What disk size do I need for recordings?

For Narrowband/Wideband recording/DDC

@ 1 MHz (float 2 x 32 bit): 28.8 GBytes/h

Option Wideband Recording

@ 1 MHz (integer, 2 x 16bit): • 3600 (s/h) x 1E6 (1/s) x 32 bit = 115 200 000.0 bits/h or 14.4 GBytes/h
plus about 10% for FFT data