This part of IEC 60512 applies to electrical connectors, sockets, cable assemblies or inter-connection systems.
This standard describes a method for measuring the effect a specimen has on the rise time of a signal passing through it.
IEC 60512-25-3:2001 history
2001IEC 60512-25-3:2001 Connectors for electronic equipment - Tests and measurements - Part 25-3: Test 25c; Rise time degradation