IEEE 1260 : 1996
IEEE 1260 : 1996
GUIDE ON THE PREDICTION, MEASUREMENT, AND ANALYSIS OF AM BROADCAST RERADIATION BY POWER LINES
Institute of Electrical & Electronics Engineers
GUIDE ON THE PREDICTION, MEASUREMENT, AND ANALYSIS OF AM BROADCAST RERADIATION BY POWER LINES
Institute of Electrical & Electronics Engineers
Clause
1 Overview
2 References
3 Definitions
4 Background
4.1 Description
4.2 Proof of performance
5 AM reradiation guidelines: general procedures
5.1 Potential reradiation problems
5.2 Existing reradiation problems
6 Reradiation prediction techniques
6.1 Computer programs
6.2 Survey technique
7 Field strength measurements
7.1 Circular measurements
7.2 Ratio measurements
7.3 Test point selection criteria
7.4 Near-field measurements
7.5 Factors affecting measurements
8 Field strength analysis
8.1 Individual test analysis - circular measurements
8.2 Individual test analysis - ratio measurements
8.3 Signal fluctuation analysis
8.4 Seasonal fluctuation analysis
8.5 Before versus after analysis - circular measurements
8.6 Before versus after analysis - ratio measurements
8.7 After-construction only analysis - circular
measurements
8.8 After-construction only analysis - ratio measurements
9 Structure reradiation measurements
9.1 Base current measurements
9.2 Structure field strength readings
9.3 Scale-model measurements
10 Remedial measures or alternatives
10.1 Power-line tower skywire insulation
10.2 Power-line tower detuning stubs
10.3 Power-line skywire stubs
10.4 Alternatives
11 Bibliography
Annex A (informative) Reradiation prediction computer
programs
Annex B (informative) Reradiation survey example
Annex C (informative) Before versus after - circular
measurement example
C.1 Individual test analysis example - circular
measurements
C.2 Typical signal fluctuation example
C.3 Seasonal signal fluctuation example
C.4 Before-versus-after analysis example
Annex D (informative) Groundwave propagation loss computer
program
Gives a set of procedures to be followed to cope with reradiation of AM broadcast signals from power lines and other large metallic structures.
Document Type | Standard |
Status | Current |
Publisher | Institute of Electrical & Electronics Engineers |