47 CFR 73.402 - Definitions.

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There are 11 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.

  • 2014-03-06; vol. 79 # 44 - Thursday, March 6, 2014
    1. 79 FR 12679 - Establish Rules for Digital Low Power Television, Television Translator, and Television Booster Stations and To Amend Rules for Digital Class A Television Stations
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      Final rule; denial of petitions for reconsideration.
      Effective March 6, 2014.
      47 CFR Parts 73 and 74

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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.

  • 2014-03-18; vol. 79 # 52 - Tuesday, March 18, 2014
    1. 79 FR 15094 - Radio Broadcasting Services; Haynesville, Louisiana
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      Proposed rule.
      Comments must be filed on or before April 21, 2014, and reply comments on or before May 6, 2014.
      47 CFR Part 73