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 senses input energy in one form and translates it into another form. The word may be unfamiliar, but examples of transducers include many everyday objects and devices. Among the most familiar examples is the speaker. Electrical impulses cause a speaker to vibrate and bounce in and out.