If you see the the frequency spacing between two consecutive subcarriers is 1.25 GHz and he’s right that the subcarriers are numbered like 1,2..so on . By multiplying the each of them by frequency gap, we get 1.25 GHZ 2.50 GHz respectively.
If you see the the frequency spacing between two consecutive subcarriers is 1.25 GHz and he’s right that the subcarriers are numbered like 1,2..so on . By multiplying the each of them by frequency gap, we get 1.25 GHZ 2.50 GHz respectively.