This part of IEC 63138-1, which is a generic specification, specifies general requirements for multi-radio frequency (RF) channel connectors, including terms and definitions, design and construction, ratings and characteristics, climatic categories, IEC type designation, requirements and test procedures, quality assessment, marking and etc. It provides the basis for establishing the sectional specifications for various multi-radio frequency channel connector types. This part applies to multi-radio frequency channel connectors (called connector, hereinafter) for use in communications, electronics and other equipment.