHz or 48 kHz using a rational_resampler block. That might solve it. Alex _______________________________________________ Discuss-gnuradio mailing list [email protected] http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
