Nor1255 replaces the well-known Nor1251. Nor1255 is a small battery-operated precision class 1 microphone calibrator generating 114 dB @ 1k Hz conforming to IEC 60942 and ANSI S1.40. The Nor1255 uses the same reference microphone and design principle as the more sophisticated version Nor1256. The Nor1255 replaces the well-known Nor1251 sound calibrator that was the … Continue reading NEW! Class 1 Sound Calibrator Nor1255
We are releasing a new software version for the Acoustic Camera. Whats new? Added hardware support Hextile and Multitile (triple-Hextile) Added support for custom ArrayGroups with templates for hexagonal Added new low threshold slider to hide noise in recordings Added possibility to have large dynamic range plotted via the contour plotting Added export of scene … Continue reading New Norsonic Acoustic Camera Software Released Version 3.0
A newly built office complex is designed with glass facades between the offices and the hallway. The glass facades include a glass door. Although the glass structures themselves have a sufficient sound reduction value, the sound insulation between office and hallway was measured at 19 dB, which was far below the sound insulation criteria for … Continue reading Filming Sound Leakages in Highly Reflective Office Environment
Norsonic have now released the new upgraded NorReview v6.1.37. The new version contains the following new features: Support for the Nor150 "ProfileB" and "Moving" reports. Nor150 version 1.2 markers are now visible in the NorReview displays. Added "Visible" property for various markers. Available from the Marker Management Bar. Added "Stepping Surface Mesh" setting for the 3D … Continue reading NorReview v6.1.37 is NOW Released!
A combined bar, bistro and concert venue in the city center has been renovated with a great emphasis on acoustic noise dampening. Nevertheless, the venue is still getting complaints from neighbours close by due to breakout noise from the location, especially during late night concerts. The establishment consists of a bar and bistro on the … Continue reading Nor848A Case study – Filming breakout noise from café and concert venue
4dNoise gladly introduces the next generation acoustic calibration system of Norsonic to Hong Kong with said calibration system designed to meet all the local requirements and international standards. It is a system that provides quick and accurate calibration of instruments for measuring sounds through three varying modes. Apart from the different modes, the system also … Continue reading 4dNoise Introduces Next Generation Acoustic Calibration System to Hong Kong in Meeting Local Relevant Requirements
A new product catalogue is now available for downloading on 4dnoise.com
A conference hotel in Norway is using modular walls to divide large halls into several smaller conference rooms. The rooms are divided by modular walls that provide several different opportunities for subdivision and multipurpose use of the large area spaces. When measuring the sound insulation between adjacent rooms through the modular walls, the resulting value … Continue reading Finding Acoustical Weak Points in Room Dividing Modular Walls