Re: [Discuss-gnuradio] NCO and VCO frequencies

2011-05-01 Thread Jason Abele
> Objective : we need to make this desired frequency only dependant on the NCO > frequency and independant on the the VCO frequency, so first we should know > how gnuradio control these two values so that we could develop a method to > make it only dependant on NCO frequency. take a look at uhd::t

Re: [Discuss-gnuradio] NCO and VCO frequencies

2011-05-01 Thread Marcus D. Leech
Gnuradio controls the receiver side on the usrp inorder to receive data centered around certain center frequency and in doing that it sets 2 frequencies on the USRP one in the analog domain which is the center frequency of the VCO running on the daughterBoard, and the other one in the digit

[Discuss-gnuradio] NCO and VCO frequencies

2011-05-01 Thread Alaa Salaheldin
Gnuradio controls the receiver side on the usrp inorder to receive data centered around certain center frequency and in doing that it sets 2 frequencies on the USRP one in the analog domain which is the center frequency of the VCO running on the daughterBoard, and the other one in the digital d