The above is an audiogram. Most deaf people have seen one of these before, but if you’re like me, you won’t have bothered to find out what they mean, other than ‘You are deaf. You are very, very, very deaf.’
From left to right, the audiogram is arranged like the keys on a piano, with low frequencies on the left and higher frequencies on the right.
From top to bottom is a measure of volume, in decibels.
Most people are born with perfect hearing. At the age of 18, your hearing is as good as it’s ever going to be. In fact, you’ll probably hear higher frequencies that people in their 30s and later in life can’t. As people age, they lose more and more hearing in the high frequency range.
Now, let’s look at the hearing that I was born with. My hearing has been more or less the same since I was born. I’m usually tested with a pair of headphones in a soundproofed room, using a cable with a button on the end which I press every time I hear a tone. Continue reading “Billy 2.0 – Getting my new audiogram”
