Frequency	Max Bandwidth	Mode	Usage
241.000 248.000		ALL MODES	(not preferred) (a)
248.000 248.001		ALL MODES	AMATEUR SATELLITE SERVICE & NARROW BAND MODES
248.001 250.000		ALL MODES	(Preferred segment) (b)

Footnotes
a. The all mode section in the secondary segment should only be used in case the preferred segment cannot be used.
b. Between 248 and 250 GHz the amateur and amateur satellite service have a primary/exclusive status, while the status is secondary in the remainder of the allocation.