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.
We can say that Every transducer is also(or has) a sensor but every sensor need not be a transducer. Sometimes it is. A compass is a simple sensor of magnetic north, wherein the magnetic element in the compass is the transducer Hope this helps. If there is anything wrong in my explanation, do comment/suggest. I'm happy to learn and happy to help :)