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Designing out “Chinook” flutter echoes in speech communication rooms

2019-12-12 by Colin Campbell

In September, it was a pleasure to present a work in progress “Optimising the acoustic design for a multi-purpose room used for speech communication activities” at ICA 2019 in Aachen. One of our inhouse head office rooms recently remodelled to accommodate a mixture of training functions. The sound environment for a room designed for speech […]

American healthcare acoustics research presented at ICA 2019

2019-11-27 by Mai-Britt Beldam

Ilene Busch-Vishniac

Healthcare acoustics on the agenda What a privilege to attend ICA this year. Not only were we invited to a concert in the cathedral of Aachen but in the healthcare acoustics session, we had the opportunity to explore research from all over the world. Including 3 American papers on both noise reduction in neonatal care, […]

Finnish study finds that the sound environment affects children’s listening skills

2019-07-16 by Pauli Pallaskorpi

Noise and a poor sound environment can hinder linguistic development of nursery school children, says Doctor of Philosophy Elina Niemitalo-Haapola in her dissertation. According to the study, more attention should be paid to children’s sound and learning environments. While working as a speech therapist, Elina Niemitalo-Haapola went to kindergartens, schools and homes to find out […]

Good acoustics as an extra source of income in restaurants

2019-06-21 by Mai-Britt Beldam

Internoise 2019, Madrid It’s all about money! Juan Negreira held a really inspiring presentation at Internoise 2019 – about how a room acoustic intervention in a restaurant lead to better income. Below are his findings and discussion and if you want to know more about the project and get access to the original paper, you […]

Find out what a room can sound like – with the Ecophon Acoustic Calculator

2019-03-20 by -

Today almost all room acoustic calculations are based on the Sabine formula. Even though it is known that you often get different values when you compare calculations with actual measurements in a room. Therefore, Ecophon has developed a calculator in which the intention is to have more accurate acoustic values before measurements. The Ecophon Acoustic Calculator is […]

Acoustics affect staff in the OR

2019-01-21 by Mai-Britt Beldam

Introduction Sustainable working environments include good room acoustics but working in and operation room (OR) can be a challenge. Due to hygiene regulations and demands the surfaces are often hard and reflective and this leads to high sound pressure levels, bad speech clarity and long reverberation times. The Study At Hvidovre Hospital in Copenhagen, Denmark […]

Harmful noise is prevalent in Danish schools

2019-01-11 by Morten Roar Berg

Round robin test on absorption (ISO 354:2003) conducted on 10.8 m2 glass wool (thickness 100 mm) in 7 European laboratories, 6 of which are standardized laboratories (adapted from Ref. 2)

An extensive well-being survey maps noise problems in Danish schools. About one in ten children from preschool to the third grade can’t hear the teachers instruction because of noise. Sound and acoustics is sadly often far down on the list of priorities in the design of buildings. However, this problem becomes particularly absurd when even […]

Global School User Survey has acoustics questions!

2018-12-16 by Colin Campbell

Title image credit: Cover from the OECD School User Survey. The newly launched OECD School User Survey  is designed to support the improvement of learning spaces by empowering school users. Significantly for us as acoustic enthusiasts, among the broad range of holistic topics and important aspects that it covers, the survey also includes 5 acoustic […]

Better speech communication and learning in the classroom

2018-12-16 by Colin Campbell

At this years Transitions18 Education research seminar in Copenhagen, Viveka Årlander Lyberg Associate Professor at Lund University, presented the latest developments around Suvi Karjulainen’s PhD “Better communication and learning in the classroom”. This unique and applied study around the quality of speech communication for teachers and students also links to the investigation of the classroom […]

Acoustics is part of the conversation – when transitioning to innovative learning environments

2018-12-16 by Colin Campbell

For the second year running the University of Melbourne and  the ILETC project organised a series of three Transitions18 research symposia around learning spaces in Melbourne, Phoenix co hosted by Steelcase and Copenhagen co hosted by Ecophon. Attending the Copenhagen event, there was a wealth of groundbreaking research studies and discussions about the transition of […]

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