Revision Standard - Inactive-Superseded.Practical methods for making laboratory measurements of electroacoustic characteristics of analog and digital telephones, handsets, and headsets are provided in this revised standard. The methods may also be applicable to a wide variety of other communications equipment, including cordless, wireless, and mobile communications devices. Measurement results may be used to evaluate these devices on a standardized basis. Application is in the frequency range 100-8500 Hz. Revised by amendment IEEE Std 269a-2007.
analog telephones; digital telephones; electroacoustic measurements on telephones; handsets; headsets; telephony; voice transmission performance
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