DIN EN 61935-1 : 2010 COR 1 2012

FOREWORD
INTRODUCTION
3 Definitions
4 Reference measurement procedures for electrical
  properties
  4.1 Introduction
  4.2 Test equipment considerations
       4.2.4 Test configurations
       4.2.5 Coaxial cables and test leads for network analyzers
       4.2.6 Balun requirements
       4.2.7 Network analyzer measurement precautions
       4.2.8 Data reporting and accuracy
       4.3.5 Test report
       4.3.6 Uncertainty
  4.4 Attenuation
       4.4.3 Test equipment and set-up
       4.4.4 Procedure
       4.4.5 Test report
       4.4.6 Temperature correction
       4.4.7 Uncertainty
  4.5 Propagation delay and delay skew
       4.5.3 Test equipment and set-up
       4.5.4 Procedure
       4.5.5 Test report
  4.6 Near-end cross-talk (NEXT) pair-to-pair and
       power sum
       4.6.1 Object
       4.6.2 Test method
       4.6.3 Test equipment and set-up
       4.6.4 Procedure
       4.6.5 Test report
       4.6.6 Uncertainty of NEXT measurements
  4.7 Far-end cross-talk (FEXT) pair-to-pair and power sum
       4.7.1 Object
       4.7.2 Test method
       4.7.3 Test equipment and set-up
       4.7.4 Procedure
       4.7.5 Test report
       4.7.6 Uncertainty of FEXT measurements
  4.8 Equal level far-end cross-talk (ELFEXT)
       4.8.1 Object
       4.8.2 Calculation
       4.8.3 Test report
       4.8.4 Uncertainty of ELFEXT measurements
  4.9 Equal level far-end cross-talk (ELFEXT)
       4.9.1 Object
       4.9.2 Test method
       4.9.3 Test equipment and set-up
       4.9.4 Procedure
       4.9.5 Test report
       4.9.6 Uncertainty of return loss measurements
  4.10 Unbalance attenuation
  4.11 Coupling attenuation
5 Field test measurement requirements for electrical
  properties
  5.1 Introduction
  5.2 Cabling configurations tested
  5.3 Field test parameters
       5.3.1 General
       5.3.2 Inspection of workmanship and connectivity testing
       5.3.3 Propagation delay and delay skew
       5.3.4 Length
       5.3.5 Attenuation
       5.3.6 Pair-to-pair NEXT loss, power sum NEXT loss
       5.3.7 Pair-to-pair ELFEXT loss, power sum ELFEXT loss
       5.3.8 Return loss
       5.3.9 DC loop resistance
  5.4 Data reporting and accuracy
       5.4.1 General
       5.4.2 Detailed results
       5.4.3 Summary results
  5.5 Field measurement procedure
       5.5.1 General
       5.5.2 Consistency checks for field testers
       5.5.3 Repeatability of tests on a reference link
       5.5.4 Repeatability of tests by testing the same link
              in opposite directions
       5.5.5 Administration
       5.5.6 Test equipment connectors and cords
       5.5.7 User cords
6 Field tester measurement accuracy requirements
  6.1 General
  6.2 Measurement accuracy specification for level
       IIE field testers
       6.2.1 Field test equipment requirements for propagation
              delay
       6.2.2 Field test equipment requirements for delay skew
       6.2.3 Field test equipment requirements for length
       6.2.4 Field test equipment requirements for loop d.c.
              resistance
  6.3 Procedures for determining field tester
       parameters
       6.3.1 General
       6.3.2 Output signal balance (OSB)
       6.3.3 Common mode rejection (CMR)
       6.3.4 Residual NEXT loss
       6.3.5 Dynamic accuracy
       6.3.6 Source/load return loss
       6.3.8 Residual FEXT loss
       6.3.9 Directivity
       6.3.10 Tracking
       6.3.11 Source match
       6.3.12 Return loss of remote termination
       6.3.13 Constant error term of the propagation delay
              measurement function
       6.3.14 Error constant proportional to propagation delay
              of the propagation delay measurement function
       6.3.15 Constant error term of the delay skew measurement
              function
       6.3.16 Constant error term of the length measurement
       6.3.17 Error constant proportional to length of the
              length measurement function
       6.3.18 Constant error term of the d.c. resistance
              measurement function
       6.3.19 Error constant proportional to d.c. resistance
              of the d.c. resistance measurement function
       6.3.20 Procedure to verify test cable performance
       6.3.21 Procedure to verify test adapter performance
  6.4 Measurement error models
       6.4.1 General
              function of level IIE field test equipment
       6.4.3 Error model for the pair-to-pair NEXT loss
              measurement function of level IIE field test
              equipment
       6.4.4 Error model for the power sum NEXT loss measurement
              function of level IIE field test equipment
       6.4.5 Error model for the pair-to-pair ELFEXT loss
              measurement function of level IIE field test equipment
       6.4.6 Error model for the power sum ELFEXT loss
              measurement function of level IIE field test
              equipment
       6.4.7 Error model for the return loss measurement
              function of level IIE field test equipment
       6.4.8 Error model for the propagation delay measurement
              function of level IIE field test equipment
       6.4.9 Error model for the delay skew measurement
              function of level IIE field test equipment
       6.4.10 Error model for the length measurement
              function of level IIE field test equipment
       6.4.11 Error model for the d.c. loop resistance
              measurement function of level IIE field test
              equipment
  6.5 Network analyser measurement comparison
       6.5.1 General
       6.5.2 Adapters
       6.5.3 Comparison methods
Figures
Tables