I.S. EN 61079-2:1994
Current
The latest, up-to-date edition.
METHODS OF MEASUREMENT ON RECEIVERS FOR SATELLITE BROADCAST TRANSMISSIONS IN THE 12 GHZ BAND - PART 2: ELECTRICAL MEASUREMENTS ON DBS TUNER UNITS
Hardcopy , PDF
English
01-01-1994
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.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
SECTION 1: GENERAL
1.1 Scope
1.2 Normative references
1.3 Definitions
1.3.1 DBS tuner unit
1.3.2 First intermediate frequency (first i.f.)
SECTION 2: GENERAL NOTES ON MEASUREMENT
2.1 General conditions
2.1.1 Introduction
2.1.2 Test site
2.1.3 Environmental conditions
2.1.4 Power supply
2.1.5 Accuracy of measuring instruments
2.1.6 Stabilization period
2.2 Video, audio and digital test signals
2.2.1 Video test signals
2.2.2 Audio test signals
2.2.3 Data signal content
2.3 Radio-frequency input signals
2.3.1 Input signals
2.3.2 Input signal levels
2.3.3 Setting of input signal level
2.4 Reference signals
2.4.1 Reference video signal
2.4.2 Reference audio signal
2.5 Standard measuring conditions
2.6 Measuring instruments
2.6.1 Test signal generator
2.6.2 First i.f. modulator
2.6.3 C.W. signal generator
2.6.4 SWR bridge
2.6.5 Spectrum analyzer
2.6.6 Directional coupler
2.6.7 Input coupling network
2.6.8 Bias network
2.6.9 Bandpass filter
2.6.10 Lowpass filter
2.6.11 Variable bandpass filter
2.6.12 Video noise meter
2.6.13 Group delay measuring instrument
2.6.14 Video monitor
SECTION 3: METHODS OF MEASUREMENT
3.1 Impedance matching at input terminal
3.1.1 Introduction
3.1.2 Method of measurement
3.1.3 Presentation of the results
3.2 Signal-to-noise ratio of video signal (unweighted)
3.2.1 Introduction
3.2.2 Method of measurement
3.2.3 Presentation of results
3.3 Truncation noise
3.3.1 Introduction
3.3.2 Method of measurement
3.3.3 Presentation of results
3.4 Input signal level to output signal level characteristics
3.4.1 Introduction
3.4.2 Method of measurement
3.4.3 Presentation of the results
3.5 Co-channel c.w. interference ratio
3.5.1 Introduction
3.5.2 Method of measurement
3.5.3 Presentation of results
3.6 Adjacent channel interference ratio
3.6.1 Introduction
3.6.2 Method of measurement
3.6.3 Presentation of results
3.7 Intermodulation interference ratio
3.7.1 Introduction
3.7.2 Method of measurement
3.7.3 Presentation of results
3.8 Image frequency interference ratio - second i.f.
3.8.1 Introduction
3.8.2 Method of measurement
3.8.3 Presentation of results
3.9 Impairment due to spurious responses
3.9.1 Introduction
3.9.2 Method of measurement
3.9.3 Presentation of results
3.10 Stability of local oscillator frequency
3.10.1 Introduction
3.10.2 Method of measurement
3.10.3 Presentation of results
3.11 AFC characteristics of local oscillator
3.11.1 Introduction
3.11.2 Measurement
3.11.3 Presentation of the results
3.12 Amplitude/frequency response of video channel
3.12.1 Introduction
3.12.2 Method of measurement
3.12.3 Presentation of the results
3.13 Group delay characteristics of video channel
3.13.1 Introduction
3.13.2 Method of measurement
3.13.3 Presentation of results
3.14 Linear waveform response of video channel
3.14.1 Introduction
3.14.2 Method of measurement
3.14.3 Presentation of results
3.15 Line time amplitude linearity of video signal
3.15.1 Introduction
3.15.2 Method of measurement
3.15.3 Presentation of results
3.16 Differential gain and differential phase characteristics
with respect to the chrominance sub-carrier
3.16.1 Introduction
3.16.2 Method of measurement
3.16.3 Presentation of results
3.17 Intermodulation between sound sub-carrier and chrominance
sub-carrier
3.17.1 Introduction
3.17.2 Method of measurement
3.17.3 Presentation of results
3.18 Suppression of energy dispersal signal
3.18.1 Introduction
3.18.2 Method of measurement
3.18.3 Presentation of results
3.19 Power supply for outdoor unit
3.19.1 Introduction
3.19.2 Method of measurement
3.19.3 Presentation of results
Figures
Annex A (informative) Bibliography
ANNEX ZA (normative) OTHER INTERNATIONAL PUBLICATIONS QUOTED
IN THIS STANDARD WITH THE REFERENCES OF THE RELEVANT
EUROPEAN PUBLICATIONS
Applies to the tuner unit of a receiver for the direct reception of satellite broadcast transmissions in the 12 GHz band.
DevelopmentNote |
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
|
DocumentType |
Standard
|
Pages |
66
|
PublisherName |
National Standards Authority of Ireland
|
Status |
Current
|
Standards | Relationship |
IEC 61079-2:1992 | Identical |
EN 61079-2:1993 | Identical |
NF EN 61079-2 : 1994 | Identical |
BS EN 61079-2:1995 | Identical |
DIN EN 61079-2:1994-02 | Identical |
NBN EN 61079-2 : 1995 | Identical |
SN EN 61079-2 : 1993 | Identical |
IEC 60107-1:1997 | Methods of measurement on receivers for television broadcast transmissions - Part 1: General considerations - Measurements at radio and video frequencies |
IEC 60569:1977 | Informative guide for subjective tests on television receivers |
IEC 61079-1:1992 | Methods of measurement on receivers for satellite broadcasttransmissions in the 12 GHz band - Part 1: Radio-frequencymeasurements on outdoor units |
EN 61079-1:1993 | Methods of measurement on receivers for satellite broadcast transmissions in the 12 GHz band - Part 1: Radiofrequency measurements on outdoor units |
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