Inside [Klaus]’ device is an Arduino ... sensor used a small TFT to display the distance to an object, but after a few revisions, [Klaus] redesigned the device to speak the current distance ...

Which is why pilots rely on instruments such as the variometer, that determines the current rate of ... held version using the Arduino Nano and a BMP180 pressure sensor. Since you don’t want ...

An Arduino is a microcontroller — a single board designed to control something ... an accelerometer for detecting motion, or a Piezo sensor on a door, it can notify you when someone knocks ...