IEC 60510-1-5:1988
Current
The latest, up-to-date edition.
Methods of measurement for radio equipment used in satellite earth stations. Part 1: Measurements common to sub-systems and combinations of sub-systems. Section Five: Noise temperature measurements
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English - French
07-20-1988
FOREWORD
PREFACE
Clause
1 Scope
2 Introduction
3 Definitions
3.1 Noise power spectral density (noise power density)
3.2 Available noise power density
3.3 Noise temperature
3.4 Average noise temperature
3.5 Noise bandwidth
3.6 Operating noise temperature or system noise temperature
3.7 Reference noise source
3.8 Equivalent input noise temperature of a two-port device
3.9 Average noise figure
4 General considerations
5 Methods of measurement
5.1 Y-factor methods
5.1.1 Power meter method
5.1.2 Variable attenuator method
5.2 3 dB loss methods
5.2.1 Variable source method
5.2.2 Fixed source method
5.3 Automatic noise figure meter (ANFM) method
5.4 C.W. method
6 Presentation of results
7 Details to be specified
APPENDIX A - Measurement of the noise bandwidth
FIGURES
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.