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.
Bluetooth transmitter works in the opposite way Bluetooth receiver does. It is used primarily with the source player while the receiver does most of its jobs with the output devices. Like those home stereo systems many old good players are lack of wireless function that limits their possible wide usages nowadays.