; and (ii) uses an In-band On-channel system (as defined in section 73.402 of title 47, Code of Federal Regulations (or a successor regulation)) for broadcasting purposes. (B) Exclusion The term digital audio AM broadcast station does not include an all-digital AM station (as defined in section 73.402 of title 47, Code of Federal Regulations (or a successor regulation)). (8) Integrated Public Alert and Warning System; IPAWS The terms Integrated Public Alert and Warning System and IPAWS mean the public alert and warning system of the United States described in section 526 of the Homeland Security Act of 2002 ( 6 U.S.C. 321o ). (9) Manufacturer The term manufacturer has the meaning given the term in section 30102(a) of title 49, United States Code. (10) Passenger motor vehicle The term passenger motor vehicle has the meaning given the term in section 32101 of title 49, United States Code. (11) Receive The term receive means to receive a broadcast signal via over-the-air transmission. (12) Secretary The term Secretary means the Secretary of Transportation. (13) Signal The term signal means radio frequency energy that a holder of a radio station license granted or authorized by the Federal Communications Commission pursuant to sections 301 and 307 of the Communications Act of 1934 ( 47 U.S.C. 301 , 307) intentionally emits or causes to be emitted at a specified frequency for the purpose of transmitting content or programming to the public. (14) Standard equipment The term standard equipment means motor vehicle equipment (as defined in section 30102(a) of title 49, United States Code) that— (A) is installed as a system, part, or component of a motor vehicle as originally manufactured