NTI's (www.nt-instruments.com) Version 2.20 RT-Speaker software for automated transducer and loudspeaker production testing includes an online statistical overview of the test results. Also featured are measurements of frequency response, impedance curves, resonance frequency, rub and buzz, SPL levels, speaker polarity and Thiele/Small parameter. All results are compared in real time against defined QC tolerances, allowing for proper pass/fail comparisons. The system contains the high-speed RT-2M audio analyzer with the PureSound module operated via the PC-based production software.
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