Learn more about the history of OrbitÂ® chewing gum and the introduction of each of the OrbitÂ® gum flavors and OrbitÂ® gum facts. 1  1944 The history of OrbitÂ® Gum dates back to World War II. 2  Since they were no longer available on the civilian market, Wrigley began production of a new gum called OrbitÂ®.
Passive POE usually refers to any device using POE to power that is not 802.3af/at. This includes things like cameras and radio antennas that run on 24V POE. Passive POE does not do a hand shake so it is extremely important to know what POE voltage your device requires before plugging in the CAT5 cable and powering it up. If you connect the wrong voltage you can easily burn up your device.
What is a passive alarm system? The features of a passive alarm may include flashing lights, audible alarms, a fuel system cutoff, an ignition cutoff, tracking devices, motion sensors and proximity sensors. These features ensure total safety of a car in order to prevent car theft. An active car alarm is another type of car alarm.