![header thumbnail](/images/publishers\bsi_cover.gif)
BS 9025:1970
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
![header thumbnail](/images/publishers\bsi_cover.gif)
Specification for travelling-wave amplifier tubes of assessed quality: generic data and methods of test
Hardcopy , PDF
15-02-1996
English
31-12-1970
Co-operating organizations
Foreword
1 General matters
1.1 Scope
1.2 Related documents
1.3 Terminology
1.4 Letter symbols, signs and abbreviations
1.5 Graphical symbols
1.6 Marking of the tube and packing
1.7 Eligibility for qualification approval
1.8 Structurally similar tubes
1.9 Delayed delivery
1.10 Supplementary procedure for qualification approval
1.11 Certified test records
1.12 Standard ratings and characteristics
1.13 Unchecked parameters
1.14 Procedure to be followed in the event of failure
at Group C or D inspection
1.15 Ordering information
1.16 Release prior to completion of Group B tests
2 Test procedures
2.1 Test and measurement conditions
2.2 Visual inspection
2.3 Dimensions and gauging procedure
2.4 Electrical test procedures
2.5 Mechanical test procedures
2.6 Environmental test procedures
2.7 Endurance test procedures
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.