Founded in 1854, O'Fallon's namesake comes from Colonel John O'Fallon who was a wealthy gentleman from St. Louis. In downtown O'Fallon, a Baltimore and Ohio Railroad railroad depot was built, which helped put O'Fallon on the map.
â¢ Transducers and sensors are physical devices that are used in electrical, electronic and many other types of gadgets and appliances. â¢ Transducers are used to convert one energy type into another while sensors measure energy levels and convert them into electrical signals that can be measured digitally.
A transducer is a device that sends out sound waves which bounce off targets such as fish or lake bottoms. When the signal is ... read more reflected back to the transducer, images are formed. It also determines depth by measuring the time it takes for the sound wave to return back to the device. There are many types of transducers, but they all work off the same principle.