Re: [Discuss-gnuradio] how to change the channel width when data is transmitting

[Eric Blossom]

On Wed, Nov 12, 2008 at 06:46:18PM -0500, Brian Padalino wrote:
> On Wed, Nov 12, 2008 at 6:07 PM, cao jing <address@hidden> wrote:
> > Hi,
> >
> > I am working on change the channel width dynamically when data is 
> > transmitting.
> >
> > I tried to use set_interp_rate to change the interpolation when data
> > is transmitting, but it caused a program crashed.

I doubt it caused your program to crash.  It may have caused the
program to start receiving junk.

  This is a known problem, http://gnuradio.org/trac/ticket/290

You may be able to work around it like this:

  u.stop()
  u.set_interp_rate(new_interp_rate)
  u.start()

I haven't tested this.

Eric