Since the first sonar flashers were introduced decades ago, all fish finders work on the same principle. There are three main components of a fish finder: display, transducer, and battery. The ...

Monitoring the level of liquid can be accomplished through the use of a pressure transducer. The density of the liquid and its height create pressure on the diaphragm of the pressure transducer to ...

So you’ve dusted off the old fishing rods, launched your boat, and cast a couple of dozen lines only to find yourself coming home empty-handed. While fishing requires patience, anglers use many tools ...