| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 2<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
| 5<\/td>\n | Annex ZA(normative)Normative references to international publicationswith their corresponding European publications <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | Final version CONTENTS <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | 1 Scope 2 Normative references <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | 3 Terms and definitions Figures Figure 1 \u2013 Definition of ZT <\/td>\n<\/tr>\n | ||||||
| 15<\/td>\n | 4 Physical background 5 Principle of the test methods 5.1 General Tables Table 1 \u2013 IEC 62153-4 series, Metallic communication cable test methods \u2013 Test procedures with triaxial test setup <\/td>\n<\/tr>\n | ||||||
| 16<\/td>\n | Figure 2 \u2013 Principle depiction of the triaxial test setup (tube) to measure transfer impedance and screening attenuation with tube in tube in accordance with IEC 62153-4-7 Figure 3 \u2013 Principle depiction of the triaxial cell to measure transfer impedance and screening attenuation of connectors or assemblies with tube in tube in accordance with IEC 62153-4-7 <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | 5.2 Transfer impedance 5.3 Screening attenuation 5.4 Coupling attenuation 5.5 Tube-in-tube method 6 Test procedures 6.1 General 6.2 Triaxial cell <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | 6.3 Cut-off frequencies, higher-order modes Figure 4 \u2013 Rectangular waveguide <\/td>\n<\/tr>\n | ||||||
| 19<\/td>\n | 6.4 Test equipment 6.5 Calibration procedure <\/td>\n<\/tr>\n | ||||||
| 20<\/td>\n | 6.6 Test leads and connecting cables to the DUT 7 Sample preparation 7.1 Coaxial connector or assembly or quasi-coaxial component 7.2 Balanced or multipin connectors or components <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | 7.3 Cable assemblies Figure 5 \u2013 Preparation of balanced or multipin connectors for transfer impedance and screening attenuation Figure 6 \u2013 Preparation of balanced or multipin connectors for coupling attenuation measurement <\/td>\n<\/tr>\n | ||||||
| 22<\/td>\n | 7.4 Other screened devices 8 Transfer impedance (short-matched) 8.1 General 8.2 Principle block diagram of transfer impedance Figure 7 \u2013 Test setup (principle) for transfer impedance measurement in accordance with test method B of IEC 62153-4-3 <\/td>\n<\/tr>\n | ||||||
| 23<\/td>\n | 8.3 Measuring procedure 8.4 Evaluation of test results 8.5 Test report <\/td>\n<\/tr>\n | ||||||
| 24<\/td>\n | 9 Screening attenuation 9.1 General 9.2 Impedance matching 9.3 Measuring with matched conditions 9.3.1 Procedure 9.3.2 Evaluation of test results <\/td>\n<\/tr>\n | ||||||
| 25<\/td>\n | 9.4 Measuring with mismatch 9.4.1 General 9.4.2 Evaluaton of test results <\/td>\n<\/tr>\n | ||||||
| 26<\/td>\n | 9.5 Test report 10 Coupling attenuation 10.1 General 10.2 Procedure 10.2.1 Coupling attenuation with balun <\/td>\n<\/tr>\n | ||||||
| 27<\/td>\n | 10.2.2 Balunless coupling attenuation 10.3 Expression of results Figure 8 \u2013 Principle test setup for balunless coupling attenuation measurement according to IEC 62153-4-9 <\/td>\n<\/tr>\n | ||||||
| 28<\/td>\n | 10.4 Test report <\/td>\n<\/tr>\n | ||||||
| 29<\/td>\n | Annexes Annex A (informative) Principle of the triaxial test procedure A.1 General Figure A.1 \u2013 Principle test setup to measure transfer impedance and screening attenuation <\/td>\n<\/tr>\n | ||||||
| 30<\/td>\n | A.2 Transfer impedance A.3 Screening attenuation Figure A.2 \u2013 Equivalent circuit of the principle of the test setup in Figure A.1 <\/td>\n<\/tr>\n | ||||||
| 31<\/td>\n | A.4 Coupling attenuation Figure A.3 \u2013 Coupling attenuation, principle of test setup with balun and standard tube <\/td>\n<\/tr>\n | ||||||
| 32<\/td>\n | Figure A.4 \u2013 Coupling attenuation, principle of setup with multiport VNA and standard head <\/td>\n<\/tr>\n | ||||||
| 33<\/td>\n | Annex B (informative) Triaxial cell Figure B.1 \u2013 Principle depiction of the triaxial cell to measure transfer impedance and screening attenuation on a connector with tube-in-tube according to IEC 62153-4-7 <\/td>\n<\/tr>\n | ||||||
| 34<\/td>\n | Figure B.2 \u2013 Examples of different designs of triaxial cells <\/td>\n<\/tr>\n | ||||||
| 35<\/td>\n | Annex C (normative) Triaxial absorber cell C.1 Cut-off frequencies, higher order modes Figure C.1 \u2013 Cavity or rectangular waveguide <\/td>\n<\/tr>\n | ||||||
| 36<\/td>\n | C.2 Absorber Figure C.2 \u2013 Comparison of the measurements of a RG 214 cable with 40 mm tube and triaxial cells Figure C.3 \u2013 Principle of the triaxial cell with tube in tube and ferrite tiles as absorber <\/td>\n<\/tr>\n | ||||||
| 37<\/td>\n | Figure C.4 \u2013 Comparison of the measurements of an RG 214 with 40 mm tube and triaxial cells with magnetic absorber Figure C.5 \u2013 Examples of magnetic flat absorber <\/td>\n<\/tr>\n | ||||||
| 38<\/td>\n | C.3 Influence of absorber Figure C.6 \u2013 Setup for correction measurement Figure C.7 \u2013 Correction measurement <\/td>\n<\/tr>\n | ||||||
| 39<\/td>\n | Annex D (informative) Application of a moveable shorting plane D.1 Coupling transfer function Figure D.1 \u2013 Measured coupling transfer function of a braided screen versus frequency with the triaxial cell <\/td>\n<\/tr>\n | ||||||
| 40<\/td>\n | D.2 Effect of the measurement length on the measurement cut-off frequency D.3 Details of the movable shorting plane <\/td>\n<\/tr>\n | ||||||
| 41<\/td>\n | Figure D.2 \u2013 Cross-section of triaxial cell with movable shorting plane Figure D.3 \u2013 Crosscut of plane shortening housing and tube-in-tube <\/td>\n<\/tr>\n | ||||||
| 42<\/td>\n | D.4 Measurement results Figure D.4 \u2013 Detail H of Figure D.3: contact between plane and housing Figure D.5 \u2013 Detail G of Figure D.3: contact between plane and tube-in-tube <\/td>\n<\/tr>\n | ||||||
| 43<\/td>\n | Figure D.6 \u2013 Compilation of transfer impedance test results with different shorting plane distances <\/td>\n<\/tr>\n | ||||||
| 44<\/td>\n | Annex E (informative) Correction in the case that the receiver input impedance R is higher than the characteristic impedance of the outer circuit Z2 E.1 Impedance Z2 lower than the input impedance of the receiver Figure E.1 \u2013 Example of forward transfer scattering parameter S21 for different impedances in the outer circuit where the receiver input impedance is 50 \u2126 <\/td>\n<\/tr>\n | ||||||
| 45<\/td>\n | E.2 Correction Figure E.2 \u2013 DUT with uniform cylindrical shape in the centre of the cell <\/td>\n<\/tr>\n | ||||||
| 46<\/td>\n | Annex F (informative) Test adapter Figure F.1 \u2013 Principle of the test setup to measure transfer impedance and screening or coupling attenuation of connectors Figure F.2 \u2013 Principle of the test setup to measure transfer impedance and screening attenuation on a cable assembly <\/td>\n<\/tr>\n | ||||||
| 47<\/td>\n | Annex G (informative) Attenuation versus scattering parameter S21 Figure G.1 \u2013 Measurement with HP8753D of S21 of a 3 dB attenuator <\/td>\n<\/tr>\n | ||||||
| 48<\/td>\n | Figure G.2 \u2013 Measurement with ZVRE of S21 of a 3 dB attenuator <\/td>\n<\/tr>\n | ||||||
| 49<\/td>\n | Annex H (normative) Coupling attenuation expressed by mixed mode scattering parameter and an envelope line H.1 General H.2 Coupling attenuation expressed by mixed mode scattering parameter H.3 Envelope line of coupling attenuation <\/td>\n<\/tr>\n | ||||||
| 50<\/td>\n | Figure H.1 \u2013 Example of coupling attenuation with envelope line <\/td>\n<\/tr>\n | ||||||
| 51<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Metallic cables and other passive components test methods – Electromagnetic compatibility (EMC) related test method for measuring transfer impedance and screening attenuation or coupling attenuation with triaxial cell<\/b><\/p>\n |