Additional Options submenus:
Frequency range...
Opens a dialog to customize the frequency range. The default choice is 128 linearly spaced values up to the Nyquist frequency.

Additional Style submenus:


Frequency (rad/s)
Frequency (Hz)
These mutually exclusive checkmenus choose the frequency units.
Linear frequency scale
Log frequency scale
These mutually exclusive checkmenus choose the frequency scale.
Linear amplitude scale
Log amplitude scale
These mutually exclusive checkmenus choose the amplitude scale.

Help topics.

(file idbodopt.htm)