The frequency stability in the 10,550-10,680 MHz band must be 0.0001% for each DEMS Nodal Station transmitter and 0.0003% for each DEMS User Station transmitter. The frequency stability in the 24,250-25,250 MHz bands must be 0.001% for each Nodal Station transmitter and 0.003% for each User Station transmitter. [68 FR 4961, Jan. 31, 2003]