The frequency resolution is just the sample frequency divided by the number of samples (which is also the number of steps in the DFT sine table). If we have a sample rate of 10240 Hz for our 1024 samples, for instance, we will get 10 Hz resolution.
The frequency resolution is just the sample frequency divided by the number of samples (which is also the number of steps in the DFT sine table). If we have a sample rate of 10240 Hz for our 1024 samples, for instance, we will get 10 Hz resolution.