Olimme mukana omalla osastollamme Meluntorjuntapäivillä Jyväskylässä 22.-23.3.2017. Tietoa tapahtumasta ja luentomateriaalit löytyy osoitteesta https://www.ely-keskus.fi/web/ely/valtakunnalliset-meluntorjuntapaivat#.WNjopxLyg_U . Kiitoksia kaikille osastollamme vierailleille sekä ELY-keskuksen väelle hyvistä ja toimivista järjestelyistä. APL Systems Oy
In reporting we are processing measured sound data into numbers and present them as tables and figures. This way the reader can see, e.g., the sound pressure levels at different measurement points. But what is sound really? What are the units we use to describe it? At its simplest, sound is a pressure wave created by a vibrating object. When we think of sound, we usually think of pressure waves travelling through air. Our ears, together with our brains, convert the pressure change into an auditory sensation and allows us to recognize the sound. Decibel (dB) is used as a unit of sound pressure level and it describes intensity of the sound level. Humans can hear sound between 0 to 140 dB. The
The past winter has been busy here at APL Systems. We launched our new products AuresSound and AuresAir in January 2017. You can read more about the Aures products at our brand-new webpage. We aim to provide the best possible noise measurement techniques and tools to monitor noise, therefore the development work is ongoing. Another new development is this blog you are now reading! The posts will be written by the professionals here at the APL Systems. We want to share with you how our sound professionals in the world of acoustics, technology, installations and reporting experience the world of sound in their daily tasks. Hopefully you will get as excited about sound as we are! Have a sunny s
