BS 4739-1:1979

National foreword
Cooperating organizations
1. General
1.1 Scope
1.2 Object
2. Terminology
2.1 Types of oscilloscopes
2.2 Cathode-ray tube
2.3 General terms
2.4 Terms concerning preparation of tests
2.5 Terms related to accuracy
2.6 Terms related to vertical (horizontal) deflection
2.7 Terms related to the time base
2.8 Terms related to display stabilization
2.9 Miscellaneous
3. General test requirements
3.1 General
3.2 Combinations of an oscilloscope with different
      accessories
3.3 Reference waveforms
3.4 Conditions for test location
4. General test procedure
4.1 Test procedure
4.2 General conditions for test purposes
4.3 Particular conditions
4.4 Reference conditions
4.5 Determination of operating errors of oscilloscopes
4.6 Determination of the influence errors and the
      variations of the vertical (horizontal)
      coefficient, of the time coefficient and of the
      zero stability
5. Errors or variations of deflection coefficients and
    instability of the spot position
5.1 Errors or variations of deflection coefficients
5.2 Instability of the spot position
5.3 Frequency response and rectangular pulse or square
      wave response
5.4 Positioning
5.5 Values of the elements of input impedance
5.6 Interaction between circuits of an oscilloscope
5.7 Apparent signal delay
6. Time base
6.1 General
6.2 Errors or variations of time coefficients
6.3 Expansion
7. Display stabilization
7.1 Determination of display stabilization performance
7.2 Display stabilization performance
8. Miscellaneous
8.1 Geometry, orthogonality error and phase difference
8.2 Deflection coefficient of cathode-ray tube plates
      having direct access
8.3 Calibrating devices
8.4 Electromagnetic radiation from oscilloscopes
8.5 Brightness
8.6 Luminance
9. Method of expression of oscilloscope characteristics
      List of technical data
9.1 General
9.2 Tube
9.3 Functional units
9.4 Warm-up time
9.5 Operating conditions
9.6 Signal display
9.7 Time base
9.8 Display stabilization
9.9 Miscellaneous
10. Marking
10.1 Data presented on the cathode-ray oscilloscope
Figures 1 to 6
Appendix A - Determination of (intrinsic, influence,
             operating) errors of deflection coefficients
             and time coefficients and of linearity
             errors of these coefficients
             Figures 7 to 14
Appendix B - Influence of supply voltage on the
             variations of the deflection and time
             coefficients and on the zero shift
             Figures 15 and 16

Gives rules for standardizing methods of expression of properties of cathode-ray oscilloscopes and defines special terminology and catalogue data. Conditions and methods for testing are specified so that compliance may be verified.