[Lindsay] has a wonderful writeup about a new toy in the shop, an ultrasonic transducer ... casts and machines a horn for the transducer with a high level of precision as this will also tune ...

In his write-up, [Mike] started by listing all the different sensors he had considered to measure the oil level and finally opted for an ultrasonic sensor. In his opinion, this kind of sensor is ...

Ultimately, alignment could be achieved either by drilling a hole in the ultrasonic transducer to secure the light path or by tilting the optical system to align the two paths. Both approaches ...

With chemical-resistant and general-purpose models, ToughSonic sensors are perfect for tank level measurement and seamless ...