I.S. EN 60835-3-7:1997
Current
The latest, up-to-date edition.
METHODS OF MEASUREMENT FOR EQUIPMENT USED IN DIGITAL MICROWAVE RADIO TRANSMISSION SYSTEMS - PART 3: MEASUREMENTS ON SATELLITE EARTH STATIONS - SECTION 7: FIGURE-OF-MERIT OF RECEIVING SYSTEM
Hardcopy , PDF
English
01-01-1997
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definition and general considerations
4 Indirect method of measurement
5 Direct method of measurement using a radio star
5.1 General considerations
5.2 Method of measurement
5.3 Correction factors
5.3.1 Correction for atmospheric attenuation (C1)
5.3.2 Correction for the angular extension of the
radio star (C2)
5.3.3 Correction for the change of radio-star flux
density with time (C3)
5.3.4 Correction for frequency dependence of flux
density of the radio star (C4)
5.3.5 Correction for the polarization of radio-star flux
5.4 Presentation of results
5.5 Details to be specified
5.6 Error analysis
6 Direct method of measurement using a remote
source
6.1 General considerations
6.2 Method of measurement
6.2.1 Measurement procedures
6.2.2 Calculation of G/T
6.3 Presentation of results
6.4 Details to be specified
Annexes
A (informative) Radio star and atmospheric loss data
B (informative) Bibliography
ZA (normative) Normative references to international
publications with their corresponding
European publications
Figures
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