preexisting satellite digital audio radio service
(10) A “preexisting satellite digital audio radio service” is a subscription satellite digital audio radio service provided pursuant to a satellite digital audio radio service license issued by the Federal Communications Commission on or before July 31, 1998 , and any renewal of such license to the extent of the scope of the original license, and may include a limited number of sample channels representative of the subscription service that are made available on a nonsubscription basis in order to promote the subscription service.