Re: [Discuss-gnuradio] patch to extended oscope to enable dualchan and complex mode on basicRX and basicTX

[Eric Blossom]

On Fri, Oct 26, 2007 at 07:14:48PM +0200, Martin Dvh wrote:
> Hi all,
> inspired by the question of George Nychis I extended the usrp_oscope.py 
> script to enable dualchannel and complex mode for basicRX and LFRX.
> 
> You can find a patch and the complete modified script at:
> http://www.olifantasia.com/projects/gnuradio/mdvh/oscope_basicrx_dualchan/
> 
> You can copy the new script or apply the patch to your current 
> gr-utils/src/usrp_oscope.py.
> The patch should apply cleanly if you have version 3.1 of gnuradio.
> 
> 
> There are two new commandline options:
>   -C, --basic-complex   Use both inputs of a basicRX or LFRX as a single
>                         Complex input channel
>   -D, --basic-dualchan  Use both inputs of a basicRX or LFRX as seperate Real
>                         input channels
> 
> With --basic-complex both inputs of a basicRX or LFRX are enabled to form a 
> single complex channel (I=input A, Q=input B)
> With --basic-dualchan both inputs are treated seperately and so you get two 
> input real channels. (I1=input A, Q1=0, I2=input B, Q2=0)
> 
> The difference between the two options becomes clear when you set a nonzero 
> frequency.
> With the dualchannel option you can set the frequence for each channel 
> seperately.
> With the complex option you can set only one frequency. If you set this to 
> nonzero, this is only usefull if you actually have an I and Q signal
> connected to both inputs.
> 
> 
> Greetings,
> Martin

Thanks Martin!

Can you please go ahead and commit your patch?

Eric