Tesla removed the ultrasonic sensors from the recently-built cars in a move many framed as a cost-cutting measure. Without them, some parking features and distance measurements to obstacles around ...

Figure 4. Directivity type for ultrasonic sensors Since rear sonar ultrasonic sensors handle both sending and receiving of ultrasound, unless the emitting sound wave dissipates without ringing quickly ...

The software version 2022.45.11, encapsulating the latest FSD Beta update, also reinstates the missing park distance measurements for vehicles without ultrasonic sensors.

Ultrasonic wearable tag: On top is a rendering of the social-distance tag, which consists of a wearable badge with an optional attachment that can be worn on the user’s back to provide 360 ...

[Andy] demonstrates building an ultrasonic anemometer using a cheap after-market parking distance sensor kit and an Arduino. Demo video after the break.