This part of IEC 60122 specifies the methods of test and general requirements for quartz crystal units of assessed quality using either capability approval or qualification approval procedures.
IEC 60122-1:2017 history
2017IEC 60122-1:2002/AMD1:2017 Amendment 1 - Quartz crystal units of assessed quality - Part 1: Generic specification
2017IEC 60122-1:2017 Quartz crystal units of assessed quality – Part 1: Generic specification (Edition 3.1; Consolidated Reprint)
2002IEC 60122-1:2002 Quartz crystal units of assessed quality - Part 1: Generic specification
1970IEC 60122-1:1976/AMD1:1983 Amendment 1 - Quartz crystal units for frequency control and selection - Part 1: Standard values and test conditions
1976IEC 60122-1:1976 Quartz crystal units for frequency control and selection. Part 1 : Standard values and test conditions
1970IEC 60122-1:1962/AMD3:1971 Amendment 3 - Quartz crystal units for oscillators - Section 1: Standard values and conditions - Section 2: Test conditions
1970IEC 60122-1:1962/AMD2:1969 Amendment 2 - Quartz crystal units for oscillators - Section 1: Standard values and conditions - Section 2: Test conditions
1970IEC 60122-1:1962 Quartz crystal units for oscillators - Section 1: Standard values and conditions - Section 2: Test conditions