
Voice Quality Testing
1. Select and Use an Exclusive Talkgroup
2. Automated Voice Play and Recording Preferred
– Duration consistent with a typical voice call
– Harvard sentences are appropriate
– Use both male and female voice recordings
3. Collect Data Uniformly
– Collect at least one test recording per tile
– Eliminate duplicates per tile by arbitrary rule
4. Score Data
– Train listeners for consistent scoring
– Score each recording per DAQ definition
– Note: Audio scoring criteria should be agreed to prior
to test execution as the TSB -88 definitions subject to
interpretation
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