DS DS/EN 60122-1
DS DSEN 60122-1 2003-MAY-22 Quartz crystal unts of assessed qualty - Part 1 Generc specfcaton
DS DSEN 60122-1 2003-MAY-22 Quartz crystal unts of assessed qualty - Part 1 Generc specfcaton
This part of 60122 specifies the methods of test and general requirements for quartz crystal units of assessed quality using either capability approval or qualification approval procedures.