Re: [Discuss-gnuradio] fft sink x-axis units

[Eric Blossom]

On Fri, Dec 01, 2006 at 08:04:52PM -0500, Eric Hill Matlis wrote:
> Thanks for the response.  I guess my question is: where is that 
> information carried?  Is it in the definition of the source?  The 
> two definitions of the sinks look virtually identical to me:
> 
> am_rcv.py:
>             pre_demod = fftsink.fft_sink_c (self, panel,
>             title="Pre-Demodulation", fft_size=1024, sample_rate=if_rate)
>             self.connect (src, pre_demod)
>             vbox.Add (pre_demod.win, 1, wx.EXPAND)
> 
> usrp_wfm_rcv_pll.py:
>             self.src_fft = fftsink.fft_sink_c (self, self.panel,
>             title="Data from USRP",fft_size=512, sample_rate=usrp_rate)
>             self.connect (self.u, self.src_fft)
>             vbox.Add (self.src_fft.win, 4, wx.EXPAND)
> 
> eric


    def update_status_bar (self):
        msg = "Volume:%r  Setting:%s" % (self.vol, self.state)
        self._set_status_msg(msg, 1)
        self.src_fft.set_baseband_freq(self.freq)  <<< LOOK HERE <<<