Re: [Discuss-gnuradio] multi_file usrp tuning options

[Eric Blossom]

On Thu, May 31, 2007 at 04:11:47PM -0400, address@hidden wrote:
> Hi-
> 
> I'm developing a 4-channel receiver using 4 rx paths and 2 LFRX 
> daughter boards.  I'm basing my code on the multi_* examples in the 
> multi-antenna directory.  Two of the channels I want to capture are 
> AM-modulated at roughly 2 MHz carrier frequency, the other two signals 
> are not modulated and are low frequency on the order of 1 kHz.
> 
> My question is, can I tune each subdevice to a different frequency?  I 
> would need to in order to capture both sets of signals simultaneously 
> in a phase-locked fashion (this is important).

Yes.  See multi-antenna/multi_file.py.  It tunes all 4 subdevs.
It happens to tune them all to the same freq, but that's just because
that was what was needed at the time the code was written.

Eric