IEEE 269-1971
IEEE Standard Method for Measuring Transmission Performance of Telephone Sets
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About This Item
IEEE 269-1971 is a technical standard for measuring the transmission performance of telephone sets, giving engineers a defined method to evaluate how a set handles voice signals. It is relevant to communication equipment where consistent performance data matters for design review, comparison, and acceptance testing. As a superseded document, IEEE 269-1971 also provides useful historical reference for telephone set measurement practices in broadcast, networking, and related electrical engineering work.
IEEE 269-1971 overview
This standard focuses on a measurement method rather than a product design, making it a practical tool for assessing telephone set transmission characteristics in a controlled way. IEEE 269-1971 helps define how performance should be checked so results can be compared more consistently across equipment or test setups. In the context of communication, networking, and device engineering, it supports a clearer understanding of voice transmission behavior and related test outcomes.
Typical use cases
IEEE 269-1971 is typically used when telephone sets need to be evaluated for transmission behavior during development, laboratory testing, or procurement review. It may be applied by manufacturers, test labs, and engineering teams working with voice terminals or connected equipment where transmission performance affects usability. The standard is especially relevant when comparing sets under consistent test conditions or documenting results for technical records and legacy system support.
Why this standard matters
In practice, IEEE 269-1971 helps reduce ambiguity in how telephone set transmission performance is measured, which supports more reliable comparisons and better engineering decisions. A common test method can improve consistency across teams, suppliers, and verification reports. For organizations dealing with communication hardware, this kind of standard is useful for quality control, compliance documentation, and lowering the risk of mismatched expectations in performance evaluation. IEEE 269-1971 remains a helpful reference even though it is superseded.
- Telephone set transmission measurement method
- Voice performance evaluation
- Test consistency and comparison
- Legacy communication equipment reference
- Superseded IEEE technical document
- Publication Date: 1971
- Standard Status: Superseded
- Publisher: IEEE
- Subject: Communication, Networking and Broadcast Technologies; Components, Circuits, Devices and Systems; Power, Energy and Industry Applications
- Official IEEE: Doi link
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