Category: Acoustics miscellaneous

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

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 […]

Read more

Acoustics miscellaneous 269 Uncategorized 12

Speech intelligibility and public sound systems

There’s an important difference between music and speech. The brain is capable of “filling in” a fair amount of missing information in music.  There’s a high degree of predictability. Generally while hearing music, if you didn’t get the bass line or some part of the song which you are keen on listening in the first […]

Read more

Acoustics miscellaneous 269

How about raising awareness about the need to check our hearing!

The theme for the upcoming World Hearing Day 2019 is “Check Your Hearing”. On the 3rd March the WHO (World Health Organisation) will draw attention to the importance of early identification and intervention for hearing loss. Many people live with unidentified hearing loss, often failing to realise that they are missing out on certain sounds […]

Read more

About Sound 180 Acoustics miscellaneous 269 Events 140

Are restaurants and bars too loud in New York City? Landmark case study….

An evidence-based study to raise noise pollution awareness was presented last month at INTER-NOISE 2018 in Chicago by Gregory Scott, Founder of SoundPrint. This is, according to the Abstract: The first large-scale study conducted on sound levels, using the novel SoundPrint smartphone app, of more than 2250 venues in New York City shows that the average […]

Read more

About Sound 180 Acoustics miscellaneous 269 Research 135

Artistic aspects of Architectural sound – Master Thesis by Tim Elfström

We asked Tim to give us a summary insight into his recent Thesis which he has completed as part of a collaborative Lund University study report with Ecophon. Tim is a qualified architect (Arkitekt MSA), has just recently completed his Master Thesis at Lund and is now a consultant helping other architects understand and include […]

Read more

About Sound 180 Acoustics miscellaneous 269 Research 135

5 tips for the hearing impaired

One of our editors, Morten Roar Berg, has recently been a speaker at an event for hearing impaired people. Here are his reflections after the event.   Recently I had the pleasure of doing my first presentation for a crowd with either inborn hearing impairment or hearing damage. It really broadened my professional perspective. In my […]

Read more

About Sound 180 Acoustics miscellaneous 269 Psychoacoustics 17

Euronoise 2018 – Room acoustics

Our editor Maria Quinn, Concept Developer for Healthcare in Sweden, attended Euronoise in Crete – and here are her main takeaway points from the session: Room Acoustics. Poster NOISE IN NEONATAL INTENSIVE CARE UNITS: A SHORT REVIEW, by C.Carvalhais, M.V.Silva, J.Silva, A.Xavier,J.Santos Noise affects newborns and worker in NICU rooms. Most of the noise is […]

Read more

Acoustics miscellaneous 269 Educational Environments 176 Events 140 Healthcare Environments 130 Research 135

Euronoise 2018 – Building Acoustics and Health

Our editor Andrea Harman, Concept Developer for Healthcare in the UK, attended Euronoise in Crete – and here are her main takeaway points from the session: Building Acoustics and Health. Effects of children charcteristics on sound environment in fast food restaurants in china – Liu Shanshan This interesting session started with the question would you […]

Read more

Acoustics miscellaneous 269 Healthcare Environments 130

Room acoustic descriptors – RT, C50 and Strength/ Gain

Reverberation (RT) time still remains the primary indicator of room acoustic response and RT is also known to be the only demand/descriptor in building regulations for room acoustics in healthcare facilities, schools and day care centres and offices. However, previous work and research for many years has shown that RT alone can be insufficient to […]

Read more

About Sound 180 Acoustics miscellaneous 269

The effect of scattering in rooms with acoustic ceilings

Rooms with acoustic ceilings Today we see a lot of public rooms with acoustic ceilings – and that is good! But in these rooms especially the reverberation time and speech clarity does not only depend on the absorption material in the room. Scattering plays an important role for the room acoustic design and therefor furniture […]

Read more

Acoustics miscellaneous 269