08. July 2024 STIPA speech intelligibility measurement on the XL3 Acoustic Analyzer The XL3 Acoustic Analyzer now supports speech intelligibility measurements according to IEC60268-16... Read more
11. March 2021 Checking a PA’s frequency response and uniformity of coverage with the XL2 Do you have testing specifications calling out frequency response limits for a public address (PA) or paging system? An XL2 with the Spectral Limits Option gives you the answer quickly and on-site. Read more
10. March 2021 Speech Intelligibility ed5 Standard Adapted Edition 5 (ed5) of the IEC 60268-16 speech intelligibility measurement standard became effective at the end of September 2020. The latest firmware ... Read more
30. May 2019 Basic Audio & Acoustic Measurement Seminar in Tokyo NTi Japan held a seminar on April 16th in Tokyo on basic audio and acoustic measurements. This seminar focused on elemental knowledge about audio and acoustic measurement, such as sound pressure level, RTA, and frequency response of audio devices. The participants were given a demonstration of each measurement. Read more
06. May 2019 STI Reporter Supports International Standards The NTi Audio STI Reporter is an MS Excel tool for reporting speech intelligibility in rooms with multiple measurement points. The tool has now been further developed to include the ISO, CEN, DIN, and VDE country-specific standards. Read more
24. August 2018 Speech Intelligibility in PA systems “Sorry, I didn’t catch that.” If a thought like that is going through a listener’s head, chances are that the sound reinforcement is not working as intended – regardless if it´s in a concert hall or at a railway ... Read more
19. April 2017 New TalkBox Test Signal to Measure Speech Intelligibility in Schools The intelligibility of speech in schools is an important part of successful learning. According to the ANC (Association of Noise Consultants), the typical speech level for a teacher in the classroom (at 66.5 dB) is higher than the normal speaking level. For this reason, NTi Audio now offers the speech intelligibility test signal for the TalkBox at this level. This is a free product upgrade for all TalkBox users. Read more