Table of Contents

Foreword
Preface
Section One - General
1. Scope
2. Conditions for measurement
    2.1 Standard measuring conditions
    2.2 Tuning and automatic frequency control
    2.3 Precautions
Section Two - Sensitivity and Internal Noise
3. Output/Input Characteristics
    3.1 Introduction
    3.2 Method of measurement
    3.3 Presentation of results
    3.4 Characteristics related to the output/input
         and noise output/input characteristics
Section Three - Selectivity and Immunity
4. Explanation of terms
    4.1 Selectivity
    4.2 Immunity
    4.3 Single-signal method
    4.4 Two-signal method
    4.5 Audio-frequency signal-to-interference ratio
    4.6 Audio-frequency protection ratio
    4.7 Radio-frequency wanted-to-interfering signal ratio
    4.8 Radio-frequency protection ratio
    4.9 Desenitization (blocking)
    4.10 Cross-modulation
    4.11 Intermodulation
    4.12 Adjacent-channel and alternate-channel selectivity
    4.13 Image rejection ratio
    4.14 Intermediate-frequency rejection ratio
    4.15 Spurious-response rejection ratio
    4.16 Pass-band or X dB bandwith
    4.17 Attenuation slope
5. Single-signal selectivity
    5.1 Introduction
    5.2 Method of measurement
    5.3 Presentation of results
6. Two-signal selectivity using sinusoidal modulation of
    the unwanted signal
    6.1 Introduction
    6.2 Method of measurement
    6.3 Presentation of results
7. Two-signal selectivity using noise modulation
    7.1 Introduction
    7.2 Output measurement
    7.3 Noise signal for modulating the signal generators
    7.4 Measuring arrangements
    7.5 Depth of modulation of the signal generators
    7.6 Frequency separation of the sources
    7.7 Audio-frequency signal-to-interference ratio
    7.8 Measurements
    7.9 Presentation of results
    7.10 Influence of non-linear distortion in the signal
         generators
    7.11 Accuracy
8. Desensitization (blocking)
    8.1 Method of measurement
    8.2 Presentation of results
9. Intermodulation
    9.1 Introduction
    9.2 Method of measurement
    9.3 Presentation of results
    9.4 Precautions
10. Rejection of unwanted signals entering through the antenna
    10.1 Introduction
    10.2 Single-signal method of measurement
    10.3 Presentation of results
    10.4 Two-signal method of measurement
    10.5 Presentation of results
11. Overall audio-frequency response
    11.1 Introduction
    11.2 Method of measurement
    11.3 Presentation of results
12. Pass-band abd attenuation slope
    12.1 Introduction
    12.2 Modulation frequency and modulation factor
    12.3 Method of measurement
    12.4 Presentation of results
13. Selectivity controls
14. Immunity
Section Four - Interference Due to Internal Sources
15. Single-signal beat-notes
    15.1 Introduction
    15.2 Method of measurement
    15.3 Presentation of results
16. Acoustic effects
17. Unwanted oscillations
18. Interference at the power-supply frequency and its
    harmonics (hum)
    18.1 Introduction
    18.2 Method of measurement
    18.3 Presentation of results
Section Five - Distortion
19. Introduction
20. Overall harmonic distortion, distortion-limited a.f.
    output and distortion-limited input level
    20.1 Method of measurement
    20.2 Presentation of results
21. Method of measurement
    21.1 Method of measurement
Section Six - Miscellaneous
22. Tuning and automatic frequency-control characteristics
    22.1 Introduction
    22.2 Method if measurement
    22.3 Presentation of results
Figures

Abstract

Applies to radio receivers for the reception of amplitude modulated sound broadcasting emissions. Deals mainly with measurements using radio frequency signals applied to the antenna terminals of the receiver, or induced in a magnetic antenna.Is intended to be read in conjunction with IEC 315 1.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Electrotechnical Committee
Pages
ISBN
Committee	SC 12A
Supersedes	IEC 60069 : 1954