CISPR TR 28:1997

CISPR TR 28:1997 provides guidance for industrial, scientific and medical equipment in relation to emission levels within the bands designated by the ITU. For organizations assessing electromagnetic compatibility, it serves as a technical reference for understanding how emission expectations relate to radio-frequency usage constraints and compliance planning. CISPR TR 28:1997 is useful when reviewing design assumptions, preparing test strategies, or documenting technical justification for equipment intended to operate in sensitive spectrum environments.

Purpose of CISPR TR 28:1997

The purpose of CISPR TR 28:1997 is to support engineering and compliance decisions by outlining guidance on emission levels for ISM equipment within ITU-designated bands. It is relevant where product development, laboratory evaluation, or conformity assessment requires a clearer view of how emissions may affect shared spectrum use. The document can assist technical review teams in aligning design choices, verification activities, and documented evaluation with practical EMC expectations for industrial and scientific equipment.

Compliance applications of CISPR TR 28:1997

CISPR TR 28:1997 is commonly used during EMC testing workflows, product evaluation, and regulatory preparation for industrial, scientific, and medical equipment that may operate in protected or designated frequency bands. It can support procurement reviews, laboratory planning, and technical validation by helping teams interpret emission-related considerations before formal assessment. For engineering documentation, it may also serve as a compliance reference when comparing measured results against internal acceptance criteria or when building a defensible conformity assessment file.

Benefits of CISPR TR 28:1997

Using CISPR TR 28:1997 can improve consistency in technical assessment and reduce uncertainty during compliance workflows. It helps organizations structure emission-related evaluation, support risk management, and strengthen evidence used in quality assurance and certification preparation. For manufacturers and test laboratories, the guidance may improve operational consistency across verification activities, while also helping procurement and engineering teams identify whether a product is likely to require additional EMC controls, documentation, or testing support.

• Guidance focused on emission levels for ISM equipment in ITU-designated bands
• Useful for EMC review, laboratory evaluation, and technical validation planning
• Supports documentation for conformity assessment and regulatory preparation
• Helps align engineering decisions with practical compliance workflows