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Title 47
PART 73 SUBPART A
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Title 47
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Volume 4
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Chapter I
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Subchapter C
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Part 73
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Subpart A
Subpart A - AM Broadcast Stations
47 U.S.C. 154, 155, 301, 303, 307, 309, 310, 334, 336, 339.
47:4.0.1.1.2.1.1.1
SECTION 73.1
73.1 Scope.
47:4.0.1.1.2.1.1.2
SECTION 73.14
73.14 AM broadcast definitions.
47:4.0.1.1.2.1.1.3
SECTION 73.21
73.21 Classes of AM broadcast channels and stations.
47:4.0.1.1.2.1.1.4
SECTION 73.23
73.23 AM broadcast station applications affected by international agreements.
47:4.0.1.1.2.1.1.5
SECTION 73.24
73.24 Broadcast facilities; showing required.
47:4.0.1.1.2.1.1.6
SECTION 73.25
73.25 Clear channels; Class A, Class B and Class D stations.
47:4.0.1.1.2.1.1.7
SECTION 73.26
73.26 Regional channels; Class B and Class D stations.
47:4.0.1.1.2.1.1.8
SECTION 73.27
73.27 Local channels; Class C stations.
47:4.0.1.1.2.1.1.9
SECTION 73.28
73.28 Assignment of stations to channels.
47:4.0.1.1.2.1.1.10
SECTION 73.29
73.29 Class C stations on regional channels.
47:4.0.1.1.2.1.1.11
SECTION 73.30
73.30 Petition for authorization of an allotment in the 1605-1705 kHz band.
47:4.0.1.1.2.1.1.12
SECTION 73.31
73.31 Rounding of nominal power specified on applications.
47:4.0.1.1.2.1.1.13
SECTION 73.33
73.33 Antenna systems; showing required.
47:4.0.1.1.2.1.1.14
SECTION 73.35
73.35 Calculation of improvement factors.
47:4.0.1.1.2.1.1.15
SECTION 73.37
73.37 Applications for broadcast facilities, showing required.
47:4.0.1.1.2.1.1.16
SECTION 73.44
73.44 AM transmission system emission limitations.
47:4.0.1.1.2.1.1.17
SECTION 73.45
73.45 AM antenna systems.
47:4.0.1.1.2.1.1.18
SECTION 73.49
73.49 AM transmission system fencing requirements.
47:4.0.1.1.2.1.1.19
SECTION 73.51
73.51 Determining operating power.
47:4.0.1.1.2.1.1.20
SECTION 73.53
73.53 Requirements for authorization of antenna monitors.
47:4.0.1.1.2.1.1.21
SECTION 73.54
73.54 Antenna resistance and reactance measurements.
47:4.0.1.1.2.1.1.22
SECTION 73.57
73.57 Remote reading antenna and common point ammeters.
47:4.0.1.1.2.1.1.23
SECTION 73.58
73.58 Indicating instruments.
47:4.0.1.1.2.1.1.24
SECTION 73.61
73.61 AM directional antenna field strength measurements.
47:4.0.1.1.2.1.1.25
SECTION 73.62
73.62 Directional antenna system operation and tolerances.
47:4.0.1.1.2.1.1.26
SECTION 73.68
73.68 Sampling systems for antenna monitors.
47:4.0.1.1.2.1.1.27
SECTION 73.69
73.69 Antenna monitors.
47:4.0.1.1.2.1.1.28
SECTION 73.72
73.72 Operating during the experimental period.
47:4.0.1.1.2.1.1.29
SECTION 73.88
73.88 Blanketing interference.
47:4.0.1.1.2.1.1.30
SECTION 73.99
73.99 Presunrise service authorization (PSRA) and postsunset service authorization (PSSA).
47:4.0.1.1.2.1.1.31
SECTION 73.127
73.127 Use of multiplex transmission.
47:4.0.1.1.2.1.1.32
SECTION 73.128
73.128 AM stereophonic broadcasting.
47:4.0.1.1.2.1.1.33
SECTION 73.132
73.132 Territorial exclusivity.
47:4.0.1.1.2.1.1.34
SECTION 73.150
73.150 Directional antenna systems.
47:4.0.1.1.2.1.1.35
SECTION 73.151
73.151 Field strength measurements to establish performance of directional antennas.
47:4.0.1.1.2.1.1.36
SECTION 73.152
73.152 Modification of directional antenna data.
47:4.0.1.1.2.1.1.37
SECTION 73.153
73.153 Field strength measurements in support of applications or evidence at hearings.
47:4.0.1.1.2.1.1.38
SECTION 73.154
73.154 AM directional antenna partial proof of performance measurements.
47:4.0.1.1.2.1.1.39
SECTION 73.155
73.155 Directional antenna performance recertification.
47:4.0.1.1.2.1.1.40
SECTION 73.157
73.157 Antenna testing during daytime.
47:4.0.1.1.2.1.1.41
SECTION 73.158
73.158 Directional antenna monitoring points.
47:4.0.1.1.2.1.1.42
SECTION 73.160
73.160 Vertical plane radiation characteristics, f(θ).
47:4.0.1.1.2.1.1.43
SECTION 73.182
73.182 Engineering standards of allocation.
47:4.0.1.1.2.1.1.44
SECTION 73.183
73.183 Groundwave signals.
47:4.0.1.1.2.1.1.45
SECTION 73.184
73.184 Groundwave field strength graphs.
47:4.0.1.1.2.1.1.46
SECTION 73.185
73.185 Computation of interfering signal.
47:4.0.1.1.2.1.1.47
SECTION 73.186
73.186 Establishment of effective field at one kilometer.
47:4.0.1.1.2.1.1.48
SECTION 73.187
73.187 Limitation on daytime radiation.
47:4.0.1.1.2.1.1.49
SECTION 73.189
73.189 Minimum antenna heights or field strength requirements.
47:4.0.1.1.2.1.1.50
SECTION 73.190
73.190 Engineering charts and related formulas.