Methodes of measurement for radio equipment used in the mobile services; part 6: selective-calling and data equipment; amendment 1 to publication 60489-6:1987

This document outlines specific measurement procedures for radio equipment integrated within mobile devices, focusing specifically on the selection calling and data equipment components. It serves as a technical amendment to an existing series of standards regarding similar measurement methodologies. The content addresses the unique challenges posed by portable and mobile radio configurations, ensuring that test protocols are appropriate for devices designed for wireless communication in dynamic environments. This revision introduces updated parameters and testing conditions relevant to the era of mobile telecommunications development, refining how signal integrity and operational characteristics are assessed. By establishing precise definitions and measurement setups, it enables consistent evaluation across different manufacturers and regions. The text covers technical specifications necessary for verifying that selection calling functions operate reliably and that data transmission capabilities meet established performance benchmarks within the context of mobile radio systems. It provides a structured framework for laboratories and testing facilities to conduct comparative analyses and compliance checks without altering the fundamental architecture of the original measurement approach.