IEC 60169-11:1977 defines requirements for radio-frequency connectors used with a 9.5 mm inner diameter outer conductor, screw coupling, and a characteristic impedance of 50 ohms. It is relevant for teams that need a clear technical document for connector selection, product evaluation, and conformity assessment in RF assemblies. For engineering, testing, and procurement workflows, IEC 60169-11:1977 helps align the connector interface with a documented compliance reference and supports more consistent technical review.

Overview of IEC 60169-11:1977

This document addresses the Type 4.1/9.5 coaxial connector interface, giving a common basis for design and verification activities where RF connection performance and mechanical compatibility matter. Because it focuses on connectors with a screw coupling and a 50 ohms characteristic impedance, it is typically used as an engineering specification for matching components within controlled technical assemblies. It can also support documented evaluation during procurement, laboratory evaluation, and product validation.

Compliance applications of IEC 60169-11:1977

IEC 60169-11:1977 is most useful where RF coaxial connectors must be identified, compared, or checked against a defined interface requirement. It may appear in technical documentation for electronic equipment, test fixtures, communication hardware, and related assemblies that rely on consistent connector fit and electrical behavior. In compliance workflows, it can assist with supplier review, inspection criteria, and technical assessment when organizations need to confirm that connector selection supports operational consistency and documented conformity assessment.

Importance of compliance with IEC 60169-11:1977

Using IEC 60169-11:1977 as a reference helps reduce interface mismatches, supports interoperability, and improves consistency across engineering and testing workflows. For procurement and quality assurance teams, it provides a clear basis for comparing parts and verifying that supplied connectors align with the intended RF configuration. In regulated or controlled environments, the document can also support risk management, technical validation, and preparation for conformity assessment by giving stakeholders a shared technical point of reference.

• RF coaxial connector interface for a 9.5 mm outer conductor format
• Screw-coupling connector arrangement for defined mechanical engagement
• 50 ohms characteristic impedance reference for compatible RF assemblies
• Useful for product evaluation, inspection criteria, and technical documentation
• Supports procurement review and conformity assessment planning