Now we do our conversions just like above. 121.779 / 5280 = .023 miles .94 / 60 / 60 = .000261 hours .023 / .000261 = 88.12 mph. So there you have it! How to calculate how fast you throw a baseball without a radar gun and only a stop watch.
IR Receiver and Remote. An IR receiver can detect bursts of infrared light sent by a common remote controller (like for a television), and then output a pattern of high/low signals to a Propeller I/O pin. This quick tutorial will first show you how to wire up the infrared receiver.
Satellites collect information beyond what human eyes can see, so images made from other wavelengths of light look unnatural to us. We call these images âfalse-color,â and to understand what they mean, itâs necessary to understand exactly what a satellite image is. Infrared light renders the familiar unfamiliar.