47 CFR 73.402 - Definitions.

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There are 37 Updates appearing in the Federal Register for 47 CFR 73. View below or at eCFR (GPOAccess)
§ 73.402 Definitions.
(a) DAB. Digital audio broadcast stations are those radio stations licensed by the Commission and use the In-band On-channel (“IBOC”) system for broadcasting purposes.
(b) In Band On Channel DAB System. A technical system in which a station's digital signal is broadcast in the same spectrum and on the same channel as its analog signal.
(c) Hybrid DAB System. A system which transmits both the digital and analog signals within the spectral emission mask of a single AM or FM channel.
(d) Extended hybrid operation. An enhanced mode of FM IBOC DAB operation which includes additional DAB subcarriers transmitted between the analog FM signal and the inner edges of the primary DAB sidebands.
(e) Primary AM DAB Sidebands. The two groups of hybrid AM IBOC DAB subcarriers which are transmitted 10 to 15 kHz above carrier frequency (the upper primary DAB sideband), and 10 to 15 kHz below carrier frequency (the lower primary DAB sideband).
(f) Multicasting. Subdividing the digital bitstream into multiple channels for additional audio programming uses.
(g) Datacasting. Subdividing the digital bitstream into multiple channels for additional data or information services uses.

Title 47 published on 2013-10-01

The following are only the Rules published in the Federal Register after the published date of Title 47.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-10-21; vol. 79 # 203 - Tuesday, October 21, 2014
    1. 79 FR 62883 - Radio Broadcasting Services; Centerville, Texas
      GPO FDSys XML | Text
      FEDERAL COMMUNICATIONS COMMISSION
      Final rule.
      Effective November 3, 2014.
      47 CFR Part 73

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United States Code

Title 47 published on 2013-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 47 CFR 73 after this date.

  • 2014-10-21; vol. 79 # 203 - Tuesday, October 21, 2014
    1. 79 FR 62883 - Radio Broadcasting Services; Centerville, Texas
      GPO FDSys XML | Text
      FEDERAL COMMUNICATIONS COMMISSION
      Final rule.
      Effective November 3, 2014.
      47 CFR Part 73