[Discuss-gnuradio] wav file source question

2013-07-19 Thread Baokun Liu
Hi guys, I am playing with gnuradio companion. I have a question on wav file. I play like this first (the samp_rate set to 32k) *Audio Source ---> Wav File Sink;* I save the file as test.wav. It sound well. Then, I play the file back (samp_rate is 32k). *Wave File Source ---> Audio Sink; * T

[Discuss-gnuradio] Question over the Silder in GRC

2013-10-09 Thread Baokun Liu
Hi all, I am using USRP N210 and GRC. I have a question over changing a USRP parameter using a slider in GRC. If I want to change the TX frequency from 2GHz to 4GHz using a slider, as we know, during this process, the slider would experience many in-between values, such as 2.1, 3, 3.55, 3.888 and

Re: [Discuss-gnuradio] Question over the Silder in GRC

2013-10-10 Thread Baokun Liu
Thu, Oct 10, 2013 at 4:03 AM, Martin Braun (CEL) wrote: > On Wed, Oct 09, 2013 at 05:15:04PM -0400, Baokun Liu wrote: > > Hi all, > > > > I am using USRP N210 and GRC. I have a question over changing a USRP > > parameter using a slider in GRC. > > > > If I wa