Comparative tests with warning signal installations with different acoustic characteristics

Technical testing and approval para meters for the acceptance tests with the automatic drawonly coupler (ADOC)

Results and evaluation of acceptance tests with the automatic drawonly coupler (ADOC), with recommendations

Results and evaluation of confirmatory and supplementary tests with the ADOC ADOC (automatic drawonly coupler) with recommendations

Coefficient of reduction k (Tests made in 1968 1969)

Tests with automatic couplers of the UIC 1969 type (adapted by the UIC and by the OSShD improved manufacturing procedure)

Tests on mechanical mixed couplers

Tests with the GLK 2 mixed air couplings

Tests of ferryboats in 1971 and 1973 with the automatic coupler

UIC automatic coupler, Basic version 1969e