I.S. EN 14777:2004
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
SPACE ENGINEERING - MULTIPACTION DESIGN AND TEST
Hardcopy , PDF
31-03-2021
English
01-01-2004
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 Terms, definitions and abbreviated terms
3.1 Terms and definitions
3.2 Abbreviated terms
4 Verification
4.1 Verification process
4.2 Verification levels
4.3 Verification plan
4.3.1 Introduction
4.3.2 Generation and updating
4.3.3 Description
4.4 Verification routes
4.5 Classification of component type
4.6 Single carrier
4.6.1 General
4.6.2 Margins
4.6.3 Route to demonstrate conformance
4.7 Multi-carrier
4.7.1 General
4.7.2 Threshold above equivalent CW peak power
4.7.3 Threshold below equivalent CW peak power
4.7.4 Route to demonstrate conformance
5 Design analyses
5.1 General
5.2 Field analysis
5.3 Critical region identification
5.4 Multipaction sensitivity analysis
5.5 Venting analysis
5.6 Inspection
6 Test conditions
6.1 Cleanliness
6.2 Pressure
6.3 Temperature
6.4 Frequencies
6.5 Pulse duration
6.5.1 General
6.5.2 CW units
6.5.3 Pulse units
6.6 Electron seeding
6.6.1 CW test
6.6.2 Pulsed test
6.6.3 Multi-carrier test
6.6.4 Seeding sources
7 Methods of detection
7.1 General
7.2 Detection methods
7.3 Detection method parameters
7.3.1 Sensitivity
7.3.2 Rise time
8 Test procedures
8.1 Test configurations
8.2 Test facility validation
8.3 Test execution
8.3.1 General
8.3.2 Test procedure
8.4 Acceptance criteria
8.4.1 General
8.4.2 Multi-carrier test
Annex A (informative) Multipaction background
A.1 Physics of multipaction
A.2 Other physical processes
A.3 RF operating environment
A.4 Parallel plate multipaction
A.5 Coaxial line multipaction
Annex B (informative) Component venting
B.1 Introduction
B.2 Discharge dependence on pressure
B.3 Test example
B.4 Venting dimensions
B.5 Venting hole calculations
B.6 Payload vacuum
B.7 Venting model used
B.8 Pumping conductance of a venting hole
B.9 Ultimate pressure
B.10 Venting experiment
B.11 Venting guidelines
Annex C (normative) Cleaning, handling, storage and
contamination
C.1 Generic processes
C.2 Cleaning, handling and storage
C.3 Contaminants
Annex D (normative) Electron seeding
D.1 Introduction
D.2 CW test
D.3 Pulsed test
D.4 Multi-carrier test
D.5 Types of seeding source
Annex E (informative) Test methods
E.1 Introduction
E.2 General test methods
E.3 Transient tests methods
E.4 Test facility validation
Bibliography
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