BS 6160-6:1989

National foreword
Committees responsible
Section One - General
1. Scope
2. Object
Section Two - Supplementary definitions and conditions
of measurement
3. Supplementary terms and definitions
4. Standard test conditions
5. Supplementary test conditions
6. Characteristics of the measuring equipment
Section Three - Measurements of receiver-decoder radio-
frequency parameters (selective calling)
7. Average radiation sensitivity (selective calling)
8. Reference sensitivity (selective calling)
9. Adjacent radio-frequency signal selectivity
     (selective calling)
10. Adjacent-channel selectivity (selective calling)
11. Co-channel interference rejection and blocking
     (selective calling)
12. Spurious response immunity (selective calling)
13. Intermodulation immunity (selective calling)
14. Sensitivity reduction under multipath propogation
     conditions (selective calling)
15. Protection from radio-frequency intermodulation
     false operation (selective calling)
16. False responses due to noise (selective calling)
17. Signalling attack time (selective calling)
18. Recovery time (selective calling)
19. Required protection time (selective calling)
20. Signal-to-residual output-power ratio (selective
     calling)
21. Impulsive-noise tolerance (selective calling)
Section Four - Measurements of receiver-decoder radio-
frequency parameters (data)
Clauses 22 to 31 (under consideration)
Section Five - Measurements of receiver-decoder conducted
and radiated spurious components (data and selective
calling)
32. Conducted spurious components (data and selective
     calling)
33. Radiated spurious components (data and selective
     calling)
Section Six - Measurements of encoder-transmitters radio-
frequency parameters (data and selective calling)
Clauses 34 to 38 (under considerations)
Section Seven - Audio-frequency band measurements of
encoder output characteristics (selective calling)
39. Tone pulse-rise time (selective calling)
40. Tone pulse duration (selective calling)
41. Tone pulse-decay time (selective calling)
42. Frequency of tone(s) (selective calling)
43. R.M.S. voltage of tone(s) (selective calling)
44. Encoder overall operate time (selective calling)
Section Eight - Audio-frequency band measurements of
decoder characteristics (selective calling)
45. Decoder operation level range (selective calling)
46. Decoder attack time (selective calling)
47. Decoder recovery time (selective calling)
48. Decoder required protection time (selective calling)
49. Decoder alarm time (selective calling)
Section Nine - Overall measurements in simulated systems
(selective calling)
50. General
51. Supplementary conditions of measurement for system
     response times
52. System overall operate time (selective calling)
53. System recovery time (selective calling)
Appendix A - Examples of combining networks
Appendix B - Recommended characteristics of the measuring
             equipment and its methods of test
Appendix C - Rayleight fading simulator
Appendix D - Intermodulation response
Appendix E - Guide for the construction of a 30 m
             radiation test site for equipment receiving
             radio-frequency electromagnetic energy
Appendix F - Repeatability and accuracy of measurements
             of sensitivity (selective calling) and
             degradation measurements (selective calling)
Appendix G - Mean time between false calling responses
             (M)(selective calling)
Appendix H - Alternative test mounting arrangements for
             equipment which is hand-held or carried on
             the person while in normal operation
Appendix J - Guide for the construction and measurement
             of a radio-frequency coupling device (RFCD)
             (under consideration)
Appendix K - Guide for the construction of a 30 m
             radiation test site for equipment emitting
             radio-frequency electromagnetic energy
Appendix L - Guide for the construction of a 3 m
             radiation test site for measurements above
             100 MHz of equipment emitting radio-
             frequency electromagnetic energy
Appendix M - General information on impulsive noise and
             random impulse generator
Appendix N - Example of a mains power line impedance
             stabilization network
Appendix P - Audio frequencies commonly used in tone-
             signalling systems

Definitions, conditions and methods of measurement used to ascertain the performance of receiver-decoders. Selective-calling is usually used to select one or a group of receiver(s) to deliver a voice message or to activate an alarm.