Sec. 15.405  Cross reference.

    (a) The provisions of subparts A, B, and C of this part apply to 
unlicensed U-NII devices, except where specific provisions are contained 
in this subpart E. Manufacturers should note that this includes the 
provisions of Secs. 15.203 and 15.205.
    (b) The requirements of this subpart E apply only to the radio 
transmitter contained in the U-NII device. Other aspects of the 
operation of a U-NII device may be subject to requirements contained 
elsewhere in this chapter. In particular, a U-NII device that includes

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digital circuitry not directly associated with the radio transmitter 
also is subject to the requirements for unintentional radiators in 
subpart B of this part.