BS 6299:1982

Foreword
Cooperating organizations
1. Introduction
2. Scope
3. Definitions
3.1 Insertion loss
3.2 Load current
3.3 Load voltage
3.4 Impedance of the test circuit
3.5 Asymmetrical test circuit
3.6 Symmetrical test circuit
3.7 Symmetry coefficient of symmetrical test circuit
4. Test methods
4.1 Standard method
4.2 Worst-case methods
4.3 In situ method
4.4 Model installation method
5. Mounting arrangements
5.1 Construction of the container
5.2 Mounting of the interference suppression devices
     in the containers
Appendix A - Standard laboratory method of insertion
             loss measurement of suppression filters
Appendix B - Principal measuring circuits and
             realization of the buffer-network

Prescribes methods of measurement of insertion loss of radio-frequency filters suitable for use in a laboratory or on a production line, utilizing fixed impedance terminations or \'worst case\' terminations.