BBCNEWS Click - Short Edition June 4, 2024 17:49:00
Technology was developing so rapidly. so, what about inside? the type a is called a ribbon microphone. that's because behind the perforated cover is exactly that — a ribbon of metal. with the help of one of the trusty bbc engineering manuals, we can see that sound waves come in from either the front or the back and hit the ribbon in the middle. so thin that it flexes and wiggles when the noise vibrations in the air hit it, just like your eardrum. the flexing moves the ribbon through a magnetic field created by two magnets on either side. doing this generates a very small voltage which is uni...