Sound Monitoring Articles & Analysis: Older
3 articles found
For the safety of clinic staff, an oxygen deficiency monitor can be installed near the liquid nitrogen tank. This monitor takes periodic readings of the oxygen levels in the room. When everything is working properly and the oxygen is within the normal range, the monitor remains silent yet vigilant. In a worst case scenario where a nitrogen leak ...
… as long as the “noise” is music. Thus spake Richard Littlejohn of the Daily Mail earlier this year – he’s a journalist, for some value of “journalist”. “Blessed is the man who, being ignorant, abstains from giving us worthy evidence of the fact” (with apologies to George Eliot). This journalistic licence is addictive, I feel better ...
A decibel–a measure of sound. Like all short answers, this one leaves out a lot. When we hear a sound, its because our brain has received a nerve impulse from the nerve cells in the Inner Ear, which consist of a bone, called the Cochlea because it resembles a snail shell. These cells have long “hairs” that project into fluid inside the cochlea. There is a hole in the cochlea ...