EN 60244-14:1997
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Methods of measurement for radio transmitters - Part 14: External intermodulation products caused by two or more transmitters using the same or adjacent antennas
01-04-1998
25-07-1997
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 General measuring procedure
4.1 Introduction
4.2 Measurements in transmitter feeders
4.3 Precautions to be observed when making measurements
4.4 Off-air measurements
4.5 Special precautions to be observed when making off-air
measurements
5 Methods of measurement for specific transmitter service or
configuration
5.1 Measurements for VHF radio transmitters
5.2 Measurements for adjacent antennas
5.3 Measurements for a common antenna
6 Presentation of the results
Figures
1 Measurements in transmitter feeders
2 Off-air measurements
3 General arrangement for transmitters feeding separate antennas
4 General arrangement for transmitters feeding a single antenna
5 Alternative arrangement for transmitters feeding a single antenna
6 Typical HF station configurations
Annexes
A - Theoretical notes
B - Calculation of radiated levels of intermodulation
products (q = 1)
C - Maximum permitted power level of spurious emissions
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