NEN 10603-7-1994 IEC 603-7-1990 用于印制电路板的3MHz以下频率连接器．第7部分：有通用插合特性的包括固定自由连接器的8位连接器的详细规范
Connectors for frequencies below 3 MHz for use with printed boards. Part 7: Detail specification for connectors, 8-way, including fixed and free connectors with common mating features (IEC 603-7:1990)