§ 73.8000   Incorporation by reference.

   (a) The materials listed in this section are incorporated by reference in
   this part. These incorporations by reference were approved by the Director
   of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part
   51.  These materials are incorporated as they exist on the date of the
   approval, and notice of any change in these materials will be published in
   the Federal Register. The materials are available for inspection at the
   Federal  Communications Commission (FCC), 445 12th St., SW., Reference
   Information Center, Room CY-A257, Washington, DC 20554 and at the National
   Archives  and  Records  Administration  (NARA). For information on the
   availability  of  this  material at NARA, call 202-741-6030, or go to:
   http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_loc
   ations.html.

   (b) The following materials are available from Advanced Television Systems
   Committee (ATSC), 1776 K Street NW., 8th Floor, Washington, DC 20006; or at
   the ATSC Web site: http://www.atsc.org/standards.html.

   (1) ATSC A/52: “ATSC Standard Digital Audio Compression (AC-3),” 1995, IBR
   approved for § 73.682.

   (2) ATSC A/53 Parts 1-4 and 6: 2007 “ATSC Digital Television Standard,”
   (January  3, 2007) and ATSC A/53 Part 5: 2010 “ATSC Digital Television
   Standard: Part 5—AC-3 Audio System Characteristic,” (July 6, 2010), as
   listed below:

   (i) A/53, Part 1:2007, “Digital Television System” (January 3, 2007), IBR
   approved for § 73.682.

   (ii) A/53, Part 2:2007, “RF/Transmission System Characteristics” (January 3,
   2007), IBR approved for § 73.682.

   (iii)  A/53,  Part  3:2007, “Service Multiplex and Transport Subsystem
   Characteristics” (January 3, 2007), IBR approved for § 73.682.

   (iv) A/53, Part 4:2007, “MPEG-2 Video System Characteristics” (January 3,
   2007), IBR approved for § 73.682, except for § 6.1.2 of A/53 Part 4: 2007, and
   the phrase “see Table 6.2” in section 6.1.1 Table 6.1 and section 6.1.3
   Table 6.3.

   (v) A/53, Part 5: 2010, “AC-3 Audio System Characteristics” (July 6, 2010),
   IBR approved for § 73.682.

   (vi)  A/53,  Part 6:2007, “Enhanced AC-3 Audio System Characteristics”
   (January 3, 2007), IBR approved for § 73.682.

   (3) [Reserved]

   (4)  ATSC  A/65C:  “ATSC  Program  and System Information Protocol for
   Terrestrial Broadcast and Cable, Revision C With Amendment No. 1 dated May
   9, 2006,” (January 2, 2006), IBR approved for § § 73.682.

   (5) ATSC A/85:2013 “ATSC Recommended Practice: Techniques for Establishing
   and Maintaining Audio Loudness for Digital Television,” (March 12, 2013)
   (“ATSC A/85 RP”), IBR approved for § 73.682.

   (c) [Reserved]

   (d) The following materials are available at the FCC, 445 12th St., SW.,
   Reference Information Center, Room CY-A257, Washington, DC 20554, or at the
   FCC's   Office   of   Engineering   and  Technology  (OET)  Web  site:
   http://www.fcc.gov/oet/info/documents/bulletins/.

   (1)  OET  Bulletin No. 69: “Longley-Rice Methodology for Evaluating TV
   Coverage and Interference” (February 6, 2004), IBR approved for § 73.616.

   (2) [Reserved]

   [ 76 FR 62642 , Oct. 11, 2011, as amended at  76 FR 55604 , Sept. 8, 2011;  77 FR 40299 , July 9, 2012;  79 FR 51113 , Aug. 27, 2014]

   return arrow Back to Top

Alphabetical Index—Part 73

   Rules Apply to All Services, AM, FM, and TV, Unless Indicated as Pertaining
   to a Specific Service

   [Policies of FCC are indicated (*)]
   A
   Acceptability of broadcast transmitters 73.1660
   Access, Prime time (TV) 73.658
   Action on applications 73.3591-73.3605
   Adjacent channel and co-channel stations, Minimum mileage, separation
   between—
   FM 73.207
   NCE-FM 73.507
   Administrative changes in authorizations—
   FM 73.212
   TV 73.615
   Advertising—
   Refusal to sell 73.4005 (*)
   Sponsorship identification 73.1212
   See also “Commercial” listings.
   Affiliation  agreements  and  network  program  practices; territorial
   exclusivity in non-network program arrangements (TV) 73.658
   Affiliation agreements, Networks/stations
   AM 73.132, 73.3613, 73.4154 (*)
   FM 73.232, 73.3613, 73.4154 (*)
   TV 73.658, 73.3613
   Agreement, United States-Mexico FM broadcast, Channel assignments under
   (NCE-FM) 73.504
   Agreements, International broadcasting 73.1650
   Alarm and monitoring points, Automatic transmission system—
   AM 73.146
   FM 73.346
   NCE-FM 73.546
   Allocation, Engineering standards of (AM) 73.182
   Allocation, Field strength measurements in; establishment of effective field
   at one mile (AM) 73.186
   Allotments, Table of (FM) 73.202
   AM antenna systems 73.45
   AM broadcast channels, Classes of 73.21, 73.23, 73.25, 73.26, 73.27, 73.29
   AM definitions 73.14
   AM directional antenna field measurements 73.61
   AM: Scope of subpart 73.1
   AM stereophonic broadcasting 73.128
   AM transmission system emission limitations 73.44
   AM transmission system fencing requirements 73.49
   Amendments—
   Major/minor: Renewal, assignment, transfer 73.3578
   Matter of right 73.3522
   Procedures 73.3513
   Ammeters, antenna and common point, Remote reading (AM) 73.57
   Announcements required—
   Designation of application for hearing 73.3594
   Donor 73.503, 73.621, 73.1212
   Filing of broadcast applications 73.3580
   Sponsorship 73.1212
   Station I.D 73.1201
   Antenna base fences, (AM) 73.49
   Antenna, directional, Field measurements (AM) 73.61
   Antenna, directional, Field strength measurements to establish performance
   of (AM) 73.151
   Antenna height and Power requirements—
   FM 73.211
   NCE-FM 73.511
   TV 73.614
   Antenna heights, Minimum, or field strength requirements (AM) 73.189
   Antenna monitors (AM) 73.69
   Antenna monitors, Requirements for authorization of (AM) 73.53
   Antenna monitors, Sampling system for (AM) 73.68
   Antenna resistance and reactance; measurements (AM) 73.54
   Antenna site, Use of common—
   FM 73.239
   TV 73.635
   Antenna testing during daytime (AM) 73.157
   Antenna structure, marking and lighting 73.1213
   Antenna system tolerances, Directional (AM) 73.62
   Antenna system; Transmitter location (TV) 73.685
   Antenna systems—
   AM 73.45
   FM 73.316
   NCE-FM 73.510
   TV 73.685
   Antenna systems, Directional (AM) 73.150
   Antennas, Auxiliary 73.1675
   Antennas, Emergency 73.1680
   Application and report forms 73.3500
   Applications—
   Acceptance 73.3564
   Agreements for Conflict removal 73.3525
   AM station processing 73.3571
   Amendment of 73.3522
   AM and FM construction permits, incomplete or defective 73.4015 (*)
   Amendments, renewal and assignment or transfer of control 73.3578
   Assign or transfer unbuilt facility 73.3535
   Assignment, Involuntary 73.3540
   Assignment, Voluntary 73.3540
   Call signs 73.3550
   Conflicting 73.3518
   Conflicts: other North American countries 73.3570
   Commission action required 73.3561
   Commission action not required 73.3562
   Construction period 73.3598
   Construction permit extension 73.3534
   Construction permit forfeiture 73.3599
   Contingent applications 73.3517
   Content 73.3514
   Copies, number of; when to file 73.3512
   Defective 73.3566
   Designation for hearing 73.3593
   Designation for hearing, public notice 73.3594
   Dismissal 73.3568
   Emergency authorization 73.3542
   Existing station changes 73.3538
   Facilities specifications 73.3516
   Filing location; number of copies 73.3512
   FM, FM translator processing 73.3573
   FM stations, Commercial 73.4017 (*)
   Forfeiture, construction permit 73.3599
   Formal; informal 73.3511
   Grant, Conditional 73.3592
   Grants without hearing 73.3591
   Hearing designation 73.3593
   Hearing status retention 73.3605
   Inconsistent 73.3518
   Informal; Formal 73.3511
   International station processing 73.3574
   License 73.3536
   Modification and simultaneous renewal of license 73.3601
   Modify authorized-unbuilt facility 73.3535
   Modified station license 73.3544
   Multiple 73.3520
   Mutually exclusive applications for LPTV and TV translator and booster
   stations 73.3521
   Objections, informal, Filing of 73.3587
   Operation during repair of defective, required equipment 73.3549
   Petitions to deny 73.3584
   Program delivery to foreign stations 73.3545
   Public notice, Designation for hearing 73.3594
   Public notice of filing 73.3580
   Renewal 73.3539
   Renewal and simultaneous modification of license 73.3601
   Repetitious 73.3519
   Replacement of construction permit 73.3534
   Rounding of nominal power on (AM) 73.31
   Signing of 73.3513
   Special service authorizations 73.3543
   Specification of facilities 73.3516
   Temporary authorization 73.3542
   Transfer and assignment procedures 73.3597
   Transfer of control, Involuntary 73.3541
   Transfer of control, Voluntary 73.3540
   Transfer or assign unbuilt facility 73.3535
   TV, LPTV, translator and TV booster processing 73.3572
   Unbuilt facilities: modify, assign or transfer 73.3535
   Use of former main antenna as auxiliary 73.3534
   Waiver procedure 73.3603
   Applications for broadcast facilities, showing required (AM) 73.37
   Assignment, FM Increasing availability of 73.4107(*)
   Assignment of stations to channels (AM) 73.28
   Assignment policies and procedures, FM 73.4104 (*)
   Assignments, Table of—
   FM 73.202
   NCE-FM 73.501
   TV 73.606
   Assignments, Channel, under the United States-Mexico—FM Broadcast Agreement
   (NCE-FM) 73.504
   ATS-Automatic transmission system 73.1500
   Attacks, Personal 73.1920
   Aural and visual TV transmitters, Operation of 73.653
   Aural baseband subcarriers, TV 73.665
   Authorization of antenna monitors, Requirements for 73.53
   Authorization, Administrative changes in—
   FM 73.212
   TV 73.615
   Authorizations, Experimental 73.1510
   Authorizations, Remote Control 73.1400
   Authorizations, Special Field test 73.1515
   Authorizations, Special temporary (STA) 73.1635
   Automatic transmission system (ATS) 73.1500
   Auxiliary antennas 73.1675
   Auxiliary transmitters 73.1670
   Availability of channels—
   FM 73.203
   TV 73.607
   Availability to FCC of station logs and records 73.1226
   B
   Barter agreements 73.4045 (*)
   Baseband subcarriers, Aural, TV 73.665
   Blanketing interference—
   AM 73.88
   FM 73.318
   Broadcast channels and stations, Classes of (AM) 73.21, 73.22, 73.25, 73.26,
   73.27, 73.29
   Broadcast day (definition) 73.1700
   Broadcast facilities authorizations; showing required (AM) 73.24
   Broadcast facilities, showing required for applications (AM) 73.37
   Broadcast of FAA communications 73.4102 (*)
   Broadcast of lottery information 73.1211
   Broadcast of taped, filmed or recorded material 73.1208
   Broadcast of telephone conversation 73.1206
   Broadcast transmitters, Acceptability of 73.1660
   Broadcasting agreements, International 73.1650
   Broadcasting emergency information 73.1250
   Broadcasting, Stereophonic—
   FM 73.297
   NCE-FM 73.596
   Broadcasts by candidates for public office 73.1940
   C
   Call letters—requests and assignments 73.3550
   Candidates for public office, Broadcast by 73.1940
   Carrier frequency departure tolerances 73.1545
   Carrier frequency measurements 73.1540
   Certification of financial qualifications 73.4099(*)
   Changes in authorizations, Administrative—
   FM 73.212
   TV 73.615
   Channel assignments under the United States-Mexico Broadcast Agreement
   (NCE-FM) 73.504
   Channels and stations, Classes of AM Broadcast 73.21, 73.22, 73.25, 73.26,
   73.27, 73.29
   Channel 6 Protection (NCE-FM) 73.525
   Channels, Assignment of stations to (AM) 73.28
   Channels available for assignment (NCE-FM) 73.501
   Channels, Availability of—
   FM 73.203
   TV 73.607
   Channels, Classes of Educational, and stations operating thereon 73.506
   Channels, FM broadcast, Numerical designation of 73.201
   Channels, Restriction on use of (FM) 73.220
   Channels, TV, Numerical designation of 73.603
   Channels,  unreserved,  Noncommercial  educational broadcast stations,
   operating on (NCE-FM) 73.513
   Character evaluation of broadcast applicants 73.4280(*)
   Charts, Engineering—
   AM 73.190
   FM 73.333
   TV 73.699
   Charts, Groundwave field strength (AM) 73.184
   Chief operators 73.1870
   Children's TV programs 73.4050 (*)
   Cigarette advertising 73.4055 (*)
   Citizen agreements 73.4060 (*)
   Classes of AM broadcast channels and stations 73.21, 73.22, 73.25, 73.26,
   73.27, 73.29
   Classes of noncommercial educational FM Stations and channels 73.506
   Classes of stations; power and antenna height requirements 73.211
   Classified ads 73.1212
   Co-channel and adjacent channel stations, Minimum separation—
   FM 73.207
   NCE-FM 73.507
   Combination advertising rates; joint sales practices 73.4065 (*)
   Commercials Loud 73.4075 (*)
   See Also “Advertising” listings.
   Common antenna site, use of—
   FM 73.239
   TV 73.635
   Common point, and antenna ammeters, Remote reading (AM) 73.57
   Communications services, Subsidiary—
   FM 73.295
   NCE-FM 73.593
   TV 73.667
   Comparative broadcast hearings—specialized formats(*) 73.4082
   Computation of interfering signal (AM) 73.185
   Computations, Reference points and distance—
   FM 73.208
   TV 73.611
   Construction Near or Installation On an AM Tower 73.1692
   Construction period 73.3598
   Construction permit, forfeited 73.3599
   Contests, License-Conducted 73.1216
   Contours, Field strength—
   FM 73.311
   TV 73.683
   Contracts, Filing of 73.3613
   Coverage, Prediction of—
   FM 73.313
   TV 73.684
   Cross reference to rules in other Parts 73.1010
   D
   Day, Broadcast (definition) 73.1700
   Daylight Savings time 73.1209
   Daytime (definition) 73.1720
   Daytime radiation, Limitation on (AM) 73.187
   Definitions, Subscription TV 73.641
   Definitions, Technical—
   AM 73.14
   FM 73.310
   TV 73.681
   Deny, Petitions to 73.3584
   Determining operating power—
   AM 73.51
   FM 73.267
   NCE-FM 73.567
   TV 73.663
   Direct broadcast satellites 73.4091 (*)
   Directional antenna field measurements (AM) 73.61
   Directional antenna system tolerances (AM) 73.62
   Directional antennas, Field strength measurements to establish performance
   of (AM) 73.151
   Directional antenna data, Modification of (AM) 73.152
   Directional antenna monitoring points (AM) 73.158
   Directional antenna systems (AM) 73.150
   Discontinuance of operation 73.1750
   Distance and Reference points, computations of—
   FM 73.208
   TV 73.611
   Distance separations, Minimum, between stations—
   FM 73.207
   NCE-FM 73.507
   TV 73.610
   Distress sales and tax certificates, Minority ownership 73.4140*
   Doctrine, Fairness 73.1910
   Dolbey encoder 73.4094 (*)
   Donor announcements (NCE-FM) 73.503
   Double billing 73.1205
   Drug lyrics 73.4095 (*)
   Dual-language broadcasting in Puerto Rico, TV/FM 73.1210
   E
   EAS (Emergency Alert System 11.1-11.62
   EAS signal test-automated systems 73.4097(*)
   Editorials, Political 73.1930
   Educational, Noncommercial FM stations on unreserved channels (NCE-FM)
   73.513
   Educational stations, Noncommercial (TV) 73.621
   Effective field at one kilometer, Establishment of (AM) 73.186
   Emergency antennas 73.1680
   Emergency Broadcast System (EBS) 73.901-73.962
   Emergency Alert System (EAS) 11.1-11.62
   Emission limitations, AM transmission system 73.44
   Employment opportunities, Equal 73.2080
   Employment report 73.3612
   Engineering charts—
   AM 73.190
   FM 73.333
   TV 73.699
   Engineering standards of allocation (AM) 73.182
   Engineering, Standards of good practice NCR-FM 73.508
   Equal employment opportunities 73.2080
   Equipment performance measurements 73.1590
   Equipment tests 73.1610
   Establishment of effective field at one kilometer (AM) 73.186
   Evaluation of broadcast applicant character 73.4280(*)
   Exclusivity, Territorial (Network)—
   AM 73.132
   FM 73.232
   TV 73.658
   Experimental authorizations 73.1510
   Experimental period, Operating during the (AM) 73.72
   Extension meters 73.1550
   F
   FAA communications, Broadcast of 73.4102 (*)
   Facilities, Automatic transmission system—
   AM 73.142
   FM 73.342
   NCE-FM 73.542
   Facilities authorizations; Broadcast; showing required (AM) 73.24
   Fairness Doctrine 73.1910
   FCC Policies 73.4000 (*)
   FCC, Station inspections by 73.1225
   Fencing requirements, AM transmission system 73.49
   Fencing requirements, AM stations 73.49
   Field measurements, AM directional antenna 73.61
   Field strength charts, Groundwave (AM) 73.184
   Field strength contours—
   FM 73.311
   TV 73.683
   Field strength measurements: establishment of effective field 73.186
   Field strength measurements—
   FM 73.314
   TV 73.686
   Field  strength measurements in support of applications or evidence at
   hearing (AM) 73.153
   Field strength measurements to establish performance of directional antennas
   (AM) 73.151
   Field strength requirements or, Minimum antenna heights (AM) 73.189
   Field test authorizations, Special 73.1515
   File, Political 73.1940
   File, Public 73.3526-73.3527
   Filing of applications 73.3511-73.3550
   Filing of contracts 73.3613
   Filmed, taped, or recorded material; Broadcast of 73.1208
   Financial qualifications—
   AM and FM 73.4100 (*)
   TV 73.4101 (*)
   Financial qualifications, Certification of 73.4099(*)
   FM assignments, increasing availability 73.4107(*)
   Foreign broadcast stations—Permits to furnish programs 73.3545
   Forfeitures 1.80
   Format changes of stations 73.4110 (*)
   Forms, Application and report 73.3500
   FM and AM programming, Duplication of 73.242
   FM assignment policies and procedures 73.4104 (*)
   FM broadcast channels, Numerical designation of 73.201
   FM multiplex subcarriers, Use of 73.293
   FM multiplex subcarriers transmission technical standards 73.319
   FM subsidiary communications services 73.295
   Communication services 73.295
   FM transmitter site map submissions 73.4108
   FM/TV dual-language broadcasting in Puerto Rico 73.1210
   Frequency measurement, Carrier 73.1540
   Frequency departure tolerances, Carrier 73.1545
   G
   General operating requirements (Subscription TV) 73.643
   General requirements for type approval of modulation monitors (TV) 73.692
   General requirements relating to logs 73.1800
   Grants—
   Conditional 73.3592
   Without hearing 73.3591
   Groundwave field strength charts (AM) 73.184
   Groundwave signals (AM) 73.183
   H
   Hard Look Deficiencies and Amendments (as modified) (FM) 73.3522(a)(6)
   Hearings, Designation of applications for 73.3593
   Hours, Specified 73.1730
   I
   Identification, Sponsorship; list retention, related requirements 73.1212
   Identification, Station 73.1201
   Indicating instruments (requirements for)—
   AM 73.58
   FM 73.258
   NCE-FM 73.558
   TV 73.688
   Indicating instruments—specifications (meters) 73.1215
   Information available on the Internet 73.3617
   Information, Broadcasting emergency 73.1250
   Input power, Antenna; how determined (AM) 73.51
   Inspection of program logs, Public 73.1850
   Inspections, Station, by FCC 73.1225
   Inspections, Transmission system 73.1580
   Installation On or Construction Near an AM Tower 73.1692
   Instruments, Indicating (requirements for)—
   AM 73.58
   FM 73.258
   NCE-FM 73.558
   TV 73.688
   Instruments, indicating—specifications (meters) 73.1215
   Interference, Blanketing—
   AM 73.88
   FM 73.318
   Interference, Protection from—
   FM 73.209
   NCE-FM 73.509
   TV 73.612
   Interference  to  Astronomy,  Research  and  Receiving  installations,
   Notifications concerning 73.1030
   Interfering signal, Computation of (AM) 73.185
   International Broadcast stations 73.701-73.793
   Definitions 73.701
   Assignment and use of frequencies 73.702
   Geographical zones and areas of reception 73.703
   Notification of filing of applications 73.1030
   Equipment tests 73.712
   Program tests 73.713
   Licensing requirements 73.731
   Authorizations 73.732
   Normal license period 73.733
   Operating power 73.751
   Antenna systems 73.753
   Frequency monitors 73.754
   Modulation monitors 73.755
   Transmission system requirements 73.756
   Auxiliary transmitters 73.757
   Alternate main transmitters 73.758
   Modification of transmission systems 73.759
   Time of operation 73.761
   Station inspection 73.1225
   Station license and seasonal schedules, posting of 73.1230
   International broadcast station operator requirements 73.764
   Determining operating power 73.765
   Modulation and bandwidth 73.766
   Frequency tolerance 73.1545
   Antenna structure marking and lighting 73.1213
   Discontinuance of operation 73.1750
   Logs 73.781
   Retention of logs 73.782
   Logs, by whom kept 73.1800
   Log form 73.1800
   Log corrections 73.1800
   Station identification 73.787
   Service; Commercial or sponsored programs 73.788
   Sponsorship identification 73.1212
   Rebroadcasts 73.1207
   Equal employment opportunities 73.2080
   International broadcasting agreements 73.1650
   L
   Letters received from the public, Retention of 73.1202
   License period, Station 73.1020
   Licensee-conducted contests 73.1216
   Licenses, station and operator, Posting of 73.1250
   Licensing, Acceptability of broadcast transmitters for (TV) 73.640
   Licensing by lottery or random selection 1.1601-1.1623, 73.3572, 73.3584,
   73.3597
   Licensing policies (Subscription TV) 73.642
   Licensing requirements and service (NCE-FM) 73.503
   Lighting and marking, Antenna structure 73.1213
   Limitation on daytime radiation (AM) 73.187
   Limited time 73.1725
   Lists retention; Sponsorship identification; related requirements 73.1212
   Location, Main studio 73.1125
   Location of transmitter—
   FM 73.315
   TV 73.685
   Location, Station 73.1120
   Location, Transmitter and antenna system (TV) 73.685
   Logs—
   General requirements related to the station 73.1800
   Station 73.1820
   Program 73.1810
   Program, Public inspection of 73.1850
   Retention of 73.1840
   Logs and records, Availability to FCC 73.1226
   Lottery or random selection licensing 1.1601-1.1623, 73.3572, 73.3584,
   73.3597
   Lottery information, Broadcast of 73.1211
   M
   Main studio location 73.1125
   Main transmitters 73.1665
   Maintenance and tests, Operation for 73.1520
   Marking and Lighting, Antenna structure 73.1213
   Measurements, Antenna resistance and reactance (AM) 73.54
   Measurements, Carrier frequency 73.1540
   Measurements, Equipment performance 73.1590
   Measurements, Field strength, for establishment of effective field at one
   mile. (AM) 73.186
   Measurements, Field strength in support of applications or evidence at
   hearings (AM) 73.153
   Measurements, Field strength—
   FM 73.314
   TV 73.686
   Measurements,  Field strength, to establish performance of directional
   antennas (AM) 73.151
   Measurements, Equipment performance 73.1590
   Meters, Extension 73.1550
   Meters—specifications 73.1215
   Mexican/U.S. Agreement 73.3570
   Mexico—U.S. FM Broadcast Agreement, Channel Assignment under (NCE-FM) 73.504
   Minimum antenna heights or field strength requirements (AM) 73.189
   Minimum filing requirement (FM) 73.3564(a)
   Minimum operating schedule 73.1740
   Minimum separations between stations—
   FM 73.207
   NCE-FM 73.507
   TV 73.610
   Minimum separation, Stations at spacings below (FM) 73.213
   Minority ownership; tax certificates and distress sales 73.4140 (*)
   Misrepresentation in advertising bill- ings 73.1205
   Mode and Operating power tolerances 73.1560
   Modification of directional antenna data (AM) 73.152
   Modification of facilities, Operation during 73.1615
   Modification of transmission systems 73.1690
   Modulation levels, AM, FM, and TV aural 73.1570
   Modulation monitoring equipment, Visual 73.691
   Monitoring and alarm points, Automatic transmission system—
   AM 73.146
   FM 73.346
   NCE-FM 73.546
   Monitoring equipment, Visual modulation 73.691
   Monitoring point locations 73.158
   Monitors, Antenna (AM) 73.69
   Monitors, antenna, Requirements for authorization of (AM) 73.53
   Monitors, antenna, Sampling system for (AM) 73.68
   Multiple ownership 73.3555
   Multiplex subcarrier transmission technical standards, FM 73.319
   Multiplex subscribers, Use of—
   FM 73.293
   TV 73.665
   Multiplex subsidiary, Use of 73.667
   Multiplex transmission, Use of (AM) 73.127
   N
   NARBA (North American Regional Broadcasting Agreement) 73.3570
   Network,  Affiliation  agreements  and  program practices; territorial
   exclusivity in non-network program arrangements (TV) 73.658
   Network/AM and FM station affiliation agreements 73.4154 (*)
   Network signals—adversely affecting affiliate service 73.4157 (*)
   Network/station affiliation agreements—
   AM 73.132, 73.3613, 73.4154 (*)
   FM 73.232, 73.3613, 73.4154 (*)
   TV 73.658, 73.3613
   Network syndication 73.658
   (Network), Territorial exclusivity—
   AM 73.132
   FM 73.232
   TV 73.658
   Nighttime service areas, Class II and III AM Stations; computation 73.4160
   (*)
   Nominal Power, Rounding of (AM) 73.31
   Noncommercial educational channel assignments under the United States-Mexico
   FM Broadcast Agreement 73.504
   Noncommercial educational FM stations and channels 73.506
   Noncommercial educational FM stations operating on unreserved channels
   73.513
   Noncommercial educational stations (TV) 73.621
   Noncommercial nature—educational broadcast stations 73.4163 (*)
   Notifications concerning interference to Radio Astronomy, Research and
   Receiving installations 73.1030
   Numerical designation of FM broadcast channels 73.201
   Numerical designation of TV channels 73.603
   O
   Objections (informal) to applications 73.3587
   Obscene language 73.4165 (*)
   Obscene lyrics 73.4170 (*)
   Operating during the experimental period (AM) 73.72
   Operating  on unreserved channels, Noncommercial educational broadcast
   stations (NCE-FM) 73.513
   Operating power, Determining—
   AM 73.51
   FM 73.267
   NCE-FM 73.567
   TV 73.663
   Operating power and mode tolerances 73.1560
   Operating requirements, General (Subscription TV operations) 73.643
   Operating schedule, Minimum 73.1740
   Operating schedule; time sharing (NCE-FM) 73.561
   Operation, Discontinuance of 73.1750
   Operation during modification of facilities 73.1615
   Operation for tests and maintenance 73.1520
   Operation of TV aural and visual transmitters 73.653
   Operation, Remote Control 73.1410
   Operation, Time of 73.1705
   Operation, Unauthorized 73.1745
   Operator and station licenses, Posting of 73.1230
   Operators, Chief 73.1870
   Operators, Transmitter duty 73.1860
   Overlap, Prohibited 73.509
   Ownership, Multiple 73.3555
   Ownership report 73.3615
   P
   Payment disclosure: Payola, plugola, kickbacks 73.4180 (*)
   Performance measurements, Equipment 73.1590
   Performance  of  directional  antennas, Field strength measurements to
   establish (AM) 73.151
   Performance requirements, AM transmission systems 73.40
   Permissible transmissions (FM) 73.277
   Personal attacks 73.1920
   Petitions to deny 73.3584
   Plans, State-wide (NCE-FM) 73.502
   Points, Reference, and distance computations (TV) 73.611
   Point-to-point emergency messages 73.1250
   Policies, Licensing (TV) 73.642
   Policies of FCC 73.4000 (*)
   Political advertising by UHF translators 73.4195 (*)
   Political advertising—sponsorship identification 73.1212
   Political broadcasting and telecasting, The law of 73.4185 (*)
   Political candidate authorization notice and sponsorship identification
   73.4190 (*)
   Political editorials 73.1930
   Political file 73.1940
   Portable test stations 73.1530
   Posting of station and operator licenses 73.1230
   Power and antenna height requirements—
   FM 73.211
   NCE-FM 73.511
   TV 73.614
   Power and mode tolerances, Operating 73.1560
   Power, nominal, Rounding of (AM) 73.31
   Power, operating, determining—
   AM 73.51
   FM 73.267
   NCE-FM 73.567
   TV 73.663
   Prediction of coverage—
   FM 73.313
   TV 73.684
   Presunrise  service  authorization  (PSRA)  and  Post  sunset  service
   authorization (PSSA) 73.99
   Prime time access (TV) 73.658
   Procedure Manual: “The Public and Broadcasting” 73.4210 (*)
   Processing of applications 73.3561-73.3587
   Program logs 73.1810
   Program logs, Public inspection of 73.1850
   Program matter: Supplier identification 73.4215(*)
   Prgoram  practices,  network,  and Affiliation agreements; territorial
   exclusivity in non-network program arrangements (TV) 73.658
   Program tests 73.1620
   Prohibited overlap 73.509
   Proofs of performance, partial and skeleton, Field strength measurements
   (AM) 73.154
   Protection from interference—
   FM 73.209
   NCE-FM 73.509
   TV 73.612
   Proxy statements and tender offers 73.4266(*)
   Public inspection file 73.3526-73.3527
   Public inspection of program logs 73.1850
   Public office, Broadcasts by candidates for 73.1940
   Puerto Rico TV/FM, dual-language broadcasting in 73.1210
   Q
   Quiet zone 73.1030
   R
   Radiation characteristics, Vertical plane 73.160
   Radiation, daytime, Limitation on (AM) 73.187
   Random selection or lottery licensing 1.1601-1.1623, 73.23572, 73.3584,
   73.3597
   Rebroadcasts 73.1207
   Recorded, taped or filmed material; Broadcast of 73.1208
   Recording telephone conversations 73.1206
   Records and logs, Availability to FCC 73.1226
   Records, special technical 73.1835
   Reference, Cross, to rules in other Parts 73.1010
   Reference points and distance computations—
   FM 73.208
   TV 73.611
   Reference to time 73.1209
   Remote control authorizations 73.1400
   Remote control operation 73.1410
   Remote reading antenna and common point ammeters (AM) 73.57
   Renewal period 73.1020
   Report and application forms 73.3500
   Requirements, Equipment and technical system performance (TV) 73.644
   Requirements for authorization of antenna monitors (AM) 73.53
   Requirements, Subscription TV, operating 73.643
   Requirements, Power and antenna height—
   AM 73.189
   FM 73.211
   NCE-FM 73.511
   TV 73.614
   Requirements, relating to logs, General 73.1800
   Requirements, Transmission system
   FM 73.317
   TV 73.687
   Requirements, Transmission system performance (AM) 73.40
   Responses and statements to Commission inquiries 73.1015
   Restrictions on use of channels (FM) 73.220
   Retention of letters received from the public 73.1202
   Retention of logs 73.1840
   Rounding of nominal power (AM) 73.31
   (Rules common to all broadcast stations), Scope 73.1001
   Rules in other Parts, Cross reference to 73.1010
   S
   Sampling systems for antenna monitors (AM) 73.68
   Satellites, Direct broadcast 73.4091(*)
   SCA—
   FM 73.293
   NCE-FM 73.593
   Schedule, Minimum operating 73.1740
   Schedule; Operating, time sharing (NCE-FM) 73.561
   School closings 73.1250
   Scope of Subpart A (AM) 73.1
   Scope of Subpart E (TV) 73.601
   Scope of Subpart H (rules common to all broadcast stations) 73.1001
   Separations (channel) (TV) 73.610
   Separations,  Minimum mileage, between co-channel and adjacent channel
   stations—
   FM 73.217
   NCE-FM 73.507
   Separations, Stations at spacings below minimum (FM) 73.213
   Service and licensing requirements (NCE-FM) 73.503
   Share time 73.1715
   Sharing time, Operating schedule (NCE-FM) 73.561
   Short-spacing agreements: FM stations 73.4235(*)
   Showing required; Applications for broadcast facilities (AM) 73.37
   Signal, Computation of interfering (AM) 73.185
   Signal, Groundwave (AM) 73.183
   Site, common antenna, Use of—
   FM 73.239
   TV 73.635
   Spacings, Stations below the minimum separations (FM) 73.213
   Special antenna test authorizations (AM) 73.157
   Special field test authorization 73.1515
   Special technical records 73.1835
   Special temporary authorizations (STA's) 73.1635
   Specifications—Indicating instruments (meters) 73.1215
   Specified hours 73.1730
   Sponsorship identification list retention; related requirements 73.1212
   Sponsorship identification rules, Applicability of 73.4242 (*)
   STA's (Special temporary authorizations) 73.1635
   Standard time 73.1209
   Standards, FM multiplex subcarrier, technical 73.319
   Standards of allocation, Engineering (AM) 73.182
   Standards of good engineering practice—NCE-FM 73.508
   Standards, Stereophonic transmission (FM) 73.322
   Standards, Transmission 73.682
   State-wide plans (NCE-FM) 74.502
   Statements and responses to Commission inquiries 73.1015
   Station and operator licenses, Posting of 74.1230
   Station identification 73.1201
   Station inspections by FCC 73.1225
   Station license period 73.1020
   Station location 73.1120
   Station log 73.1820
   Station, main studio location 73.1125
   Station transferring 73.1150
   Stations, Assignment of, to channels (AM) 73.28
   Stations at spacings below the minimum separation (FM) 73.213
   Stations, Noncommercial educational (TV) 73.621
   Stations, Noncommercial educational FM, operating on unreserved channels
   73.513
   Stereophonic sound broadcasting—
   AM 73.128
   FM 73.297
   NCE-FM 73.597
   TV 73.669
   Stereophonic pilot subcarriers—monophonic programming 73.4246 (*)
   Stereophonic sound transmission standards—
   AM 73.128
   FM 73.322
   TV 73.682
   Studio location, Main 73.1125
   Subcarrier multiplex, transmission standards—
   FM 73.319
   Subcarrier, multiplex, Use of—
   FM 73.293
   TV 73.665
   Subliminal perception 73.4250 (*)
   Subpart A, Scope of (AM) 73.1
   Subpart E, Scope of (TV) 73.601
   Subpart H, Scope of (rules common to all broadcast stations) 73.1001
   (Subscription TV operations), Definitions 73.641
   Subsidiary Communications services—
   FM 73.295
   NCE-FM 73.595
   TV 73.667
   Subscription TV—
   Competing applications 73.4247 (*)
   Definitions 73.641
   Licensing policies 73.642
   Operating requirements 73.643
   Transmission systems 73.644
   Syndication, network 73.658
   T
   Table of assignments—
   FM 73.202
   TV 73.606
   Tables (Distance-degree conversions and separations) (TV) 73.698
   Taped, filmed, or recorded material; Broadcast of 73.1208
   Tax certificates and distress sales; Minority sales 73.4140(*)
   Tax certificates: Issuance of 73.4255 (*)
   Teaser announcements 73.4260 (*)
   Technical definitions—
   AM 73.14
   FM 73.310
   TV 73.681
   Technical records, Special 73.1835
   (Technical standards), Definitions (TV) 73.681
   Telecommunications service on vertical blanking interval 73.646
   Telephone conversations, Broadcast of 73.1206
   Telephone conversation broadcasts (network and like sources) 73.4625 (*)
   Television channels, Numerical designation of 73.603
   Temporary authorizations, Special (STA's) 73.1635
   Tender offers and proxy statements 73.4266(*)
   Territorial exclusivily in non-network program arrangements; Affiliation
   agreements and network program practices (TV) 73.658
   Territorial exclusivity, (Network)—
   AM 73.132
   FM 73.232
   TV 73.658
   Test authorization, Special field 73.1515
   Test stations, Portable 73.1530
   Testing antenna during daytime (AM) 73.157
   Tests and maintenance, Operation for 73.1520
   Tests of equipment 73.1610
   Tests, Program 73.1620
   Time brokerage 73.4627 (*)
   Time of operation 73.1705
   Time, Limited 73.1725
   Time, Reference to 73.1209
   Time, Share 73.1715
   Time Sharing, Operating schedule (NCE-FM) 73.561
   Time, Unlimited 73.1710
   Tolerances, Carrier frequency departure 73.1545
   Tolerances, Directional antenna system (AM) 73.62
   Tolerances, Operating power and mode 73.1560
   Tone clusters: Audio attention-getting devices 73.4275 (*)
   Topographic data (FM) 73.3120
   Tower lighting and painting 73.1213
   Transferring a station 73.1150
   Transmission standards, Changes in 73.1695
   Transmission standards (TV) 73.682
   Transmission system, Automatic (ATS) 73.1500
   Transmission system emission limitations, (AM) 73.44
   Transmission system inspections 73.1580
   Transmission system installation and safety requirements, AM 73.49
   Transmission system performance requirements (AM) 73.40
   Transmission system requirements—
   FM 73.317
   TV 73.687
   Transmission systems, Modification of 73.1690
   Transmission systems, subscription TV 73.644
   Transmissions, Permissible (FM) 73.277
   Transmitter duty operators 73.1860
   Transmitter, Location—
   FM 73.315
   TV 73.685
   Transmitter location and antenna system (TV) 73.685
   Transmitters, Auxiliary 73.1670
   Transmitters, broadcast, Acceptability of 73.1660
   Transmitters, Main 73.1665
   Transmitters, TV, aural and visual, Operation of 73.653
   TV Channel 6 protection (NCE-FM) 73.525
   TV colorburst during black/white programming 73.4272 (*)
   TV/FM dual-language broadcasting in Puerto Rico 73.1210
   Type approval of modulation monitors, General requirements (TV) 73.692
   U
   Unauthorized operation 73.1745
   U.S./Mexican Agreement 73.3570
   USA-Mexico FM Broadcast Agreement, Channel assignments under (NCE-FM) 73.504
   Unlimited time 73.1710
   Unreserved channels, Noncommercial educational broadcast stations operating
   on (NCE-FM) 73.513
   Use of channels, Restrictions on (FM) 73.220
   Use of common antenna site—
   FM 73.239
   TV 73.635
   Use of multiplex subcarriers—
   FM 73.293
   TV 73.665
   Use of multiplex transmissions (AM) 73.127
   V
   Vertical blanking interval, Telecommunication service on 73.646
   Vertical plane radiation characteristics 73.160
   Visual and aural TV transmitters, Operation of 73.653
   Visual modulation monitoring equipment 73.691
   W
   Want ads 73.1212
   Z
   Zone, Quiet 73.1030
   Zones—
   FM 73.205
   NCE-FM 73.505
   TV 73.609

   [ 50 FR 38530 , Sept. 23, 1985;  50 FR 40395 , Oct. 3, 1985, as amended at  51 FR 34621 , 34622, Sept. 30, 1986;  52 FR 37316 , Oct. 6, 1987;  52 FR 47569 , Dec.
   15, 1987;  53 FR 2499 , Jan. 28, 1988;  58 FR 51250 , Oct. 1, 1993;  59 FR 67103 ,
   Dec. 28, 1994;  63 FR 33878 , June 22, 1998]

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