Transmission properties of cascaded two-ports or quadripols. Background of terms and definitions Ingestion-build-146508 13 Safety in use

13 Safety in use

that different quality levels are applied to individual welded joints in the same product or component

these being chosen to suit the particular application

where at least one is a tube of circular cross-section

Transmission properties of cascaded two-ports or quadripols. Background of terms and definitions Ingestion-build-146508 13 Safety in use1 Scope It is important and practical that components of a transmission chain can be separated and tested separately. To accomplish this, well defined interfaces and measuring techniques, including agreed terms and definitions, are required. This technical report has two main goals. It lays the foundation for agreement on the fundamental terms and definitions to be used world wide in describing the transmission properties of a two port or quadripole.