[USRP-users] Re: UHD C++ API

2023-01-29 Thread Marcus D. Leech
On 29/01/2023 13:36, Nikos Balkanas wrote: Sorry, pressed the send accidentally... 2) The input to the fft is your time domain signal, or your usrp output. The fft output is the frequency domain of the same signal. There is no frequency shift. Depending on the fft software you use, all fft out

[USRP-users] Re: UHD C++ API

2023-01-29 Thread Nikos Balkanas
Sorry, pressed the send accidentally... 2) The input to the fft is your time domain signal, or your usrp output. The fft output is the frequency domain of the same signal. There is no frequency shift. Depending on the fft software you use, all fft output is given in a vector. You just copy it to a

[USRP-users] Re: UHD C++ API

2023-01-29 Thread Nikos Balkanas
Hi, These are programming questions for your application, unrelated to uhd. Your language is also a bit strange. Let me explain: 1) You take the output signal from your usrp and if it is larger than a threshold value you store their index to a vector. I imagine that the threshold is some kind of